New technology uses tiny speakers to emit waves of ultrasound to displace the air around a projected 3D object, creating the sensation of touch.
Update, Nov. 28, 2016: This video has been removed pending the resolution of a licensing claim.
New technology uses tiny speakers to emit waves of ultrasound to displace the air around a projected 3D object, creating the sensation of touch.
Update, Nov. 28, 2016: This video has been removed pending the resolution of a licensing claim.