Watch A 3-D Printer Make A Pizza

This summer we heard about a 3-D printer for food developed with NASA funding, but we didn't have much to look at in the way of a prototype. Now, lo and behold, the printer has shown up at SXSW Eco, and we caught a short demonstration from the makers, a group from Systems and Materials Research Corporation. The printer served up a pie, made with dough, ketchup and cream cheese (?). The printer is still in its earliest stages, so the creators haven't quite perfected the process. Instead of making...