Iron Man 2's Secret Sauce: 3-D Printing

Exclusive pics of the 3-D printing process behind the Iron Man 2 costumes.

Iron Man 2 opens today! Are you excited? Really? Huh. Well, keep reading anyway. You know someone's gonna drag you into a showing.

On screen, with all those suits whirling into place, you'd probably assume that the "costumes" are merely virtual. Actually, they're not: Maybe the most cutting-edge facet of Iron Man 2's production was the real-life fabrication of the suits. Using 3-D printers, the film's production...