Stashed in: Math!, Sexy!, G4!, Best Videos, #TED, Conan, Best Videos, Mathy
A few Reddit comments:
Clio Cresswell Sex and Math TED talk:
5-Year-Olds Can Learn Calculus
New Biggest Prime Number = 2 to the 74 Mil ... Uh, It’s Big
"When a Mathematician Dances"