The Pentagon has imposed a Friday deadline over a demand that Anthropic provide unfettered access to its A.I. system without safeguards for military operations.

About 4,000 workers will lose their jobs as the payments company does more work with new artificial intelligence tools, its top executive said.

The plaintiff, a 20-year-old identified only as K.G.M., took the stand to testify against Meta and Instagram in a bellwether case over tech addiction.

Experts caution that low-quality, A.I.-generated videos on YouTube geared toward children often feature conflicting information, lack plot structure and can be cognitively overwhelming — all of which could affect young children’s development.

People are revealing sensitive personal information to A.I. chatbots — including plans to commit violent acts.

Artificial intelligence is convenient and easy to use, but you should think about what you say to the chatbots.

As China grapples with a shrinking population and historically low birthrate, people are finding romance with chatbots instead.

The requests followed Times reporting that the Department of Homeland Security had sent Meta and other companies subpoenas for information on accounts that track or comment on ICE.

Total profit for the fiscal year was $120 billion, the company said. Three years ago, it was just $4.4 billion.