We Now Live In A World Where Acoustic Tractor Beams Are A Real Thing

Scientists in Spain and England have successfully used an ultrasonic speaker to make an object levitate. Not only that, they were able to control the movement of the object, making it spin and move around in a controllable manner. Now, admittedly, the object in question is just a tiny tiny ball about 1mm across but… Read More We Now Live In A World Where Acoustic Tractor Beams Are A Real Thing