Ultrasound beams are used to manipulate objects three-dimensionally while in midair. Continue reading →
via Discovery News http://news.discovery.com/tech/sound-waves-levitate-move-objects-three-directions-140102.htm#mkcpgn=rssnws1
via Discovery News http://news.discovery.com/tech/sound-waves-levitate-move-objects-three-directions-140102.htm#mkcpgn=rssnws1
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