Making 'Tractor Beams' a Reality (Eventually)

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.

http://mylesohowe.wordpress.com/2011/10/08/antimatter-the-future-is-now-...

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