The record-setting transaction is the largest merger of all time and values SpaceX at $1 trillion and xAI at $250 billion, according to documents viewed by CNBC.

The details: The deal valued SpaceX at about $1 trillion, up from the roughly $800 billion cited in December; xAI was valued ...

French prosecutors said on Tuesday they were widening an investigation into Elon Musk's social media platform X and that they have summoned the tech billionaire for questioning in April.

SpaceX, a leader in rocket launches and satellite internet, will now also house Musk’s ventures in artificial intelligence and social media.

A slew of notable individuals appear in the latest Justice Department release of Jeffrey Epstein files, and the documents reveal new details about Epstein's ties to figures including Bill Gates, Elon ...

Pro-Palestinian protesters, apparently unaware of the speaker's stated views on the issue, interrupted an event at Sarah Lawrence College featuring New York Times columnist Ezra Klein. Actress ...

More than 50 years after NASA's last human mission to the moon, four astronauts, three Americans and a Canadian, are set for ...