A British regulator said it had started a formal investigation into Mr. Musk’s chatbot over the spread of illegal images.

The Trump administration said five regulators and researchers who work to tackle disinformation and abuse on the internet had been barred from entering the United…

The European Commission said Meta, which owns both platforms, is giving users the option of sharing less data in exchange for less personalized ads.

The deal between the chipmakers, whose fortunes have diverged sharply, includes plans to collaborate on technology to power artificial intelligence.

ASML, the Dutch maker of semiconductor equipment, is investing about $1.5 billion in Mistral, the French A.I. start-up.

Makers of the most advanced artificial intelligence systems will face new obligations for transparency, copyright protection and public safety. The rules are voluntary to start.

ASML, the Dutch company that makes multimillion-dollar tools to manufacture advanced semiconductors, is grappling with the repercussions of a tech trade war.

Irish investigators said TikTok did not protect the data of users in the European Union, improperly transferring some of it to China. TikTok said it…

The European Commission said the Silicon Valley companies violated the Digital Markets Act, a law meant to crimp the power of the largest tech firms.

Eric Slesinger made a career shift from the spy agency to venture capital, championing military start-ups as Europe beefed up its defenses amid an uncertain…