Cutthroat negotiations between startup founders are rarely shared so publicly, especially when a company becomes as ...

Musk texted OpenAI's president and co-founder saying that he and CEO Sam Altman "will be the most hated men in America." ...

SpaceX has been a useful financial tool for Elon Musk, providing the billionaire with loans and aiding his struggling ...

Elon Musk contacted OpenAI's president two nights before his civil trial with this warning, a new document said.

Tesla is rolling out plans to build robots and semi trucks to the delight of its investors, but analysts it may be neglecting ...

OAKLAND, Calif. — OpenAI’s president Greg Brockman got grilled by Elon Musk’s lawyer on Monday over embarrassing diary ...

The rocket company’s new semiconductor factory, called Terafab, is part of the billionaire’s increasing efforts to dominate ...

Elon Musk's giant Terafab facility in Texas could cost up to $119 billion, with hopes of manufacturing chips for Tesla, ...

SpaceX employees and alumni have an ‘insane network’ and will soon be able to tap a lot of cash, expanding the mini-SpaceXs ...

OpenAI’s president wrapped his testimony on Tuesday by revealing a fiery meeting with Musk in 2017 and subsequent efforts to ...

Greg Brockman, OpenAI’s president, testified in a trial pitting Mr. Musk against his company that the world’s richest man was ...

The penalty ends a long‑running SEC fight over Musk’s Twitter stock disclosure — and leaves bigger legal questions unresolved ...