What would we do to live better, longer, or maybe even forever? Lots of quests for immortality involved mystical potions or objects. And one very popular fad in the 1920s involved transplanted monkey testicles!

The Backstory: Sex Before the Pill
08:54

The Backstory: An Aristocratic Murderer Vanishes
12:17

The Backstory: Brushing Your Teeth With Pee???
08:45