Potential fallout could include a roadblock to Tesla's plans for self-driving cars and SpaceX flying fewer missions for NASA.

U.S. President Donald Trump said Friday he has no intention of speaking with Elon Musk, signaling a widening rift between the two former allies amid rising political tension. Speaking aboard Air Force ...

Musk had explicitly urged his followers to "mark this post for the future," suggesting that the "truth" he was hinting at ...