The world’s richest person, not known for his humility, is still learning the cutthroat courtier politics of Donald Trump’s ...

Bezos’s companies do billions of dollars of business with the federal government. The rise of Musk, his long-time rival, ...

Trump's former chief of staff reportedly told clients on a call that Musk likely won't even stick around long enough to see ...

The world’s two richest men got into it on Musk’s social-media platform X over the election.