One line in the oldest math text hinted at hidden universes [video](youtube.com)29 points by ksec 3 years ago | 13 comments
Veritasium: The SAT Question Everyone Got Wrong [video](youtube.com)234 points by goplayoutside 2 years ago | 189 comments
The Black-Scholes/Merton equation [video](youtube.com)108 points by surprisetalk 2 years ago | 70 comments
Micromouse: The Fastest Maze-Solving Competition on Earth [video](youtube.com)289 points by zdw 3 years ago | 59 comments
The surprising genius of sewing machines [video](youtube.com)163 points by gumby 2 years ago | 54 comments