Technology

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

By David McCabe

Automakers and parts suppliers would struggle if President-elect Donald J. Trump followed through on his threat to impose 25 percent tariffs on imports from Canada and Mexico.

By Jack Ewing and Neal E. Boudette

In Ethan Lipton’s musings on A.I., Mozart has a place alongside humpback whales.

By Elisabeth Vincentelli

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.

By Mike Isaac

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.

By David McCabe and Cecilia Kang

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?

By Ali Watkins

Fewer people will be able to afford electric cars and trucks if President-elect Donald J. Trump and Republicans in Congress eliminate a $7,500 federal tax credit.

By Lawrence Ulrich

Bernard Looney will join Prometheus Hyperscale, a Wyoming start-up, to help it address the enormous energy needs of the artificial intelligence industry.

By Stanley Reed

Coding boot camps once looked like the golden ticket to an economically secure future. But as that promise fades, what should you do? Keep learning, until further notice.

By Sarah Kessler

With drones and A.I., researchers managed to double the number of mysterious geoglyphs in a matter of months.

By Franz Lidz

The world’s richest person, not known for his humility, is still learning the cutthroat courtier politics of Donald Trump’s inner circle — and his ultimate influence remains an open question.

By Theodore Schleifer

From electric cars to solar panels, Mr. Musk has built businesses in high-tech manufacturing sectors now targeted by Beijing for Chinese dominance.

By Keith Bradsher

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.

By Adam Satariano

“I feel very strongly that the First Amendment is under the most direct threat that any of us will ever really experience.”

By Kevin Roose, Casey Newton, Rachel Cohn, Whitney Jones, Jen Poyant, Alyssa Moxley, Dan Powell, Marion Lozano, Diane Wong and Leah Shaw Dameron

Down the stairs, out the doors and onto the sidewalk, a Broadway show hits the street. Here’s how they pull it off.

By Sarah Bahr and Brian Karlsson

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.

By Karen Weise

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

By Cade Metz

The company’s woes are symptomatic of a wider malaise among companies that make batteries for electric vehicles.

By Jack Ewing and Melissa Eddy

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

By Hank Sanders

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

By David McCabe

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

By Nico Grant

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

By Tripp Mickle

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

By Sara Ruberg and Amanda Holpuch

The American automaker said the cost-cutting measure would help it compete with Chinese rivals in the face of slowing demand for electric vehicles.

By Gregory Schmidt

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.

By David Yaffe-Bellany and Matthew Goldstein

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

By David Streitfeld

Journals had retracted papers on superconductors that worked at room temperature and materials science that involved Ranga Dias.

By Teddy Rosenbluth

Germany’s defense minister said damage to two fiber-optic cables on the sea floor appeared deliberate, but a culprit was not known.

By Melissa Eddy and Johanna Lemola

The machines can load and unload trucks, move goods and do other repetitive tasks but are stymied by some, like picking items from a pile.

By Peter Eavis

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.

By Cecilia Kang

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

By Mike Isaac

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

By Sheera Frenkel

A small study found ChatGPT outdid human physicians when assessing medical case histories, even when those doctors were using a chatbot.

By Gina Kolata

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.

By Kenneth R. Rosen

Users across the U.S. reported being unable to load the high-profile boxing match.

By John Yoon

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.

By Ryan Mac, Kate Conger, Jack Ewing and Eric Lipton

Cryptocurrency is poised to have a huge year in 2025.

By Kevin Roose, Casey Newton, Whitney Jones, Rachel Cohn, Jen Poyant, Alyssa Moxley, Dan Powell, Rowan Niemisto and Diane Wong

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

By Cade Metz

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.

By Theodore Schleifer and Mike Isaac

Meta said it would appeal the decision by the European Union, which said the company had abused its dominance in social networking to strengthen its shopping and classified ads service.

By Adam Satariano