Tractor Beams - soon to be a reality?

lundi 22 janvier 2018

If this was April 1st, I would not be believing or posting this...

The predictions of science fiction writers moved closer to reality after scientists unveiled a tractor beam that could pave the way for levitating humans. Engineers at the University of Bristol said they had tested the world’s most powerful acoustic tractor beam, which can invisibly ensnare and levitate objects.


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