Circuitos mecánicos: electrónica sin electricidad
9:49
Caustic lenses are really weird
21:37
World Record Chain Fountain? The Mould Effect Explained
20:13
The Most Powerful Computers You've Never Heard Of
18:58
I built a FLAP ENGINE (New Rotary Design)
26:29
Watch electricity hit a fork in the road at half a billion frames per second
24:33
Fun with Transistors
42:34
The Obviously True Theorem No One Can Prove
23:03