Not your ordinary balloon animals
via randomwebcrap, aka O, Teh Interwebz!
Not your ordinary balloon animals
via randomwebcrap, aka O, Teh Interwebz!
Let us not go to chemistry class. It is a silly place.
Chladni Plate using salt.
You might want to turn the volume down — it starts to get pretty annoying about halfway through, as the frequency goes up, and you may be summoning all the dogs in the area.
Some Chladni solutions for a plate constrained at the center.