That music sure is easy on the eyes!

Ruben's Tube

Before seeing one of these, I had never seen such a clear visual representation of a standing wave... without the use of a computer screen that is.
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Musical Tesla Coils

Long have I known about Tesla coils. Until recently though, I had never known that they could actually produce music. The lightning bolts that this thing produces also causes a string of click-like sounds that are so quick in succession that they actually sound like solid notes. Because of this, these things can make both the music you hear, and the visual display to go along with it.
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Vibrating Rice

I warn you... some of the tones produced in this video are pretty piercing, but the patterns formed by the rice are pretty
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Cornstarch Cymatics

Non-Newtonian fluids have some very interesting properties. Exposing them to sound/vibration makes that pretty easy to see. Watch them come to life!
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