Despite having rarely left the president’s side over the preceding few months, Musk was blindsided by the announcement, according to people familiar with the matter.

The president has said the law is unfair to U.S. businesses. But lawyers say weakening it could end up costing corporate ...

The battle between Sam Altman and Elon Musk, two tech billionaires at the forefront of the artificial intelligence race, took a personal turn in a recent interview. When asked if he thought Musk's ...

Sam Altman and Elon Musk's relationship has soured from collaboration at OpenAI to rivalry. Musk recently attempted a $97.4 ...