Sam Altman insisted that Elon Musk was again obsessed with him because of an OpenAI model release earlier this week.

A social media fight erupted after their companies launched competing AI models one day apart.

That’s the peak of Musk’s net worth, achieved on June 16 as SpaceX shares hit an all-time high, above $225. Since then, the ...

Elon Musk says SpaceX will be worth more than Earth if it achieves its goals. Here's what triggered the claim and what it ...

OpenAI CEO Sam Altman and SpaceX CEO Elon Musk do not like each other. That dislike was on full display on social media over ...

China's Long March rocket has now matched Elon Musk's SpaceX and Jeff Bezos' Blue Origin in returning a first-stage booster.

So when Mr. Musk says humanity is going to Mars, these equity investors see a civilization in space, not a black hole of ...

Some market watchers are puzzled that shares in Elon Musk’s rocket and A.I. company have stalled out despite major interest ...

Banks behind the rockets-to-AI venture’s $2 trln IPO are now ballparking market caps ​as much as 400% ​higher in fawning new ...

SpaceX is developing Starfall, a new spacecraft for orbital cargo storage. This vehicle will enable routine access to ...

Elon Musk’s ex, Ashley St. Clair, shared about her changed views after she left MAGA. In her latest appearance, the ...

CEO Elon Musk was sparring with OpenAI (OPAI.PVT) CEO Sam Altman on X over the weekend. Yahoo Finance Technology Editor Dan ...