Elon Musk recently spoke at a Trump rally. But for weeks, he's been spending millions boosting Republicans in 18 House races.

Minnesota Gov. Tim Walz went after Elon Musk, the world's richest man and Donald Trump's biggest backer, with a profanity ...

The super PAC ad revenue represents the latest collision of Elon Musk's political activities and business ventures.

Mr. Musk, a megadonor, had flummoxed some Trump advisers by previously declining to write a “super max” check directly to the ...

Reports of glitchy door-knocking canvassing by Elon Musk’s super PAC just got way more real, spelling serious trouble for ...

Elon Musk's pledge to give away $1 million a day to voters for signing his PAC's petition is prompting questions about its ...

Musk says his space exploration achievements are the sort of innovation the US needs. Trump has begun to echo that sentiment.

On Saturday, Elon Musk announced his plan to give $1 million a day to registered Pennsylvania voters who sign his petition to ...

Donald Trump’s allies have been warning him that Musk’s field operation is failing in key states — and that it’s being led by ...

Elon Musk donated nearly $75 million to a super PAC backing Donald Trump from July to September, according to a new filing ...