It might not be the sexiest topic we’ve ever covered (and by “might”, we mean “definitely”), but there are some things you just need to learn about and this deadly and undetectable gas that’s part of our everyday lives is one of them. So buck up.

The Hindenburg Disaster
50:02

Short Stuff: Did Tippi Hedron start the Vietnamese manicure industry?
12:58

Humanists, the Happy Heathens
50:01