Post by pickinduck on Dec 5, 2015 6:36:29 GMT -6 Was this above a magnet or speaker or something else?
Post by sherlew99 on Dec 5, 2015 12:16:31 GMT -6 They did this using ultrasound through speakers.Humble drops of water levitate their way to stardomThis is interesting, too.Sound waves levitate and mix floating drops of liquid.
