|Science & Medicine||5|
Deep in the back of your mind, you’ve always had the feeling that there’s something strange about reality. There is. Join Robert, Joe and Christian as they examine neurological quandaries, cosmic mysteries, evolutionary marvels and our transhuman future on Stuff To Blow Your Mind, a podcast from HowStuffWorks.com.
March 8th, 2016
Episode 697 of 840 episodes
Welcome to the Kingdom of the Inca, where hundreds of rope bridges connect an imperial highway system and fiber-armored soldiers wield woven slings against the enemies of the Emperor. In this episode of Stuff to Blow Your Mind, Robert and Joe explore the khipu system of knotted, colored string that served as a physical notation system in lieu of written language.