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They are expected to convene on Wednesday to discuss a potential sale of the app, which faces a Saturday deadline to change its ownership structure.

Sales of cars picked up recently partly as buyers rushed to lock in deals before President Trump's 25 percent tariffs on cars and auto parts go into effect.

In Britain, amid growing evidence of harm to young people from extreme content online, a "Smartphone Free Childhood" campaign is going viral.

The start-up's valuation, which has nearly doubled in six months, shows continued enthusiasm for A.I. among investors.

Eric Trump and Donald Trump Jr. are investing in a Bitcoin-mining company called American Bitcoin, created by the merger of two firms.

The company, which uses artificial intelligence to develop new treatments, now counts the venture capital firm Thrive Capital as a backer.

What did they think about the national security breach, in which Trump administration officials discussed attack plans in Yemen on a commercial messaging app?

The private equity giant is considering investing as the video app works to follow a law that requires it to separate from its Chinese owner, ByteDance, by next week.

F.C.C. chairman Brendan Carr sent a letter to Disney accusing it of violating equal employment opportunity regulations.

Mr. Musk said the deal valued xAI, his artificial intelligence start-up, at $80 billion, and X at $30 billion.