The billionaire got more of what he wanted out of the spending bill than President-elect Donald Trump did. But his role and ...

Employees of SpaceX have filed a formal petition to create the city of Starbase. Its first mayor would be a security manager ...

The ability of one billionaire supporter of the president to throw the government into chaos should make campaign finance ...

Meet the key figures at Elon Musk's xAI, the $50 billion startup behind the chatbot Grok that's taking on ChatGPT.

The American public elected Donald Trump to run the federal government. His erratic patron seems to think the job is also his ...

The GOP House Speaker referenced speculation about his future and the outsized influence Musk appeared to wield this week.

The world’s richest man has become a new kind of oligarch.

President Donald Trump’s billionaire ally Elon Musk used his outsize influence on X to help kill a bipartisan funding ...

Musk, the owner of car manufacturer Tesla and social media platform X, has been tapped by Trump to lead the proposed ...

A look at the people who influence the world’s richest man, and those who stand to gain from their association with him now.

When the billionaire called Rep. Rosa DeLauro an "awful creature," it was a problem. When Elon Musk called for her expulsion, ...