[Mike] saw a few videos of ultrasonic acoustic levitation rigs put together by student researchers. Figuring it couldn’t be that hard to replicate, he set out and built his own using surplus parts and ...

Ultrasonic levitation is by now a familiar trick: one or more ultrasonic transducers create a standing wave, and small objects can be held in the nodes of this standing wave. With a sufficiently large ...

"Do not levitate the spoon; that's impossible. Instead, only try to realize the truth. There is no spoon." - para. The Matrix (1999) But what if there is a spoon? Or some other object. You can't just ...