Students program a saber-wielding "Jedibot," accelerate the creation of…

Remember those dueling lightsaber robots? Robotics students at Stanford University have taken things one step further and taught a mechanical arm to spar with human opponents. Fortunately, the "Jedibot" isn't mobile, so a cowardly retreat is still an option. » 7/18/11 3:30pm 7/18/11 3:30pm