Cheaper iPhones and Pixels Are Here. They Are Pretty Good.

With tariffs threatening to drive up the costs of most things, the new entry-level phones from Apple and Google present a timely opportunity to save some bucks.

OpenAI Asks Court to Bar Elon Musk From Unfairly Attacking It

In a legal filing, OpenAI asked a federal court to hold Mr. Musk responsible for any damage he has caused the firm, in the latest sign of their bitter feud.

Pilot Sues Influencer on X in Latest Test of Defamation Law

Jo Ellis, a National Guard pilot, is suing an influencer who falsely identified her as the captain of a helicopter that collided with a passenger plane in January.

Tech C.E.O.s Spent Millions Courting Trump. It Has Yet to Pay Off.

With inauguration donations and Mar-a-Lago visits, leaders of the biggest tech companies sought favor with the president in an attempt to steer regulation and tariffs, to little avail.

How Trump’s TikTok Negotiations Were Upended by China and Tariffs

The future of the popular video app is now at the center of a geopolitical tussle between Washington and Beijing.

Google Says Employees Can Discuss Antitrust Case

The Silicon Valley giant had ordered employees to stay silent on the landmark case before reaching a settlement with a workers’ union over the issue.

How X Is Benefiting as Musk Advises Trump

The social media platform has experienced a return in advertisers and new exposure as an official source of government news.

Can Using a Dumber Phone Cure ‘Brain Rot’?

Minimalist gadgets like the new Light Phone III, a smartphone that barely does anything, promise to help us focus. The trade-offs are big.

The White House Frames the Past by Erasing Parts of It

As the Trump administration pulls government websites and data offline, it is selectively stripping away the public record, letting the president declare his own version of history, archivists and historians said.

How Tariffs Are Hitting Digital Commerce Companies

These businesses, including e-commerce platforms and payment processors, are pulling back on public offering plans and bracing for pain.

Trump Extends Deadline for a TikTok Deal

The app was facing a Saturday deadline to change its ownership or face a ban in the United States.

Why Trump’s Tariffs Are Rattling Even Meta

Meta, which owns Facebook, Instagram and WhatsApp, would not seem to be in the line of fire from tariffs. But President Trump’s trade actions are hitting even social networking businesses.

Invasion of the Home Humanoid Robots

Dozens of companies are building robots that look like humans. One of them is training a machine to be a butler and will soon test them in homes.

E.U. Prepares Major Penalties Against Elon Musk’s X

European regulators are considering fining X and making demands for product changes, after weighing the risks of further antagonizing Mr. Musk and President Trump.

This A.I. Forecast Predicts Storms Ahead

The A.I. prediction world is torn between optimism and gloom. A report released on Thursday decidedly lands on the side of gloom.

Mark Zuckerberg Lobbies Trump to Settle Antitrust Suit Against Meta

The Meta chief, who was at the White House on Wednesday, has discussed the case with the president and his aides. A trial is set to start in less than two weeks.

Trump’s New Tariffs Test Apple’s Global Supply Chain

The iPhone maker spent years trying to move production of some products out of China to avoid tariffs. But now that may not matter.

How Trump Could Make Larry Ellison the Next Media Mogul

The co-founder of Oracle and friend of President Trump, who was a flamboyant fixture in the 1990s, has returned to the spotlight through — of all things — TikTok.

Trump Set to Meet With Top Aides to Decide TikTok’s Fate

They are expected to convene on Wednesday to discuss a potential sale of the app, which faces a Saturday deadline to change its ownership structure.

OpenAI Completes Deal That Values Company at $300 Billion

The start-up’s valuation, which has nearly doubled in six months, shows continued enthusiasm for A.I. among investors.

F.C.C. Chairman Orders Inquiry Into Disney’s D.E.I. Practices

The chairman, Brendan Carr, sent a letter to the company accusing it of violating equal employment opportunity regulations.

Elon Musk Says He Has Sold X to His A.I. Start-Up xAI

The deal combined two of Mr. Musk’s companies, which have been on different trajectories. The transaction valued xAI at $80 billion and X at $33 billion, the billionaire said.

Look Again: That H&M Model Showing Off a New Look May Be a Digital Clone

The Swedish retailer H&M said it was exploring the use of artificial intelligence in producing “digital twins” of models.

CoreWeave Disappoints on Opening of Trading

The start-up, which provides the processing power to help develop A.I. systems, faces questions about its debt and the overall economy.

CoreWeave Scales Back Ambitions for Its I.P.O.

The company, which originally expected its shares to be priced between $47 and $55, will ask for $40 a share in a sign of stock market uncertainty.

The Two Democrats Trump Fired From the F.T.C. Sue Over Their Dismissals

Rebecca Kelly Slaughter and Alvaro Bedoya, who were fired from the agency this month, accused President Trump in a lawsuit of executive overreach.

Facebook Returns to Its Roots: Showing Posts From Friends and Family

A new Friends Tab will feature posts from a user’s friends and relatives, which was the original mission of the app.

How Artificial Intelligence Reasons

Companies like OpenAI and China’s DeepSeek offer chatbots designed to take their time with an answer. Here’s how they work.

If TikTok Is Here to Stay, What Does That Mean for Us?

With a national ban increasingly unlikely, let’s reflect on how the app both sparks joy among users and raises mental health concerns.

How Secure Is Signal, Anyway?

The app, which was introduced in 2014 and has hundreds of millions of users, is widely viewed as the safest messaging tool because of its encryption technology.

OpenAI Unveils New Image Generator for ChatGPT

The company’s chatbot can now create elaborate and unusual images.

With a U.S. Ban Looming, TikTok Portrays Itself as a Force for Good

The popular video app, which could be banned in the United States next month if it is not sold to a non-Chinese owner, is portraying itself as a savior of Americans and a champion of small businesses in a new campaign.

Trump’s Crypto Venture Introduces New Digital Currency

World Liberty Financial, the crypto business created by President Trump and his sons, unveiled a cryptocurrency called a stablecoin, furthering his ties to an industry his administration regulates.

Inside A.I.’s Super Bowl: Nvidia Dreams of a Robot Future

Nvidia showcased robots that could work in warehouses, pedal around like “Star Wars” droids and manipulate surgical equipment at its weeklong A.I. conference

Emboldened by Trump, A.I. Companies Lobby for Fewer Rules

After the president made A.I. dominance a top priority, tech companies changed course from a meeker approach under the Biden administration.

Netflix’s Reed Hastings Gives $50 Million to Bowdoin for A.I. Program

The Netflix co-founder said he wanted his alma mater to become a leader in studying the consequences, and guiding beneficial uses, of artificial intelligence.

How Bryan Johnson, Who Wants to Live Forever, Sought Control via Confidentiality Agreements

That control is starting to fray as Mr. Johnson, a longevity guru known for performing experiments on his body, faces a backlash over the agreements.

Meet Elon Musk’s Top Lieutenant Who Oversees DOGE

Steve Davis, a longtime Musk loyalist, is effectively the leader of the Department of Government Efficiency. Mr. Musk has likened him to chemotherapy.

SoftBank to Buy Ampere, a Silicon Valley Chip Start-Up, for $6.5 Billion

The move is a bet that Ampere’s chips can begin playing a significant role in data centers for creating artificial intelligence.

E.U. Accuses Apple and Google of Unfair Practices, Risking Trump’s Ire

European Union regulators said the tech giants likely violated the law by unfairly boxing out smaller competitors, adding to tensions between Europe and the United States.

Tech for Babies Is Booming. Here’s What One Parent Found Helped the Most.

The Snoo. The Nanit. The Hatch Rest. Many lists of baby gear mandate certain items, but our columnist wondered if it would be better to chuck those lists out.

‘Will I Lose My Job?’ Federal Workers Flock to Reddit for Answers.

The online forum’s pseudonymity lets them vent, share information and find solace. Unpaid moderators, like David Carson, are working overtime to keep up.

Oracle’s Role in TikTok’s Future Gets Capitol Hill Scrutiny

Top congressional aides met with Oracle on Tuesday to talk about TikTok, which faces a ban in the United States unless it is sold to a non-Chinese owner by early April.

Trump Fires Democrats on Federal Trade Commission

The decision to fire the two members of the traditionally independent regulatory body is likely to face a legal challenge.

Google Seals $32 Billion Deal for Cyber Start-Up Wiz

The acquisition could make the Silicon Valley giant a bigger force in cybersecurity, and arrives months after an earlier round of talks collapsed.

Nvidia Is Hosting the Super Bowl of A.I.

The giant chipmaker has transformed its annual developer conference from an academic event into a who’s who gathering for the future of artificial intelligence.

The Company Testing Wall Street’s Appetite for A.I. Computing Power

CoreWeave, which provides computing power for A.I., was founded by three Bitcoin enthusiasts. The company is now set to make the first prominent A.I. initial public offering.

How A.I. Is Changing the Way the World Builds Computers

Tech companies are revamping computing — from how tiny chips are built to the way they are arranged, cooled and powered — in the race to build artificial intelligence that recreates the human brain.

Elon Musk Shared, Then Removed a Post Absolving Dictators for Genocide

The post falsely claimed that Joseph Stalin, Adolf Hitler and Mao Zedong were not responsible for the murders of millions of people, but rather public sector workers were.

Powerful A.I. Is Coming. We’re Not Ready.

Three arguments for taking progress toward artificial general intelligence, or A.G.I., more seriously — whether you’re an optimist or a pessimist.

Meta Seeks to Block Further Sales of Ex-Employee’s Scathing Memoir

An arbitrator has prevented the employee from promoting her book and disparaging the company until private arbitration concludes.

Intel Names New Chief Executive Amid Turnaround Efforts

The semiconductor pioneer appointed Lip-Bu Tan, a well-known tech investor and executive, as its new leader.

How to Spend Less Time on Social Media (or Leave It Altogether)

If you’re feeling overwhelmed but don’t quite have the willpower to curb your online habit, your phone can help you manage your time online.

Inside Google’s Investment in the A.I. Start-Up Anthropic

The internet giant owns 14% of the high-profile artificial intelligence company, according to legal filings obtained by The New York Times.

Eric Schmidt Joins Relativity Space, a Rocket Start-Up, as C.E.O.

The former Google chief executive is taking a controlling interest in Relativity Space, which aims to build low-cost, reusable rockets to compete against Elon Musk’s SpaceX and to reach Mars.

Bad Day for X and Tesla Prompts Concern About Musk’s Distractions

The billionaire’s social media site X suffered outages, and Tesla’s stock tanked on Monday.

The Quest for A.I. ‘Scientific Superintelligence’

An ambitious start-up embodies new optimism that artificial intelligence can turbocharge scientific discovery.

Trump’s Call to Scrap ‘Horrible’ Chip Program Spreads Panic

The president’s attack on the key tenet of the Biden administration’s industrial policy has set off concerns that he may claw back its funding.

Justice Dept. Doubles Down on Request to Break Up Google

In a court filing on Friday, the government signaled a continuation of tough regulatory pressure on the search giant.

At Crypto Summit, Trump Says U.S. Will Be ‘the Bitcoin Superpower’

The first-of-its-kind event at the White House with top crypto executives showcased the president’s embrace of the once-renegade industry.

Figma in Talks With Bankers to Explore an I.P.O. This Year

The design tech company is exploring a public offering after regulators stymied its $20 billion sale to the software giant Adobe in 2023.

Sam Bankman-Fried Ramps Up Effort for a Pardon From Trump

Mr. Bankman-Fried’s family and allies are trying to help him escape a 25-year prison sentence for fraud related to the collapse of his cryptocurrency exchange, FTX.

Trump Signs Order to Create a ‘Crypto Reserve’

The first-of-its-kind reserve will be anchored by a stash of Bitcoin the government already owns, estimated to be worth billions of dollars.

StubHub Eyes Potential I.P.O. as Soon as This Year

The ticket reselling site joins the social chat app Discord and the artificial intelligence company CoreWeave in pursuing a public offering.

How Dan Bongino Would Run the F.B.I., According to Dan Bongino

The newly appointed deputy director of the F.B.I. has a long history of criticizing the bureau and its leadership. He has promised “dramatic change.”

A Long-Shot Bet to Bypass the Middlemen of Social Media

Facing the looming threat of A.I. as a competitor, some publishers are considering an alternative to the internet’s all-powerful algorithms.

How the Biggest Crypto Heist in History Went Down

The cryptocurrency exchange Bybit lost $1.5 billion to North Korean hackers last month — and it all traced back to an account on a free digital storage service.

Federal Grant Program Opens Door to Elon Musk’s Starlink

Under new rules from President Trump’s Commerce Department, a $42 billion high-speed internet effort will no longer favor fiber-optic cable.

Discord in Early Talks With Bankers for Potential I.P.O.

The app has become a mainstay of the video game community and young internet users.

Digg Returns, With Social Media in Tumult

Two decades after creating Digg, a community-focused social message board, Kevin Rose is reviving the site and teaming up with a founder of Reddit.

Turing Award Goes to 2 Pioneers of Artificial Intelligence

Andrew Barto and Richard Sutton developed reinforcement learning, a technique vital to chatbots like ChatGPT.

Judge Denies Musk’s Request to Block OpenAI’s For-Profit Plan

The court said that Elon Musk could proceed with other parts of a lawsuit he brought against OpenAI last year.

A.I. Start-Up Anthropic Closes Deal That Values It at $61.5 Billion

The announcement follows new fund-raising efforts from rivals like OpenAI, which is set to close a deal that values the company at $300 billion, and Elon Musk’s xAI.

TSMC, the Chip Giant, Is to Spend $100 Billion in U.S. Over the Next 4 Years

The investment plan, announced at the White House, was made as the Trump administration pushes to bring chip making back to the United States.

Elon Musk’s Internet: So Based, Much Wow. So Cringe?

Mr. Musk uses online slang to marshal his 200 million social media followers in support of his efforts to gut the federal government. But he might be reaching his limits.

Microsoft Will End Skype Internet Calling Service in May

The company plans to move users of the pioneering service, which it bought in 2011, to Microsoft Teams.

Under Trump, U.S. Increasingly Pulls Back From Crypto Crackdown

Going case by case, regulators have halted investigations and withdrawn or paused lawsuits against top crypto companies and their executives.

OpenAI Unveils A.I. Technology for ‘Natural Conversation’

The new technology, called GPT-4.5, signifies the end of an era for OpenAI.

Google’s Sergey Brin Urges Workers to the Office ‘at Least’ Every Weekday

The tech giant’s co-founder said that if employees worked harder and were in the office more, the company could reach an artificial general intelligence breakthrough.

Not a Coder? With A.I., Just Having an Idea Can Be Enough.

I’m not a programmer. But I’ve been creating my own software tools with help from artificial intelligence.

Nvidia’s Profit Jumps 80% as Company Rides Tech’s A.I. Boom

The Silicon Valley company, which dominates the market for chips needed to build A.I. systems, said revenue was up 78 percent from a year earlier.

Amazon Unveils Alexa+, Powered by Generative A.I.

Amazon is aiming to catch up in generative artificial intelligence and to reboot its virtual assistant, which has been leapfrogged by powerful chatbots.

Apple’s Dictation System Transcribes the Word ‘Racist’ as ‘Trump’

The company said it was working to fix the problem after iPhone users began reporting the issue.

Big Day for Crypto Goes South in a Hurry After a Giant Hack

Hours after Coinbase said the S.E.C. was dropping a lawsuit against it, another major cryptocurrency exchange reported a potentially record-setting theft.

Under Government Pressure, Apple Pulls Security Feature in Britain

Law enforcement in the country was pressuring the company to create a tool that would act like a back door into customers’ data.

OpenAI Uncovers Evidence of A.I.-Powered Chinese Surveillance Tool

The company said a Chinese operation had built the tool to identify anti-Chinese posts on social media services in Western countries.

Coinbase Says S.E.C. Will Drop Crypto Lawsuit

The end of a court fight with the largest U.S. crypto company would be a big win for an industry that financially backed President Trump.

A.I. Is Changing How Silicon Valley Builds Start-Ups

Tech start-ups typically raised huge sums to hire armies of workers and grow fast. Now artificial intelligence tools are making workers more productive and spurring tales of “tiny team” success.

Microsoft Says It Has Created a New State of Matter to Power Quantum Computers

Microsoft’s new “topological qubit” is not based on a solid, liquid or gas. It is another phase of matter that many experts did not think was possible.

HP to Buy Parts of Humane, Maker of the Ai Pin, for $116 Million

Humane, which marketed its Ai Pin as the next big thing after smartphones, had raised $240 million from investors, including OpenAI’s Sam Altman. The pin will be discontinued.

OpenAI’s Former Chief Technology Officer Starts Her Own Company

Mira Murati, who left OpenAI last year, has helped establish Thinking Machines Lab, a new artificial intelligence start-up.

They’ve Been Waiting Years to Go Public. They’re Still Waiting.

Some tech companies are delaying or pulling their listing plans as the Trump administration’s tariff announcements and other changes cause market volatility and uncertainty.

Prominent Cryptocurrency Investor Faces Senate Tax Inquiry

The Finance Committee’s top Democrat sent a letter last month to Dan Morehead, the founder of Pantera Capital, about the investigation.

With Trump’s Help, Intel Could Hand Control of Chip Plants to TSMC

The Silicon Valley giant is trying to cut a deal it hopes would help it pull out of a yearslong slump.

OpenAI Rejects Elon Musk’s $97.4 Billion Bid for Control of the Company

Bret Taylor, the chairman of OpenAI’s board, said the artificial intelligence company was “not for sale.” Mr. Musk is separately raising money for his A.I. start-up, xAI.

Banks Sell $4.7 Billion of X’s Debt, in a Sign of Investor Demand

The social media company is attracting investor interest because of Elon Musk’s close ties to President Trump and a recent jump in revenue.

TikTok Returns to Apple and Google App Stores

The popular social media app was removed to comply with a new law that banned it in the United States. President Trump has paused enforcement of the ban.

Blue Origin, Jeff Bezos’ Rocket Company, Cuts 10% of Its Employees

In an email to employees, the company’s chief executive said the company had become bloated during its growth in recent years.

Elon Musk Says He Will Drop OpenAI Bid if Company Preserves Nonprofit Mission

In a court filing, Mr. Musk said he and other investors would pull their $97.4 billion bid if OpenAI withdrew its plan to change its structure.

For Trump and Fox News, New Policies Are Simply ‘Common Sense’

President Trump and the network have used the phrase to suggest that his policies are the right ones and popular, though polling suggests otherwise.

Elon Musk’s X Settles Trump Lawsuit

The social media site agreed to pay in the range of $10 million to settle with the president, who had sued over the suspension of his account in 2021.

OpenAI Questions Rationale of Elon Musk’s Bid to Control the Company

The company answered the billionaire’s offer in a legal filing, accusing him of hypocrisy.

Google Calendar Deletes Women’s History Month and Other Cultural Events

The Silicon Valley giant said it made the change last year because it was difficult to keep up with every occasion, but some users questioned the decision.

How to Prepare for Your Digital Afterlife

When planning your estate, leave instructions for handling your online accounts, data and other electronic affairs.

How Did DeepSeek Build Its A.I. With Less Money?

The Chinese start-up used several technological tricks, including a method called “mixture of experts,” to significantly reduce the cost of building the technology.

Chinese Companies’ New Tactic to Stop Damaging Research: Legal Threats

Think tanks and universities have helped expose problematic Chinese business practices. Now, those businesses are accusing them of defamation.

Elon Musk Leads $97.4 Billion Bid to Control OpenAI

The billionaire is leading a group of investors in the unsolicited offer, which complicates the start-up’s plan to raise more money.

5 Notes From the Big A.I. Summit in Paris

At times, Kevin Roose writes, it feels like he is watching policymakers on horseback trying to install seatbelts on a passing Lamborghini.

How Sam Altman Sidestepped Elon Musk to Win Over Donald Trump

After helping President Trump get elected, Elon Musk was poised to dominate the country’s A.I. policies. Then Mr. Altman sneaked into the White House.

Microsoft and Nvidia: The Tech Giants Taking a Quieter Approach to Trump

Other big technology companies have been boisterous in their courtship of the new administration. But Nvidia and Microsoft have avoided the Washington spotlight.

What DeepSeek? Big Tech Keeps Its A.I. Building Boom Alive.

An apparent breakthrough in efficiency from the Chinese start-up did not make tech’s biggest companies question their extravagant spending on new data centers.

A.I. Military Start-Up Anduril Close to Deal That Would Value It at $28 Billion

The Southern California start-up, which builds flying drones and missiles, is set to raise up to $2.5 billion.

OpenAI Close to Deal That Values Company at $300 Billion

The Japanese conglomerate SoftBank would invest up to $40 billion in the maker of the chatbot ChatGPT.

C. Richard Kramlich, Early Investor in Silicon Valley, Dies at 89

He was among the first backers of Apple Computer and 3Com, earning windfalls, but it was his humaneness that distinguished him from other venture capitalists.

Amazon Says Profits Rose 88% but Cautions Growth May Slow

The company’s cloud computing business showed strong growth, while a forecast for the current quarter disappointed investors.

Andreessen Horowitz Defends Hiring of Daniel Penny to Its Investors

Mr. Penny, who was acquitted after choking a mentally ill subway passenger who died, was hired to join the firm’s American Dynamism investment team.

Google Unwinds Employee Diversity Goals, Citing Trump’s D.E.I. Orders

The Silicon Valley giant also said it was reviewing other diversity programs and initiatives and would update them if they seemed risky or ineffective.

In the Eyes of Right-Wing Media, Trump Just Keeps On Winning

Among an array of pro-Trump personalities and media outlets, the president can do no wrong.

Is Waymo Friend or Foe to Uber?

The fast expansion of Waymo’s driverless car service is growing competition for Uber. The companies are also partners.

Alphabet Revenue Disappoints Investors on Weak Cloud Sales

The internet giant reported cloud sales that narrowly missed Wall Street’s estimates, worrying investors about the company’s A.I. business.

Elon Musk’s X Becomes Weapon in Government Cost Cutting

The billionaire has used the social media site to boast of victories, lash out at enemies and conduct polls for the initiative he calls the Department of Government Efficiency.

What’s at Stake for Google in China?

China said it had started an antitrust investigation of Google, which works with Chinese companies on smartphones and advertising outside the country.

Musk Allies Discuss Deploying A.I. to Find Budget Savings

A top official at the General Services Administration said artificial intelligence could be used to identify waste and redundancies in federal contracts.

OpenAI Unveils A.I. Tool That Can Do Research Online

The tool, called Deep Research, arrives days after OpenAI released another one, which shops for groceries and books restaurant reservations.

How Helpful Is Operator, OpenAI’s New A.I. Agent?

Operator, a new computer-using tool from OpenAI, is brittle and occasionally erratic, but it points to a future of powerful A.I. agents.

Meta Said to Explore Incorporating in a Different State

The owner of Facebook and Instagram is incorporated in Delaware, but is considering a change. Its corporate headquarters would remain in Silicon Valley, people with knowledge of the matter said.

DeepSeek’s Answers Include Chinese Propaganda, Researchers Say

Since the Chinese company’s chatbot surged in popularity, researchers have documented how its answers reflect China’s view of the world. Some of its responses amplify propaganda Beijing uses to discredit critics.

Mark Zuckerberg Defends Embrace of Trump Administration in Meta Q&A

In a meeting with Meta employees on Thursday, Mr. Zuckerberg also doubled down on recent changes to the company’s online speech policies and ending its diversity initiatives.

Apple’s Revenue Increases 4 Percent Despite Slowing iPhone Sales

The tech giant’s sales of apps and services helped profit grow 7 percent from a year ago, even as the company contended with slumping sales in China.

Déjà Vu: Elon Musk Takes His Twitter Takeover Tactics to Washington

Federal agencies have offered exits to millions of employees and tested the prowess of engineers — just like when Elon Musk bought Twitter. The similarities have been uncanny.

SoftBank Said to Be in Talks to Invest as Much as $25 Billion in OpenAI

A new investment from the Japanese conglomerate would be separate from the $100 billion tied to a project announced at the White House last week.

Bill Gates Isn’t Like Those Other Tech Billionaires

The Microsoft co-founder and philanthropist is taking a break from the future to examine his past — and mulling where the billionaires now fit in.

Meta Agrees to Pay Trump $25 Million to Settle His Lawsuit

President Trump had sued Meta and other tech firms in 2021, arguing that he had been wrongfully censored by them. Meta also reported revenue and profit growth for the fourth quarter.

Microsoft Continues to Spend Big on A.I. as Profit Grows 10%

The tech giant’s revenue was up 12 percent to $69.6 billion, but investors are showing their nerves after a long boom for tech stocks.

OpenAI Says DeepSeek May Have Improperly Harvested Its Data

The San Francisco start-up claims that its Chinese rival may have used data generated by OpenAI technologies to build new systems.

With Tampons and Code, Silicon Valley Workers Quietly Protest Tech’s Rightward Shift

As Mark Zuckerberg and other tech titans have embraced President Trump and muffled internal dissent at their companies, their mostly left-leaning employees have objected with subtle acts of defiance.

Meta Engineers See Vindication in DeepSeek’s Apparent Breakthrough

The Silicon Valley giant was criticized for giving away its core A.I. technology two years ago for anyone to use. Now that bet is having an impact.

They Invested Billions. Then the A.I. Script Got Flipped.

Venture capitalists plowed money into A.I. start-ups like OpenAI and Anthropic. But the rise of the Chinese A.I. start-up DeepSeek has called that funding frenzy into question.

How DeepSeek Changed the A.I. Game

What is DeepSeek, and why did it cause the markets and U.S. tech giants to quake? Cade Metz, a technology reporter for The New York Times who writes about artificial intelligence, explains.

Elon Musk’s X Partners With Visa to Provide Financial Services

The social media company said it would start a peer-to-peer payments service, moving to expand the app’s abilities.

Why DeepSeek Could Change What Silicon Valley Believes About A.I.

A new A.I. model, released by a scrappy Chinese upstart, has rocked Silicon Valley and upended several fundamental assumptions about A.I. progress.

How Google Maps Plans to Handle the ‘Gulf of America’

Google said it would follow the Trump administration in renaming the Gulf of Mexico once the new name is updated in government sources.

First Impressions of DeepSeek’s A.I. Chatbot

The chatbot from China appears to perform a number of tasks as well as its American competitors do, but it censors topics such as Tiananmen Square.

What to Know About DeepSeek and How It Is Upending A.I.

How did a little-known Chinese start-up cause the markets and U.S. tech giants to quake? Here’s what to know.

Elon Musk, Video Game King? Well, Maybe Not.

Gaming is a big part of the billionaire’s public persona. But other players are questioning whether he has the time or the skill to be as accomplished as he claims.

The Tech Arsenal That Could Power Trump’s Immigration Crackdown

Border enforcement agencies have spent billions assembling surveillance tools to track and find people. These could be critical in President Trump’s immigration agenda.

Tech’s TikTok Dilemma: Follow the Law or President Trump?

The federal law banning TikTok has revealed a major schism among American tech companies: Some are willing to flout the law — and some, including Apple and Google, are not.

Meta to Increase Spending to $65 Billion This Year in A.I. Push

Much of the capital investment, a big jump from 2024, will fund expansion of Meta’s data centers, which provide the computing power needed by A.I. products and algorithms.

Instagram and Facebook Blocked and Hid Abortion Pill Providers’ Posts

Some posts related to obtaining abortion pills were recently hidden on Instagram and Facebook and some accounts were suspended, before being later restored.

Trump Issues Executive Order to Support the Growth of Cryptocurrencies

The order signaled that the president intends to promote an industry that faced scrutiny during the Biden administration — and that he has a personal stake in.

OpenAI Unveils A.I. Agent That Can Use Websites on Its Own

The new tool, called Operator, can shop for groceries or book a restaurant reservation. But it still needs help from humans.

When A.I. Passes This Test, Look Out

The creators of a new test called “Humanity’s Last Exam” argue we may soon lose the ability to create tests hard enough for A.I. models.

How Chinese A.I. Start-Up DeepSeek Is Competing With Silicon Valley Giants

The company built a cheaper, competitive chatbot with fewer high-end computer chips than U.S. behemoths like Google and OpenAI, showing the limits of chip export control.

How Trump Was Persuaded to Pardon an Online Drug Kingpin

Libertarian and crypto allies of Ross Ulbricht, who was serving a life sentence for distributing drugs on his Silk Road website, leveraged President Trump’s desire for political support to secure his release.

Amazon Closes Its Operations in Quebec, Laying Off 1,700 Workers

Unions had gained a foothold in one of the company’s warehouses in the province, though Amazon would not say if there was a connection.

Why You Might Suddenly Be Following Trump on Instagram and Facebook

Many Instagram and Facebook users say they are confused about why they are seeing posts from the president and vice president in their feeds. Here’s what to know.

Trump Pardons Creator of Silk Road Drug Marketplace

Ross Ulbricht was serving a life sentence for creating a site in a shady corner of the internet to sell heroin, cocaine and other illicit substances.

CapCut, a Video-Editing App From ByteDance, Returns for U.S. Users

Other apps from the company behind TikTok, including CapCut and Lemon8, went dark this weekend before flickering back. The federal law banning TikTok also applies to them.

Trump Announces $100 Billion A.I. Initiative

OpenAI, Oracle and SoftBank formed a new joint venture called Stargate to invest in data centers, building on major U.S. investments in the technology.

When Google Altered Its Ad Rules, Charities Paid the Price

After the search giant welcomed more ads from small rivals like Ask.com, Google ad costs for some nonprofits ballooned.

Trump Signs Executive Order in Attempt to Stall TikTok Ban

Shortly after taking office Monday, the president issued the order to delay the app’s ban for 75 days. The law went into effect on Sunday.

TikTok Butters Up Trump, Again and Again

The app has repeatedly name checked the president-elect in pop-up messages and statements, as it navigates a ban in the United States unless it is sold to a non-Chinese owner.

Instagram Debuts New Video-Editing App, as TikTok Deals With a Ban

Instagram on Sunday rolled out Edits, a video-editing product that appeared similar to CapCut, which is owned by TikTok’s parent company, ByteDance.

What We Know About the TikTok Ban

The popular video app now has until mid-June to change its ownership structure, after President Trump extended its deadline twice.

TikTok Flickers Back to Life After Trump Says He Will Stall a Ban

Some users saw the social media app come back online on Sunday, following a shutdown when a federal law went into effect requiring a sale or ban.

Does Banning TikTok solve the National Security Issue?

TikTok is set to be blocked in the U.S. after the Supreme Court upheld a law that effectively bans the app. TikTok, a Chinese-owned social media platform, has drawn scrutiny from lawmakers for its national security risks and its ties to China. Sapna Maheshwari, a business reporter for The New York Times, examines the security concerns and the reactions to the news.

TikTok Goes Dark in the U.S.

The popular video app stopped working shortly before a federal law barring U.S. companies from hosting or distributing TikTok was set to take effect on Sunday.

What if No One Misses TikTok?

TikTok’s cultural footprint in America is huge. Why is its disappearance being met with a shrug?

Biden and Trump Weigh In as TikTok Threatens to ‘Go Dark’ on Sunday

The Chinese-owned company said it would cut off its services unless the U.S. assures Apple, Google and other companies that they would not be punished for hosting and distributing TikTok.

TikTok Evaded a Ban Again and Again, Until Now

After a decisive loss at the Supreme Court, the app is set to be blocked in the U.S. starting Sunday, ending its streak of Houdini-like escapes.

U.S. Ban of TikTok Is Set to Deal a Major Blow to ByteDance, Its Chinese Owner

While TikTok remains hugely popular in Brazil, Indonesia and other markets, its 170 million users in the United States are its most valuable.

TikTok Makes Last-Minute Push as Supreme Court Is Poised to Rule on Ban

With the court signaling it will release a decision on Friday, lobbyists for the app pushed lawmakers to shift course.

Instagram and YouTube Prepare to Benefit From a TikTok Ban

Meta’s Instagram and Google’s YouTube are getting ready to welcome TikTok users, as the Supreme Court upheld a law that effectively bans the Chinese-owned app from the United States.

Spain Overhauls Domestic Violence System After Criticism

Spain uses an algorithm to score how likely a domestic violence victim is to be abused again. A Times investigation last year identified flaws in the system.

Apple Plans to Disable A.I. Features Summarizing News Notifications

The company’s Apple Intelligence system has erroneously characterized news stories, provoking a backlash from media companies.

General Motors Is Banned From Selling Driving Behavior Data for 5 Years

An investigation by the Federal Trade Commission determined that consumers had not been aware that the automaker was providing their driving information to data brokers.

A First-Day Trump Order: A Federal Stockpile of Bitcoin?

The cryptocurrency industry has pushed President-elect Donald J. Trump to establish one, creating real political momentum behind the plan.

A.I. Military Start-Up Anduril Plans $1 Billion Factory in Ohio

The company said its Columbus plant could eventually produce tens of thousands of autonomous systems and weapons each year.

How to Download Your Videos and Other Data From TikTok

With a TikTok ban looming in the United States and the app’s future unknown, now might be a good time to save your work while you can.

How to Create a Multimedia Digital Journal of Your Life

People have been keeping personal diaries for several millenniums, but free smartphone apps now let you capture much more than words.

She Is in Love With ChatGPT

A 28-year-old woman with a busy social life spends hours on end talking to her A.I. boyfriend for advice and consolation. And yes, they do have sex.

S.E.C. Sues Elon Musk Over Twitter-Related Securities Violations

Regulators filed a lawsuit in federal court stemming from Mr. Musk’s $44 billion purchase of the social media company now called X.

Meta to Cut 5% of Its Workers in New Round of Layoffs

The layoffs come as Mark Zuckerberg pushes to remake his company for the Trump era and prepares to co-host a gala for the president-elect’s inauguration.

Texas Sues Allstate Over Its Collection of Driver Data

The lawsuit accuses Arity, an Allstate subsidiary, of collecting data about people’s driving behavior through mobile phone apps, leading to increases in drivers’ insurance rates.

OpenAI Courts Trump With Vision for ‘A.I. in America’

The maker of ChatGPT hopes to spur investment from the Middle East and avoid strict regulations on the development of new technologies.

Inside Mark Zuckerberg’s Sprint to Remake Meta for the Trump Era

After visiting President-elect Donald J. Trump in November, Mr. Zuckerberg decided to relax Meta’s speech policies. He asked a small team to carry out his goals within weeks. The repercussions are just beginning.

If TikTok Is Banned, Can I Still Use It?

The social media app is likely to disappear right away from the app stores of Google and Apple. But it’s unclear if users will completely lose access.

TikTok Is Facing Legal Backlash Around the World

TikTok is challenging a possible ban or forced sale to new owners in the United States, but has for several years been waging other fights in at least 20 countries.

Sam Altman’s Younger Sister Files Lawsuit Claiming He Sexually Abused Her

OpenAI’s chief executive and founder denies the allegations, which are similar to claims his sister has long made online.

What’s Behind Meta’s MAGA Makeover?

Mark Zuckerberg is positioning his company for a second Trump term — and revealing the hollow identity at its core.

As Elon Musk Embraces Far Right, Some of Its Top Figures Reject Him

Mr. Musk has fallen out with prominent right-wing Americans who say they are worried that their agenda may be sidelined in favor of his own — and that he is willing to silence them on X.

AT&T to Credit Customers After Internet Outages

The announcement follows a year of high-profile internet blackouts that hit several companies.

Meet the Next Fact-Checker, Debunker and Moderator: You

Meta is joining X and YouTube in shifting moderation to users. Are you ready?

A.I. Start-Up Anthropic Is in Talks That Could Value It at $60 Billion

The financing efforts follow new funding rounds by Elon Musk’s xAI and the market leader, OpenAI, which is now valued at $157 billion.

Mark Zuckerberg’s Political Evolution, From Apologies to No More Apologies

Meta’s chief executive has stepped away from his mea culpa approach to issues on his platforms and has told people that he wants to return to his original thinking on free speech.

Meta ends interventions widely seen as effective at reducing belief in falsehoods.

Meta to End Fact-Checking Program in Shift Ahead of Trump Term

The social networking giant will stop using third-party fact checkers and instead rely on users to add notes to posts. President-elect Trump and his conservative allies said they were pleased.

Dana White, the Ultimate Fighting Championship C.E.O., Joins Meta’s Board

Mr. White, a close ally of President-elect Donald J. Trump, further strengthens the social media giant’s connections with the incoming administration.

At the Intersection of A.I. and Spirituality

Modern religious leaders are experimenting with A.I. just as earlier generations examined radio, television and the internet.

Car Rental App Turo Grew Quietly Before Ties to Wednesday’s Incidents

Turo, which investigators say was used to acquire the vehicles involved in the attack in New Orleans and explosion in Las Vegas, was emerging as an alternative car-rental service.

Meta Appoints Executive With Republican Ties to Lead Global Policy

Joel Kaplan, a former senior adviser to George W. Bush, replaces Nick Clegg, a former deputy prime minister of Britain, as Meta’s head of policy.

Net Neutrality Rules Struck Down by Appeals Court

After nearly two decades of fighting, the battle over regulations that treat broadband providers as utilities came to an end on Thursday.

The 2024 Good Tech Awards

In a year of continued A.I. progress, “founder mode” drama and a Trump election win, a few tech projects stood out for their clear benefits to humanity.

Social Media Companies Face Global Tug-of-War Over Free Speech

President-elect Donald J. Trump’s picks for the F.C.C. and F.T.C. have vowed to remove censorship online. That conflicts with European regulators who are pushing for stricter moderation.

Trump Backers Battle Online Over Skilled Immigrants

A fierce dispute erupted in the president-elect’s camp between immigration hard-liners and tech industry leaders including Elon Musk.

OpenAI Details Plans for Becoming a For-Profit Company

OpenAI said it would be restructured as a public benefit corporation, and that the nonprofit that controls the organization would receive shares in the new company.

Which Parts of These Images Are A.I.-Generated?

This quiz shows genuine images that were edited with A.I. tools. Your job: Find what’s fake.

Donald Bitzer, Unsung Pioneer of Interactive Computing, Dies at 90

In the 1960s and ’70s, he developed the PLATO computer system, which combined instant messaging, email, chat rooms and gaming on flat-screen plasma displays.

How A.I. Could Reshape the Economic Geography of America

As the technology is widely adopted, some once-struggling midsize cities in the Midwest, Mid-Atlantic and South may benefit, new research predicts.

A.I., the Electricians and the Boom Towns of Central Washington

The rural region is changing fast as electricians from around the country plug the tech industry’s new, giant data centers into its ample power supply.

Elon Musk’s xAI Raises $6 Billion in New Funding

“A lot of compute is needed,” Mr. Musk said in a post about the financing, in which BlackRock, Fidelity and Sequoia participated.

Under Pressure, Telegram Pulls Off an Elusive Milestone: A Profit

Even as Telegram faces legal scrutiny and grapples with billions in debt, it is set to be profitable for the first time as it tries cryptocurrencies, subscriptions and ads.

What’s Next for Google’s Search Monopoly

The federal judge who ruled Google was a monopolist in search is weighing his options to fix the monopoly. Here’s what happens now.

Google Proposes Fix to Solve Search Monopoly

The search giant’s proposals included allowing flexibility for companies and consumers in choosing a search engine.

OpenAI Unveils New A.I. That Can ‘Reason’ Through Math and Science Problems

The artificial intelligence start-up said the new system, OpenAI o3, outperformed leading A.I. technologies on tests that rate skills in math, science, coding and logic.

Are Amazon’s Drones Finally Ready for Prime Time?

A recent visit to the company’s overhauled drone delivery program in Arizona left me impressed by the drones, but skeptical that the public will welcome them.

How Your Car Might Be Making Roads Safer

Researchers say data from long-haul trucks and General Motors cars is critical for addressing traffic congestion and road safety. Data privacy experts have their concerns.

Nvidia’s Booming A.I. Business Collides With U.S.-Chinese Tensions

The chipmaker expects more than $10 billion in foreign sales this year, but the Biden administration is advancing rules that could curb that growth.

Is the Tech Industry Already on the Cusp of an A.I. Slowdown?

Companies like OpenAI and Google are running out of the data used to train artificial intelligence systems. Can new methods continue years of rapid progress?

How to Find Your Way Around That Updated Photos App

Redesigned interfaces, new features and artificial intelligence are meant to enhance the experience, even if the changes can be confusing at first.

These Voters Want to ‘Stop the Steal.’ Top Democrats Aren’t Interested.

A movement by some Democratic voters to investigate the results of the 2024 presidential election mirrors a push by Republicans in 2020. But it’s struggling.

Databricks Is Raising $10 Billion, in One of the Largest Venture Capital Deals

The artificial intelligence start-up’s funding shows investors remain enthusiastic about the A.I. boom.

Elon Musk and SpaceX Face Federal Reviews After Violations of Security Reporting Rules

Federal agencies have opened at least three reviews into whether the company and its leader complied with disclosure protocols intended to protect state secrets, people with knowledge of the matter said.

Jeff Bezos Prepares to Close the Gap in His Space Race With Elon Musk

A new rocket from Mr. Bezos’ company Blue Origin and a satellite system from Amazon could heat up competition with SpaceX, owned by Mr. Musk.

Why Does OpenAI Need So Much Money?

Building a chatbot like ChatGPT requires billions upon billions of dollars. That’s the driving force behind OpenAI’s plans to change how it’s managed.

How OpenAI Hopes to Sever Its Nonprofit Roots

As the maker of ChatGPT battles Google and Meta for A.I. supremacy, it’s also fighting to end control by a nonprofit board.

A Ride-Hailing Start-Up in Washington Tries to ‘Out-Uber Uber’

A company called Empower is trying to take on Uber, Lyft and local regulators as it piles up fines and draws new passengers to its service.

An Epidemic of Vicious School Brawls, Fueled by Student Cellphones

Cafeteria melees. Students kicked in the head. Injured educators. Technology is stoking cycles of violence in schools across the United States.

In Display of Fealty, Tech Industry Curries Favor With Trump

It was a week of frenzied activity, as Silicon Valley billionaires and their companies brandished checks and compliments for the President-elect.

OpenAI Fires Back at Elon Musk’s Lawsuit

The artificial intelligence start-up argues that Mr. Musk is trying to hamstring its business as he builds a rival company.

Tim Cook Dines With Trump at Mar-a-Lago

The chief executive of Apple is the latest in a series of technology executives who are traveling to Florida to meet with the president-elect.

OpenAI’s Sam Altman to Donate $1 Million to Trump’s Inaugural Fund

Mr. Altman and OpenAI have recently hired key executives who previously worked for the Clinton, Obama and Biden administrations.

Elon Musk’s Playbook for DOGE Has a Precedent: X

Mr. Musk is wielding his X account to single out federal employees and agencies for cuts. He has used this method before.

How Claude Became Tech Insiders’ Chatbot of Choice

A.I. insiders are falling for Claude, a chatbot from Anthropic. Is it a passing fad, or a preview of artificial relationships to come?

What Is (or Was) ‘Perks Culture’?

After mass layoffs and a pivot to A.I., the tech industry has been scaling back on the splashy and quirky benefits it had become known for.

What Is Venture Capital Now Anyway?

The opposing paths taken by two powerful firms — Benchmark and Andreessen Horowitz — embody a profound debate about the future of an industry that funds and fosters American innovation.

Amazon Plans $1 Million Donation to Trump’s Inaugural Fund

The move follows Meta’s donation of the same amount to the fund earlier this week.

Ev Williams Was Lonely. He Doesn’t Want You to Be.

The serial internet entrepreneur, who co-founded Twitter and created Medium, was turning 50 and feeling detached from friends. Maybe a new start-up could fix that.

Meta Donates $1 Million to Trump’s Inaugural Fund

The move follows a visit that Mark Zuckerberg, Meta’s chief executive, made last month to Mar-a-Lago to meet with President-elect Donald Trump.

Why Was a Murder Suspect’s Instagram Taken Down, but Not His Goodreads?

Luigi Mangione’s social media accounts attracted swift attention after he was arrested in the killing of UnitedHealthcare’s chief executive. When do companies scrub a digital trail?

Google Unveils A.I. Agent That Can Use Websites on Its Own

The experimental tool can browse spreadsheets, shopping sites and other services, before taking action on behalf of the computer user.

Trump Picks Andrew Ferguson to Lead Federal Trade Commission

Mr. Ferguson, a current Republican member of the agency, will replace Lina Khan, who had aggressively challenged mergers and the power of the biggest tech companies.

Biden Administration Sprints to Tie Up Tech Loose Ends

Regulators are working around the clock to cement four years of tech policy ahead of the inauguration of President-elect Donald J. Trump.

How Crypto Insiders Turned ‘Debanking’ Into a Political Storm

Concerns that crypto companies are being purposely cut off from the global banking system have become a political cudgel at an opportune moment for the industry.

Quantum Computing Inches Closer to Reality After Another Google Breakthrough

Google unveiled an experimental machine capable of tasks that a traditional supercomputer could not master in 10 septillion years. (That’s older than the universe.)

China Opens Investigation Into Nvidia Over Potential Antitrust Violations

The move by Chinese regulators came a week after the Biden administration expanded curbs on the sale of advanced U.S. technology to China.

Ukraine Asks if Telegram, Its Favorite App, Is a Sleeper Agent

The messaging app’s popularity has soared during the war with Russia, leading Ukrainian officials to increasingly weigh Telegram’s upsides against its security risks.

Apple Sued for Failing to Curtail Child Sexual Abuse Material on iCloud

Victims of abuse are seeking more than $1.2 billion in damages, arguing that the company abandoned a 2021 system it developed to find abusive material.

Could Facial Recognition Help Find Man Sought in C.E.O.’s Killing?

Experts disagreed on whether running surveillance camera images released by the police through a facial recognition system would produce a reliable lead.

Bitcoin Hits a Milestone: $100,000

The price of a single Bitcoin rose to six figures for the first time, an extraordinary level for a 16-year-old cryptocurrency once dismissed as a sideshow.

Amazon Sued Over Slow Deliveries to Low-Income Areas

The District of Columbia’s attorney general said the company deliberately outsourced Prime member deliveries in certain ZIP codes.

The Furious Contest to Unseat Nvidia as King of A.I. Chips

Amazon, Advanced Micro Devices and several start-ups are beginning to offer credible alternatives to Nvidia’s chips, especially for a phase of A.I. development known as “inferencing.”

Google Worried Israeli Contract Could Enable Human Rights Violations

The tech giant, which has defended the deal to employees who oppose supplying Israel’s military with technology, feared the project might damage its reputation.

What’s Next for Google’s Search Monopoly

The federal judge who ruled Google was a monopolist in search is weighing the U.S. government’s proposal to force the company to sell its Chrome browser. Here’s what happens now.

Intel’s Chief Executive Is Out Amid Chipmaker’s Struggles

Pat Gelsinger stepped down after nearly four years at the helm of the onetime highflying company, Intel said Monday.

F.T.C. Launches Antitrust Investigation Into Microsoft

Regulators are demanding information from the company on its cloud computing, artificial intelligence and cybersecurity products.

The World’s Pioneering Tech Cop Is Making Her Exit

Margrethe Vestager, the European Union’s antitrust regulator, who put technology’s harms on the global agenda, reflected on a decade of taking on the biggest companies and what comes next.

Widespread Microsoft Outage Takes Email and Videoconferencing Offline

The software giant said it was working on a fix for the issue, which has affected the many companies that use Microsoft’s products. It later said it had fixed all affected services except Outlook on the web.

U.S. Says Google Is an Ad Tech Monopolist, in Closing Arguments

The two sides made their final cases to a federal judge Monday in a trial over the tech giant’s dominance in technology that sells ads online.

An A.I. Granny Is Phone Scammers’ Worst Nightmare

Daisy Harris, an A.I.-generated English granny, has been stymying scammers with meandering, time-wasting conversations. But can she actually make a dent in the flood of fraud?

The ‘Rocket Docket’ Judge Who Will Decide the Fate of Google’s Ad Technology

The ruling by a federal judge, Leonie Brinkema, in an antitrust case over Google’s advertising technology could add to the internet company’s woes.

Bluesky, Smiling at Me

Bluesky has a hint of the old Twitter magic, but the feeling of freedom it offers might be even better.

Amazon Invests $4 Billion in Anthropic, Deepening Its A.I. Ties

Since last September, the tech giant has pumped $8 billion into the artificial intelligence start-up, a sign of intense competition in developing tools that are reshaping the tech sector.

Three Short Posts Show a New Power Dynamic Between Musk and Bezos

The world’s two richest men are longtime business rivals, but now one of them has the ear of the next president of the United States.

Phillips 66 Is Accused of Violating the Clean Water Act

The oil company was indicted on charges of dumping nearly 800,000 gallons of contaminated wastewater into the Los Angeles County sewer system.

So You’re Thinking of Leaving X for Bluesky. How Does It Work?

The apps look and feel similar. Here is how to use Bluesky and what you might miss from X.

U.S. Proposes Breakup of Google to Fix Search Monopoly

In a landmark antitrust case, the government asked a judge to force the company to sell its popular Chrome browser.

U.S. Charges Indian Billionaire Adani With Fraud Over Bribery Scheme

Gautam Adani and his associates were accused of paying more than $250 million in bribes to obtain lucrative solar energy contracts.

Nvidia Doubles Profit as A.I. Chip Sales Soar

The company, which dominates the market for chips used to build artificial intelligence, expects another big jump in the current quarter.

Reddit Back After Tens of Thousands of Users Report a Second Outage

Reddit users reported having problems with the site two days in a row.

Gary Wang, a Top FTX Executive, Is Given No Prison Time

Mr. Wang is the last close colleague of the FTX founder Sam Bankman-Fried to be sentenced for the fraud that caused the crypto exchange to collapse in 2022.

How to Add Extra Security Layers to Your Phone or Tablet

New features in Apple’s iOS 18 and Google’s Android 15 can lock up apps with sensitive information and even hide them from view.

How Google Spent 15 Years Creating a Culture of Concealment

Trying to avoid antitrust suits, Google systematically told employees to destroy messages, avoid certain words and copy the lawyers as often as possible.

Trump Picks Brendan Carr to Lead F.C.C.

Mr. Carr, who currently sits on the commission and is a vocal critic of Big Tech, has said the agency should regulate the tech industry.

How Bluesky, Alternative to X and Facebook, Is Handling Explosive Growth

The fledgling social media site has been flooded with new users since the election. It hasn’t all been easy.

Liberals Are Left Out in the Cold as Social Media Veers Right

If the election underscored anything about the internet, it was the ascendancy of social platforms for the right. That puts Democrats at a disadvantage.

Thomas E. Kurtz, a Creator of BASIC Computer Language, Dies at 96

At Dartmouth, long before the days of laptops and smartphones, he worked to give more students access to computers. That work helped propel generations into a new world.

Slash First, Fix Later: How Elon Musk Cuts Costs

Mr. Musk dug into his companies’ budgets, preferring to cut too much rather than too little and to deal with the fallout later. Under Donald Trump, he is set to apply those tactics to the U.S. government.

Elon Musk Adds Microsoft to Suit Against OpenAI

In a new legal filing, the Tesla chief executive accuses the A.I. start-up of undermining antitrust law.

Tech Elite Push Tech Elite to Elon Musk for Cabinet Positions

Tech leaders are recommending their own brethren to Mr. Musk and others, as they aim to leave a Silicon Valley imprint on Donald Trump’s new administration.

Are A.I. Clones the Future of Dating? I Tried Them for Myself.

A New York Times reporter tested a handful of chatbots to see if they could help improve his dating life. The results were decidedly mixed.

F.B.I. Searches Home of Founder of Polymarket Betting Website

The search involving Shayne Coplan, the founder of Polymarket, known for its presidential election odds, was part of a criminal investigation, three people said.

Crypto Industry Lobbies Trump and His Allies to Capitalize on Election Wins

As Bitcoin soars to record highs, cryptocurrency executives are maneuvering to influence Donald J. Trump’s transition and secure their policy goals.

Stand-Up, Drama and Spambots: The Creative World Takes On A.I.

Artificial intelligence has become a subject for people in the art and theater worlds who are worried about being replaced by it.

Trump Raises TikTok’s Hopes for a Rescue in the United States

When asked about whether President-elect Donald Trump would prevent a TikTok ban in the United States, a spokeswoman told The New York Times: “He will deliver.”

How Tech Created a ‘Recipe for Loneliness’

Technology and loneliness are interlinked, researchers have found, stoked by the ways we interact with social media, text messaging and binge-watching.

Big Tech’s Hotbeds of Employee Activism Quiet After Trump’s Victory

Eight years ago, workers loudly protested White House policies. This time around, the companies are trying to keep a lid on activism.

Drop-Off in Democratic Votes Ignites Conspiracy Theories on Left and Right

There is nothing suspicious about the shift in Democratic fortunes. But partisans from across the spectrum are questioning the results, for different reasons.

Elon Musk Is Positioning X Behind the New Trump Presidency

Since the election, Mr. Musk has used his social media company to talk up how bright the future will be under the president-elect.

Suit Against Meta, Using a Tech Shield Law, Is Dismissed

A professor sued pre-emptively to release software that would let users automatically unfollow everyone in their Facebook feed.

Elwood Edwards, Voice of AOL’s ‘You’ve Got Mail!’ Alert, Dies at 74

Early in the internet era, he was also behind other AOL messages, including “Welcome!” “They said my voice was heard more than 35 million times a day,” he once said.

How Russia Openly Escalated Its Election Interference Efforts

The Kremlin did not bother to hide its efforts to influence the 2024 presidential election, as it did in the past.

Before the Election, Tech C.E.O.s Were Quietly Courting Trump

The executives of tech’s biggest companies largely ignored Donald Trump before the 2016 election. This time around, they’re far more friendly.

Tech Giants Face a Familiar Uncertainty With Trump

Apple, Amazon, Google, Meta and others learned during the last Trump administration to expect the unexpected when it came to Washington scrutiny and support.

After Trump Took the Lead, Election Deniers Went Suddenly Silent

Trump supporters spent years fomenting concern about election integrity. On Tuesday, they set it all aside.

Ride-Hailing Drivers in Massachusetts Win Right to Unionize

A state ballot measure was the first of its kind in the United States, but labor advocates worry it could lock Uber and Lyft drivers out of full-time employment status.

What a Trump Victory Means for Tech

Another Trump presidency will be good for crypto and Elon Musk, but every big tech company may not benefit from a more hands-off approach to antitrust.

The Crypto Industry Spent Over $130 Million on the Election. It Paid Off.

The spending spree fueled a string of victories on Tuesday for congressional candidates who had expressed support for cryptocurrencies.

Pennsylvania Becomes Hot Spot for Election Disinformation

More than 60 percent of posts discussing election fraud on X on Tuesday focused on the state, according to an analysis of about 25,000 posts.

Bitcoin Surges to Record as Crypto Investors Cheer Trump Win

Bitcoin’s price went above $75,000, breaking the record that the digital currency set in March.

Software issue sets off conspiracy theories in Pennsylvania.

How Lina Khan Became an Election Hot Topic

The Federal Trade Commission chair drew increasing political vitriol as the presidential vote neared. Her political future hangs in the balance.

Cryptocurrency Markets, Promoted by Trump, Brace for Election Volatility

Many crypto investors hope that a victory for Donald Trump could propel the price of Bitcoin to new heights, though a loss could cause a fall.

Meta Permits Its A.I. Models to Be Used for U.S. Military Purposes

The shift in policy, covering government agencies and contractors working on national security, is intended to promote “responsible and ethical” innovations, the company said.

5 Reasons Early Voting Is Overwhelmed With Falsehoods

Misleading anecdotes and rumors are spreading faster, and with more ferocity, than in the run-ups to past presidential contests.

On Telegram, a Violent Preview of What May Unfold on Election Day and After

Right-wing groups, which use Telegram to organize real-world actions, are urging followers to watch the polls and stand up for their rights, in a harbinger of potential chaos.

How Elon Musk’s Own Account Dominates X

The billionaire has effectively become the star of his social media platform, transforming X into a reflection of his personal views before the election.

No, vote spikes on election night do not indicate voter fraud.

The false claim, which has circulated in recent elections, is based on a misunderstanding of how votes are collected and reported.

Nvidia Will Replace Intel in the Dow Jones Stock Index

The change, starting next Friday, lifts a dominant player in artificial intelligence over its chip-making rival, which has struggled to keep up.

I Took a ‘Decision Holiday’ and Put A.I. in Charge of My Life

I thought it would make me put glue on pizza, but instead it entertained my children and got me to finally paint my office. How could it transform our daily lives?

How Election Deniers Sank a Security Conference in Georgia

The gathering had nothing to do with the election. That didn’t stop conspiracy theorists from spreading falsehoods.

Disinformation Watchdogs Are Under Pressure. This Group Refuses to Stop.

Though a larger coalition of fact checkers has disbanded, a team of students and researchers at the University of Washington in Seattle is still working to document how lies online threaten to undermine this year’s presidential race.

Apple’s Quarterly Profit Down Because of Tax Payment in Europe

Sales for the iPhone maker were up 6 percent to to $94.93 billion. But a $14.4 billion tax bill cut profits that would have topped expectations.

Intel Posts $16.6 Billion Quarterly Loss, Its Biggest Ever

The Silicon Valley chip maker has struggled to turn around its fortunes after missing opportunities and poor execution.

Elon Musk’s xAI in Funding Talks That Could Value Company at $40 Billion

The financing efforts follow that of rival OpenAI, which recently closed a funding round that valued it at $157 billion.

OpenAI Folds A.I.-Powered Search Engine Into ChatGPT

The popular online chatbot can now access and deliver information from across the internet in real time, including news, stock prices and sports scores.

Election Falsehoods Take Off on YouTube as It Looks the Other Way

The video site removed 2020 misinformation, fearing real-world harm. Now it’s amplifying and profiting from 2024 falsehoods, researchers said.

Meta’s Profit Rises 35%, Even as Spending Spree Continues

The Silicon Valley company, which owns Facebook, Instagram and WhatsApp, said it does not plan to slow down its investments anytime soon.

Microsoft’s Quarterly Revenue Is Up 16% to $65.6 Billion

The company’s profit increased 11 percent to $24.7 billion, beating Wall Street’s expectations and its own predictions.

Nishad Singh, a Top FTX Executive, Is Given No Prison Time After Cooperation

Mr. Singh, who was a top executive in Sam Bankman-Fried’s business empire, had pleaded guilty to fraud and campaign finance violations that contributed to the collapse of FTX.

Kraken Lays Off 15% of Workers and Names New Co-Chief Executive

The influential cryptocurrency exchange has undergone several reorganizations in recent years.

Jeff Bezos, Elon Musk and the Billions of Ways to Influence an Election

The world’s richest men have their own rocket fleets, their own media and their own schemes to succeed with Donald J. Trump.

How FTX’s Young Executives Shattered Their Parents

As their children are sentenced for fraud, the parents of FTX’s top leaders have described their disbelief at how the crypto exchange upended their lives.

Alphabet Revenue Jumps 15% to $88.3 Billion

The tech giant’s 34 percent increase in quarterly profit topped Wall Street expectations, driven by its advertising and cloud businesses.

A Rural Missouri Town Fights Big Tech, and Itself

Residents of Peculiar battled developers and some of their local officials to keep a giant data center out of their community.

How Russia, China and Iran Are Interfering in the Presidential Election

Eight years after Russia interfered in the 2016 presidential election, foreign influence with American voters has grown more sophisticated. That could have outsize consequences in the 2024 race.

No, noncitizens are not voting in droves.

Studies have shown that noncitizen voting is essentially nonexistent in federal elections in the United States.

No, poll workers aren’t handing out Sharpies to invalidate ballots.

The writing utensils figured prominently in conspiracy theories in previous elections. But they’re often fine to use on paper ballots.

Mr. Bezos Went to Washington. But He Never Arrived.

The billionaire made splashy purchases of The Washington Post and a mansion in Washington. But his status as a power player in the nation’s capital was never realized.

Former Tech C.E.O. Dan Price Is Charged With Rape in California

The former chief of Gravity Payments rose to prominence with the introduction of his company’s $70,000 minimum salary and a splashy social media presence.

The Crypto Website Where the Election Odds Swing in Trump’s Favor

Donald Trump, Elon Musk and CNN have cited election predictions from Polymarket, a betting site where crypto enthusiasts have wagered more than $100 million on who will win the presidency.

Two Students Created Face Recognition Glasses. It Wasn’t Hard.

A Boston man had a strange encounter at a subway station. A month later, he discovered he was the star of the students’ viral video.

How Intel Got Left Behind in the A.I. Chip Boom

Intel was for decades Silicon Valley’s dominant chip company. But missed opportunities and poor execution left it on the sidelines in tech’s latest gold rush.

No, a Voting Machine Did Not ‘Flip’ a Vote in Georgia

One voter’s mistake has been transformed into a voter fraud conspiracy theory, catapulted into the national spotlight by Representative Marjorie Taylor Greene.

Former OpenAI Researcher Says the Company Broke Copyright Law

Suchir Balaji helped gather and organize the enormous amounts of internet data used to train the startup’s ChatGPT chatbot.

Can A.I. Be Blamed for a Teen’s Suicide?

The mother of a 14-year-old Florida boy says he became obsessed with a chatbot on Character.AI before his death.

How to Use Images From Your Phone to Search the Web

If you’re not sure how to describe what you want with keywords, use your camera or photo library to get those search results.

OpenAI Hires Former White House Official as Its Chief Economist

Aaron Chatterji was chief economist at the Commerce Department under President Biden and served on President Obama’s Council of Economic Advisers.

Ward Christensen, Early Visionary of Social Media, Dies at 78

Housebound during a 1978 blizzard, he and a friend began devising the first computer bulletin board, a forerunner of online services like Reddit, TikTok and Facebook.

Michael Valentine, 74, Who Helped Drivers Stay Under the Radar, Dies

An engineer who loved to drive fast, he helped build an industry-altering device that made its debut after the national speed limit of 55 m.p.h. became law.

Microsoft and OpenAI’s Close Partnership Shows Signs of Fraying

The “best bromance in tech” has had a reality check as OpenAI has tried to change its deal with Microsoft and the software maker has tried to hedge its bet on the start-up.

This Ring on Your Finger Tracks Your Sleep. Is It Worth the Splurge?

The $350 Oura Ring 4 looks sleek and cool, and it may be useful for data-hungry health enthusiasts. But it failed this sleep-deprived parent.

Meet the Election Denier Forecasting the 2024 Race

Seth Keshel has become a darling among election deniers by factoring widespread voter fraud — the existence of which has been widely debunked — into his election predictions.

Twitter Barred Them. What Happened When Elon Musk Brought Them Back?

Many users who were reinstated by X have continued to share the kinds of false narratives and conspiracies that once got them suspended.

Apple’s A.I. Is Landing Soon on iPhones. Here’s What It’s Like.

The initial version of Apple Intelligence focuses on helping you with words and photos. Prepare to be impressed and unnerved.

OpenAI Executives Exit as C.E.O. Works to Make the Company For-Profit

Mira Murati, the chief technology officer, and two others are leaving as leaders including Sam Altman work to transform the start-up.

How to Make Typing Easier on the Phone and Leave the Laptop at Home

Shortcuts, small external keyboards and even improved (and free) dictation software can make long sessions of text input much simpler.

Caroline Ellison, Star Witness at FTX Trial, Is Sentenced to 2 Years in Prison

A top adviser to Sam Bankman-Fried, the disgraced founder of FTX, Ms. Ellison pleaded guilty to conspiring with him to steal $8 billion and became a crucial witness for the prosecution.

Mark Zuckerberg Is Done With Politics

He was once a backer of liberal causes. Then everyone seemed to turn on him. Now he wants to stay away from politics — if that’s possible.

After Apple, Jony Ive Is Building an Empire of His Own

Five years after leaving Apple, the iPhone designer is forging a new life in San Francisco, one imaginative building at a time.

Inside Elon Musk’s Mushrooming Security Apparatus

As threats to his personal safety have become graver, the world’s richest man has barricaded himself behind a phalanx of bodyguards that operates like a mini-Secret Service.

How False Claims About Immigrants and Dead Pets Became a Trump Talking Point

Falsehoods claiming migrants in Ohio are killing cats and decapitating ducks went viral this week. The Trump campaign embraced them.

How Telegram Became a Playground for Criminals, Extremists and Terrorists

Drug dealers, scammers and white nationalists openly conduct business and spread toxic speech on the platform, according to a Times analysis of more than 3.2 million Telegram messages.

How to Squeeze More Time Out of a Failing Phone Battery

If your current smartphone can’t make it through the day without needing a recharge, here are a few steps to make it last a little longer.

Google’s $23 Billion Plan to Buy Cybersecurity Start-Up Wiz Falls Apart

Wiz’s chief executive said the company walked away from a “humbling offer” and would pursue an initial public offering instead.

An Algorithm Told Police She Was Safe. Then Her Husband Killed Her.

Spain has become reliant on an algorithm to score how likely a domestic violence victim may be abused again and what protection to provide — sometimes leading to fatal consequences.

How to Clean Up Your Phone’s Photo Library to Free Up Space

Deleting duplicates, bad shots and other unwanted files makes it easier to find the good pictures — and gives you room to take more.

Google’s A.I. Search Leaves Publishers Scrambling

Since Google overhauled its search engine, publishers have tried to assess the danger to their brittle business models while calling for government intervention.

A.I.-Generated Child Sexual Abuse Material May Overwhelm Tip Line

A report by Stanford researchers cautions that the National Center for Missing and Exploited Children doesn’t have the resources to help fight the new epidemic.

‘Hey, Meta, What Am I Looking At?’

What happens when a columnist and a reporter use A.I. glasses to scan groceries, monuments and zoo animals?

How to Give Your Photos and Videos a Vintage Look

Retro-photography apps that mimic the appearance of analog film formats make your digital files seem like they’re from another era.

Testing Apple’s Vision Pro

Our personal tech columnist tries Apple’s new Vision Pro and is less than impressed.

Federal Trade Commission Launches Inquiry Into A.I. Deals by Tech Giants

The agency plans to scrutinize Microsoft, Amazon and Google for their investments in the A.I. start-ups OpenAI and Anthropic.

How to Cut Down Your Screen Time but Still Get Stuff Done

Google’s Routines and Apple’s Shortcuts combine multiple steps into one command to make your phone or tablet do more of the work for you.

Inside the A.I. Arms Race That Changed Silicon Valley Forever

ChatGPT’s release a year ago triggered a desperate scramble among tech companies and alarm from some of the people who helped invent it.

The Invisible War in Ukraine Being Fought Over Radio Waves

Using electromagnetic waves to flummox and follow smarter weapons has become a critical part of the cat-and-mouse game between Ukraine and Russia. The United States, China and others have taken note.

As Microsoft Completes Activision Deal, Gamers Celebrate Cautiously

They could save money if Activision’s titles are added to Xbox Game Pass, a monthly subscription service. But some are reserving judgment.

Ukraine’s War of Drones Runs Into an Obstacle: China

As the war with Russia stretches on, so too does a contest to make more and deadlier flying machines. That means a fight over global electronics supply chains that run through China.

Why TikTok Is Facing a U.S. Ban, and What Could Happen Next

The Supreme Court on Friday rejected TikTok’s challenge to a law that could effectively ban the short-form video app in the United States.

New York Attorney General Sues Founder of Collapsed Crypto Bank

Letitia James accused the founder of Celsius Network, Alex Mashinsky, of a scheme to defraud hundreds of thousands of investors.

Why Losing to Meta in Court May Still Be a Win for Regulators

As the Federal Trade Commission prepares to face off in court against Meta over a V.R. start-up deal, the agency is testing a novel argument as part of a strategy to push antitrust law.

Twitter Tries Calming Employees as Deal With Elon Musk Looms

With Mr. Musk’s $44 billion deal to buy Twitter set to close no later than Oct. 28, the company is trying to reassure workers about their employment and compensation.

Maryland Apple Store Workers Celebrate Becoming First to Unionize

Roughly two-thirds of employees at an Apple store in the Baltimore area voted to unionize, making it the first of the company’s 270-plus stores in the United States to do so.

Umang Gupta, Who Paved Way for Indian Tech Executives, Dies at 73

He found success as an entrepreneur in Silicon Valley shortly after arriving there in 1978, then represented his fellow alumni from the Indian Institutes of Technology.

What It Was Like on the Elizabeth Holmes Jury for 18 Weeks

Away from the media frenzy, jurors dealt with the trial’s disruption to their lives and had little idea of the case’s implications.

James Mattis, a Theranos board member, ‘didn’t know what to believe,’ he says in Elizabeth Holmes trial.

Mr. Mattis, the former defense secretary, testified that board

Amazon’s Open Secret

The persistence of bogus reviews raises big questions for Amazon.

Russian Campaign Promotes Homegrown Vaccine and Undercuts Rivals

Russian news outlets with connections to the Kremlin ran disingenuous Spanish-language stories targeting vaccines made in the United States and Europe, researchers said.

Coronavirus Apps Show Promise but Prove a Tough Sell

Technology to alert people exposed to the virus could slow transmission, pilot studies show, but only if people and states sign up. So far, most haven’t.

Driverless Cars Go Humble to Get Real

Recent developments point to promise for driverless car technology, if we stay realistic.

Computing Pioneers Endorse Biden, Citing Trump Immigration Crackdown

They said the administration’s policies were driving away technology talent and could do long-term damage to their industry.

Why a Data Breach at a Genealogy Site Has Privacy Experts Worried

Nearly two-thirds of GEDmatch’s users opt out of helping law enforcement. For a brief window this month, that didn’t matter.

Samsung Galaxy Z Flip Review: A Folding Phone That’s a Dud

Samsung wants to excite you by offering a device with a foldable screen. Too bad it’s tedious to use (and bulky in a pocket).

Lyft Plans Job Cuts as Part of Restructuring

The ride-hailing company has faced questions about whether it can make money.

This Week in Tech: What on Earth Is a Quantum Computer?

The question isn’t so easy to answer. Also, Google’s founders stepped away just as their company enters a turbulent adulthood.

Security Gap Leaves 885 Million Mortgage Documents Exposed

The data, collected by First American Financial Corporation, included hundreds of millions of detailed and personal financial records.

How to Make a 3-D Model of Your Home Renovation Vision

Before you get out the hardware, use software like free floor-plan apps and augmented-reality tools to sketch out the ideas for your remodeling projects.

How to Look for Proof of a Spoof

If your friends are getting email messages you didn’t send, someone may be forging your address on spammy activities.

How Technology Transforms the World of Comic Books

Digital comics. New apps. More interactivity. Here’s what technology has done to the comic books industry.

Uber and Yandex, a Russian Ride-Hailing Rival, Opt to Share the Road

The competitors have decided to stop battling for market share and instead operate jointly in a handful of Eastern European countries.

Nintendo Switch Reviews: Here’s What the Critics Say

A panoply of opinions take on the latest video game launch.