The etymology of the term 'piggyback' goes back to the 1500s, when it had nothing to do with pigs. Learn more in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/piggyback-ride.htm
BrainStuff
2,436 clip(s)
Did the Maya Civilization Fall Because of Climate Change?
BrainStuff Classics: What's the History of Nail Polish?
BrainStuff Classics: Do Dogs Get Embarrassed When We Put Them in Costumes?