One billionaire wants to move industry off-world, returning Earth to a pristine state. The other wants to colonise Mars.

Hundreds of thousands of people crammed St. Peter's Square to pay their final respects and to witness history.

The U.S. Food and Drug Administration announced earlier this month that it will be phasing out animal testing for some new ...

The incredible power of SpaceX Starship is on display in slow motion footage that show shockwaves propagating from the launch ...

Even as Musk’s work at the Department of Government Efficiency appeared to consume him, his top adviser created a set of ...