Tesla CEO, SpaceX founder and the richest billionaire in the world Elon Musk is now a U.S. government employee. What to know ...

Musk is behind the SpaceX push to get humans to Mars , founded Tesla, OpenAI and Neurolink and is the world's richest man.

The Trump administration said Tuesday that it is pulling almost all U.S. Agency for International Development workers off the job and out of the field worldwide, ...