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Tractor Beams: Almost Real!

Hank tells us about some developments that are being made in the dramatic area of laser tractor beams.Like SciShow on Facebook: SciShow on Twitter: for this episode can be found in the Google document here:, NASA, darth vader, tractor beam, lazer, optical tweezer, photon, light, particle, freeze, push, pull, solenoid beam, electromagnetic field, polarity, goddard space flight center, space junk, discovery, science, physics, hank green
Length: 03:28


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