Duffy, also the Transportation Secretary, has no space background, but has been an MTV reality star and a congressman.

Yaccarino’s departure caps a tumultuous run atop Elon Musk’s social-media platform and ​comes after the merger of xAI with X.

It’s just one of the theories Weil will test as he works to challenge GOP Sen. ASHLEY MOODY, who was appointed by Gov. RON ...

President Trump and Elon Musk traded social media barbs last week. Mr. Trump has said that he has no interest in repairing the relationship with his former adviser.

Elon Musk’s Feud With President Trump Wipes $152 Billion Off Tesla’s Market Cap As Elon Musk and Donald Trump take jabs at each other online, their respective businesses are plummeting in value.

“Without me, Trump would have lost the election.” Donald Trump and Elon Musk are going to war—and giving everyone a front-row seat.

Elon Musk spent months in government and alongside President Trump. Did his gains outweigh his losses?

Elon Musk’s interview with CBS Sunday Morning seemed to get off to an awkward start, as reporter David Pogue asked the SpaceX CEO about his thoughts on his ally Donald Trump’s policies.

As the Department of Government Efficiency leader steps away from the White House, Elon Musk talks with "Sunday Morning" about why he believes Trump's proposed budget clashes with his team's ...

Conservative author and influencer Ashley St. Clair appeared in a Manhattan courtroom Thursday in her ongoing paternity and custody battle over Elon Musk’s secret infant son.

Then there are the personal benefits. Musk is far richer now than he was before endorsing Trump. His net worth stands at $419 billion—approximately $170 billion more than what it was on July 15 ...