Jeff Bezos just opened Blue Origin to outside investors for the first time, and his own $2 billion investment may be the ...

SpaceX founder Elon Musk just became the first person in history to surpass a net worth of $1 trillion, putting him in a wealth category of his own.

The invention was a new online platform that was sketched out during a road trip.

"We should want more billionaires, not fewer," one economic think tank director says.

Lauren Sánchez doesn’t do subtle. As her husband Jeff Bezos’ net worth has soared to north of $280 billion, the philanthropist, 56, has amassed a collection of diamonds, emeralds and rare timepieces ...