An electric motor powered by photovoltaic cells below provides the lifting force for the LaserMotive entry into the $2 million Space Elevator Games at the NASA Dryden Flight Research Center at Edwards Air Force Base, Calif. , Wednesday, Nov. 4, 2009. In a the test of the concept, robotic machines powered by laser beams will try to climb a cable suspended from a helicopter, on a course 900 meters (2,953 feet) high. AP Photo logo AP Photo 27 months ago

An electric motor powered by photovoltaic cells below provides the lifting force for the LaserMotive entry into the $2 million Space Elevator Games at the NASA Dryden Flight Research Center at Edwards Air Force Base, Calif. , Wednesday, Nov. 4, 2009. In a the test of the concept, robotic machines powered by laser beams will try to climb a cable suspended from a helicopter, on a course 900 meters (2,953 feet) high.

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