Linda Yaccarino resigns as X CEO after months of internal tension. Her exit marks a major leadership change under Elon Musk’s direction.

Build-a-Brute A mere week ago, tech founder Nikita Bier joined Elon Musk's X-formerly-Twitter as the company's new head of product. "Ladies and gentlemen, I’ve officially posted my way to the top," Bier tweeted at the time,

Elon Musk’s artificial intelligence company xAI has rolled out a major update to its chatbot, Grok, instructing it to take a more opinionated and sceptical stance, particularly towards ...

Elon Musk's America Party is the latest example of the CEO jumping into action to solve what he views as a problem — regardless of the odds.