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Robotic Hacky Sack

Robotic Hacky Sack

In what could be the coolest display of useless technology, scientists have constructed hovering platforms, called quadrators, that can keep a ball in the air by bouncing it back and forth in a game of robotic hacky sack. The quadrators use four rotors to fly and maneuver, and are controlled by computers via overhead motion capture systems. More info, including video, at Mail Online.

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