The Spring Paradox
16:33
The "Impossible Torpedo" was real
12:47
Watch gravity pull two metal balls together
24:14
The Banach–Tarski Paradox
28:32
Six questionably legal pencil sharpeners
13:56
How petrol pumps know when to turn themselves off
22:09
The Simplest Math Problem No One Can Solve - Collatz Conjecture
19:22
Mechanical circuits: electronics without electricity
15:00