This Spherical Robot Can Unfurl Its Four Legs After Being Tossed

Researchers in Japan have developed a remarkable new robot that bears a startling resemblance to the Droideka of Star Wars. Called QRoSS, this throwable, sphere-shaped robot can move around either by rolling or walking on all fours. Mercifully, it's not capable of firing lasers or engaging force fields...at least not yet.