A University of Dundee research team led by Prof. Mike MacDonald has demonstrated that both levitation and twisting forces can be applied to an object by application of ultrasonic beams. This latest breakthrough is part of a wide-ranging U.K. research effort to develop a device not unlike the "sonic screwdriver" made famous by the TV series Doctor Who.
Doctor Who's sonic screwdriver a step closer to reality?
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Seeded on Mon Apr 30, 2012 9:22 AM
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