In a meeting with employees at his company xAI, Mr. Musk revealed a vision for a facility that includes a giant catapult to launch his satellites into space.

The billionaire’s decision to merge his A.I. start-up with his rocket company will test investors’ interest in giant combinations of unalike businesses.

Mario Nawfal has a knack for getting Mr. Musk’s attention online, and for turning that into big business. Mario Nawfal has a knack for getting Mr. Musk’s attention online, and for turning that into ...

The philanthropy has become one of America’s biggest, but most of its giving went to charities closely tied to the world’s richest man. By Theodore Schleifer and David A. Fahrenthold Elon Musk’s ...

Mr. Musk has ambitions to remake education, but his latest effort to open an elementary school in Texas appears to have faltered. By Kirsten Grind and Sheera Frenkel Kirsten Grind reported from ...

A state judge had invalidated the package, saying shareholders were not properly informed about it. Friday’s ruling cleared the plan, now worth $139 billion. By Emmett Lindner Peter Eavis and Rebecca ...

Backed by White House officials, the tech billionaire has lashed out at the European Union after his social media platform X was fined last week. By Adam Satariano and Kate Conger Adam Satariano ...