Food Chasers https://loopvids.s3.amazonaws.com/2022/22Aug25_Post.mp3 A long, long time ago, we were persistence hunters. Or so some anthropologists believe. This is why we have arched feet and relatively hairless, sweaty bodies. The arched feet help us run for a long time without damaging our joints. Kind of like shock absorbers. Our sweaty […]
Exponential Brain Growth
Fire People https://loopvids.s3.amazonaws.com/2022/22Jun20_Post.mp3 A long time ago, humans invented fire. And within two million years, our brains tripled in size. Why did that happen? Fire can be used to hunt. To light fires in strategic places. So animals would run away from the fire. Other animals do this as […]