Levitating objects using sound

I recently contributed an article on acoustic levitation to Frontiers for Young Minds. This is part of a collection on … More

Levitation of frogs and pyramids?

Could there be any truth in the use of acoustic levitation in the building of the pyramids? And how about frogs?

Acoustic levitation in the microgravity of a spacecraft

In orbit astronauts experience micro-gravity. Acoustic levitaion, pioneered by Taylor Wang and Eugene Trinh, can be used to hold solids and liquids in place to perform careful experiments.