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Light-powered magnetic levitation could create ‘new class’ of solar energy

In a breakthrough that could one day revolutionize transportation and electricity generation, scientists at the University in Kanagawa in Japan demonstrated this month a disc that spins at over 200 rotations per minute when placed over a magnet in direct sunlight, saying the discovery could help create a wholly “new class” of solar energy. Raw Story (http://s.tt/1xJYW)