Elon Musk

Tony Stark, Meet the Real-Life 'Iron Man'

"Iron Man 3" flew into theaters this week, but there's been a real-world Tony Stark toiling among us all along: Elon Musk. Here are a few of the uncanny resemblances.

5 Things to Watch This Week

Nobody can predict all the news that will move the markets in a given week, but here are a few things we do know will help shape the week ahead on Wall Street.

5 Winners and Losers of the Week in Business

It's been an interesting week in the world of business, from a smartphone pioneer losing another major client, to travel troubles on land and sea that have cost two companies some serious goodwill. Here's a rundown of this week's biggest wins and losses.

America's Wealthy Step Up to the Plate

This month, 12 more billionaire families committed to donate at least half of their wealth to charity by taking the Giving Pledge. Here are introductions to some of the new signatories and their pet philanthropic projects.

Red Star Rising: Is U.S. Losing the Space Race?

On Sept. 29, 2011, the first module of a new space station blasted into orbit, initiating an era of space exploration different in one key respect: We didn't launch this station; China did. And while China's ascendance to space superpower confirms changes in the global economy, you shouldn't count the U.S. out of space just yet.

Tesla Motors' Shares Zoom 12% in Trading Debut

Tesla Motors' stock surged as much as 12% to $19 in its trading debut Tuesday, a day after the IPO priced at $17 a share. The luxury electric car manufacturer is the first U.S. automaker to go public in more than 50 years.