‘X’ on Twitter’s Headquarters Faces Investigation Over Permit Violations

An “X” sign, installed on the roof of the company’s headquarters in San Francisco as part of its rebranding, lacked proper permits, officials said.

Rebecca Carballo | NYTimes Technology | Disclosure

Russia Takes Its Ukraine Information War Into Video Games

Propaganda is appearing in Minecraft and other popular games and discussion groups as the Kremlin tries to win over new audiences.

Steven Lee Myers and Kellen Browning | NYTimes Technology | Disclosure

Elon Musk’s Quixotic Quest to Turn X Into an ‘Everything App’

Mr. Musk, the owner of Twitter, is the latest Silicon Valley mogul to pursue an all-in-one app, the kind that has thrived in Asia but not elsewhere.

Ryan Mac | NYTimes Technology | Disclosure

What Happened When 15 of Twitter’s Top Celebrities Joined Threads

We examined the daily activity of Ellen DeGeneres, Wiz Khalifa, Selena Gomez and others among Twitter’s most-followed to deduce if Threads has staying power.

Yiwen Lu | NYTimes Technology | Disclosure

Researchers Poke Holes in Safety Controls of ChatGPT and Other Chatbots

A new report indicates that the guardrails for widely used chatbots can be thwarted, leading to an increasingly unpredictable environment for the technology.

Cade Metz | NYTimes Technology | Disclosure

Russia’s Online Censorship Has Soared 30-Fold During Ukraine War

A report from Citizen Lab laid out how much online censorship has increased on one of Russia’s biggest social media sites.

Paul Mozur, Adam Satariano and Aaron Krolik | NYTimes Technology | Disclosure

How Do the White House’s A.I. Commitments Stack Up?

Seven leading A.I. companies made eight promises about what they’ll do with their technology. Our columnist sizes up their potential impact.

Kevin Roose | NYTimes Technology | Disclosure

An A.I. Supercomputer Whirs to Life, Powered by Giant Computer Chips

The new supercomputer, made by the Silicon Valley start-up Cerebras, was unveiled as the A.I. boom drives demand for chips and computing power.

Yiwen Lu | NYTimes Technology | Disclosure

Inside the Private Writings of Caroline Ellison, Star Witness in the FTX Case

Ms. Ellison, a top executive in Sam Bankman-Fried’s business empire, recorded her thoughts on private Google documents that offer new insight into the collapse of the FTX crypto exchange.

David Yaffe-Bellany and Matthew Goldstein | NYTimes Technology | Disclosure

Meta Unveils a More Powerful A.I. and Isn’t Fretting Who Uses It

The company said it would give outside programmers access to the latest version of its core artificial intelligence technology.

Mike Isaac and Cade Metz | NYTimes Technology | Disclosure

OpenAI Worries About What Its Chatbot Will Say About People’s Faces

An advanced version of ChatGPT can analyze images and is already helping the blind. But its ability to put a name to a face is one reason the public doesn’t have access to it.

Kashmir Hill | NYTimes Technology | Disclosure

‘Not for Machines to Harvest’: Data Revolts Break Out Against A.I.

Fed up with A.I. companies consuming online content without consent, fan fiction writers, actors, social media companies and news organizations are among those rebelling.

Sheera Frenkel and Stuart A. Thompson | NYTimes Technology | Disclosure

Can A.I. Invent?

A group of legal experts are pressing patent agencies, courts and policymakers to address the question as generative A.I. seems on the brink of invading another uniquely human endeavor.

Steve Lohr | NYTimes Technology | Disclosure

F.B.I. Searched the Home of Crypto Exchange Founder

Federal agents were investigating Jesse Powell, the founder of the crypto exchange Kraken, over claims that he hacked and cyber-stalked a nonprofit arts group. David Yaffe-Bellany and Ryan Mac | NYTimes Technology | Disclosure

How Tom Bradys Crypto Ambitions Collided With Reality

The superstar quarterback is among the celebrities dealing with the fallout from the crypto crash. Others, like Taylor Swift, escaped. Erin Griffith and David Yaffe-Bellany | NYTimes Technology | Disclosure

A Tech Checklist for the Dark Side of Summer Weather

This season has seen excessive heat, violent storms and hazardous smoke already, but you can prepare for future events with a few apps and tools. J. D. Biersdorfer | NYTimes Technology | Disclosure

Metas Twitter Killer App Is Coming

Meta, which owns Facebook and Instagram, teased a new app called Threads that is set to take on Twitter for real-time digital conversations. Mike Isaac | NYTimes Technology | Disclosure

Uncensored Chatbots Provoke a Fracas Over Free Speech

A new generation of chatbots doesn’t have many of the guardrails put in place by companies like Google and OpenAI, presenting new possibilities — and risks. Stuart A. Thompson | NYTimes Technology | Disclosure

How Amazon Taught Alexa to Speak in an Irish Brogue

For Alexa to speak like a Dubliner, Amazon researchers had to crack a problem that’s vexed data scientists for years: voice disentanglement. Bernhard Warner | NYTimes Technology | Disclosure