By Anupum Pant
What used to only be science fiction can be considered a reality now. Scientists have figured out a way to suspend, move and rotate particles by tuning the interference of sound waves from an ultrasonic loudspeaker.
What used to only be science fiction can be considered a reality now. Scientists have figured out a way to suspend, move and rotate particles by tuning the interference of sound waves from an ultrasonic loudspeaker.