But Mr. Trump’s warnings to his former ally are backed by several ways the White House could punish the world’s richest man.

Tesla's stock is starting the week with a pair of downgrades after a public spat between CEO Elon Musk and President Trump erupted last week.

Review your past social-media posts and find out. Oftentimes, it's not pretty. It would be a shame if your dream job went to someone less qualified, less talented and with less commitment because of a ...

Elon Musk rebuked his own artificial intelligence (AI) chatbot Grok on Sunday, after it incorrectly verified a false X post purporting to show the tech billionaire taking a swipe at White House ...

Elon Musk has seemingly thrown his support behind Donald Trump once again, with the SpaceX CEO sharing a post from the 47th ...