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: The Origin of the Most Famous Tongue in Rock and Roll
08:03

The Backstory: The Real Life Painful Origin of Barney Fife
08:05

The Backstory: The Tylenol Murders
08:45