Buying a four-person company that can create AI-generated videos. Musk's artificial-intelligence startup xAI is buying Hotshot.co, a New York-based startup that allows people to create videos that ...

Elon Musk's xAI is rapidly expanding its operations in Memphis, including a tenfold increase in its Colossus supercomputer's capacity. To meet its growing energy and water demands, xAI is building ...