Hexagons are the Bestagons

10:59
Can Chess, with Hexagons?

19:33
The Rules for Rulers

33:37
Something Strange Happens When You Trust Quantum Mechanics

18:10
CGP Grey was WRONG

23:29
How Imaginary Numbers Were Invented

22:09
The Illogical Case Behind Buying Greenland

28:18
Laser vs. Relâmpago - Qual é mais poderoso?

21:32