Elon-Musk-RiskElon MuskReutersWhat can't Elon Musk do?

As CEO of SpaceX and Tesla, founder of The Boring Company, and cofounder of OpenAI, Musk seems to be everywhere all at once, pushing all kinds of incredible new technologies. He's said he won't be happy until we've escaped Earth and colonized Mars.

Between space rockets, electric cars, solar batteries, research into killer robots, and the billions he's made along the way, Musk is basically a real-life Tony Stark — which is why he served as an inspiration for "Iron Man."

But it wasn't always easy for Musk. Here's how he went from getting bullied in school to small-time entrepreneur to CEO of two major companies that seem like they're straight out of science fiction — and how he almost went broke along the way. 

This is an update to an article originally published in August 2016.