Researchers Show Off Laser-Guided Robot

Using a laser pointer, Hai Nguyen, a research student in Georgia Tech's Ph.D. program in Robotics, instructs the EL-E, a laser-directed robot, to pick up a cup at the Health Systems Institute in Atlanta, Friday, March 7, 2008. The robot, which was unveiled Wednesday at an Amsterdam conference, will be tested this summer in a real-world setting involving patients with a degenerative disease. (AP Photo/Stanley Leary)