What are numbers and where does our number sense come from? Is numeracy an innate part of our biology, or is it a cultural invention? In this classic episode of Stuff to Blow Your Mind, Robert and Joe explore the origins of numbers. (originally published 6/15/2021)

Weirdhouse Cinema Rewind: Uninvited (1988)
1:28:32

From the Vault: Lost Wonders, with Tom Lathan
45:29

Weirdhouse Cinema: In the Mouth of Madness
1:58:50