Billionaire businessman Elon Musk is on a collision course with lawmakers on Capitol Hill who are starting to challenge his ...

Trump's aides have signaled behind the scenes that Musk still reports to White House chief of staff Susie Wiles.

A federal judge said it is a “stretch” that Musk and his company xAI suffered “irreparable harm” from OpenAI’s plan to become a for-profit company.

Elon Musk’s move to immediately block Sam Altman from restructuring OpenAI faltered in federal court, with a judge saying she ...

Welcome to 538's politics chat. The transcript below has been lightly edited.

Senate Republicans defended the Trump administration’s sweeping revamp of the U.S. Agency for International Development led ...

The billionaire has used the social media site to boast of victories, lash out at enemies and conduct polls for the ...

Elon Musk’s lawyers faced off with OpenAI in court Tuesday as a federal judge weighed the billionaire’s request for a court ...

Two Senate Democrats called for an investigation Tuesday into tech billionaire Elon Musk’s access of Department of Treasury ...

Elon Musk is stepping up his efforts to block OpenAI from restructuring as a for-profit company after it received billions of ...