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Making 'Tractor Beams' a Reality Eventually

Date- 31st Oct 11 Source- http://www.nasa.gov/centers/goddard/home/index.html 'Tractor beams -- the ability to trap and move objects using laser light -- are the stuff of science fiction, but a team of NASA scientists has won funding to study the concept for remotely capturing planetary or atmospheric particles and delivering them to a robotic rover or orbiting spacecraft for analysis. This animation shows how a hypothetical future mission might eventually employ tractor beam technology.'
Length: 00:44

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