3D Mid-Air Acoustic Manipulation By Ultrasonic Phased Arrays aka Fun To Watch [VIDEO]

"The essence of levitation technology is the countervailing of gravity. It is known that an ultrasound standing wave is capable of suspending small particles at its sound pressure nodes. The acoustic axis of the ultrasound beam…" OK, enough science.  If you read Hypebot, you also (hopefully) love sound, and if you love sound, you'll love watching what it can do:

via The Verge