Musk's net worth fell below $400 billion for the first time this year on Monday, according to Bloomberg Billionaires Index.

Rep. Jamie Raskin, D-Md., ranking member of the House Oversight and Accountability Committee, speaks during a news conference ...

Musk appears to have tapped into several people within his sphere including young engineers with minimal experience.

A billionaire tech battle is heating up as the chief executive of OpenAI, Sam Altman, brushes off Elon Musk’s unsolicited bid ...

Altman and Musk were OpenAI’s founding co-chairs in 2015, but their relationship has devolved into name-calling, lawsuits and ...

OpenAI CEO Sam Altman has refused the $97.4 billion buyout offer from tech mogul Elon Musk, claiming that the Tesla founder ...

Donald Trump, his shadow president Elon Musk, and the so-called Department of Government Efficiency are waging a highly ...

The billionaire is leading a group of investors in the unsolicited offer, which complicates the start-up’s plan to raise more ...

After helping President Trump get elected, Elon Musk was poised to dominate the country’s A.I. policies. Then Mr. Altman ...

Trump has threatened to place a 25 percent tariff on imports from Canada and Mexico, as well as a 10 percent additional ...

Here's a list of the top ten richest people in the world, nine of which are American billionaires. See Elon Musk's net worth.

Area residents protest outside U.S. Rep. Darin LaHood's Rockford office, opposing the empowerment of billionaire Elon Must to gut government programs.