Top A.I. Researchers Leave OpenAI, Google and Meta for New Start-Up

Founded by a co-creator of ChatGPT, Periodic Labs aims to build artificial intelligence that can accelerate discoveries in physics, chemistry and other fields.

Cade Metz | NYTimes Technology | Disclosure

Amazon to Pay $2.5 Billion to Settle Claims It Tricked Prime Customers

The settlement is one of the largest in the history of the Federal Trade Commission, which sued Amazon two years ago.

Karen Weise and Cecilia Kang | NYTimes Technology | Disclosure

Elon Musk’s Chatbot Goes to Washington

The billionaire’s artificial intelligence company, xAI, has secured a deal with the government that will allow federal agencies to use the chatbot Grok for a small fee.

Kate Conger | NYTimes Technology | Disclosure

How to Give Your Older Phone New Software Powers

Don’t have the latest A.I.-powered model? There are still plenty of new features in Apple’s iOS 26 and Google’s Android 16 to make your own.

J. D. Biersdorfer | NYTimes Technology | Disclosure

Larry Ellison, a Media Mogul Like No Other

The database billionaire and his son, David, are Trump favorites. The family could soon control an empire that includes CBS, Paramount, Warner, CNN and a piece of TikTok.

David Streitfeld and Theodore Schleifer | NYTimes Technology | Disclosure

Did Amazon Trick Customers Into Prime? A Jury Will Decide.

A trial in federal court in Seattle will determine if millions of customers signed up for Prime because it’s a great deal, or because they were duped.

Karen Weise | NYTimes Technology | Disclosure

White House Outlines a TikTok Deal With a U.S. Board

A potential deal to reduce TikTok’s ties to China would give the app a new board with six American directors out of seven, the White House press secretary said.

Emmett Lindner | NYTimes Technology | Disclosure

Seeing Through the Reality of Meta’s Smart Glasses

Mark Zuckerberg’s glitch-filled unveiling of computerized glasses revealed a company that may struggle to deliver on its promise for the future of computing.

Brian X. Chen, Eli Tan and Jason Henry | NYTimes Technology | Disclosure

How Outrage at Kimmel Grew to a Shout From a Whisper

Right-wing users on social media on Tuesday were frustrated but not yet apoplectic about Jimmy Kimmel’s monologue. Things changed.

Stuart A. Thompson | NYTimes Technology | Disclosure

‘Peak SF’ on a Friday Night Is a Robot Fight

The artificial intelligence boom, which has brought techies flocking back to the city, has fueled a resurgence of live — and sometimes futuristic — events.

Natallie Rocha and Minh Connors | NYTimes Technology | Disclosure

The New AirPods Can Translate Languages in Your Ears. This Is Profound.

The technology is one of the strongest examples yet of how artificial intelligence can be used in a seamless, practical way to improve people’s lives.

Brian X. Chen | NYTimes Technology | Disclosure

He Made a Friend on Roblox. Their Relationship Turned Sinister.

At age 7, Ethan Dallas began playing the online game, where he met Nate. Deadly abuse followed, said Ethan’s mother, who blames Roblox.

Eli Tan | NYTimes Technology | Disclosure

Canadian Man Falsely Named as Charlie Kirk’s Shooter on Social Media

The 77-year-old former banker, who lives in Toronto, said he was “shocked” by the speed at which his photograph spread online.

Stuart A. Thompson | NYTimes Technology | Disclosure

Whistle-Blower Sues Meta Over Claims of WhatsApp Security Flaws

In a lawsuit filed Monday, the former head of security for the messaging app accused the social media company of putting billions of users at risk.

Cecilia Kang | NYTimes Technology | Disclosure

A Tech Reporter’s Side Gig: Music Writing

Every so often, Mike Isaac swerves from his Silicon Valley beat to write about bands.

Mike Isaac | NYTimes Technology | Disclosure

Amazon Pares Back Free Shipping Perk on Prime Membership

The e-commerce giant is ending a program that let Prime members share free shipping with a family member who lives somewhere else. Here’s what to know.

Karen Weise | NYTimes Technology | Disclosure