Why do we have crooked teeth when our ancestors didn’t? - G. Richard Scott
4:50
A brief history of cannibalism - Bill Schutt
9:57
Why Our Ancestors Had Chiseled Faces & Didn't Need Braces?
13:37
Dentists Debunk 15 More Teeth Myths | Debunked
5:00
Why do cats have vertical pupils? - Emma Bryce
15:02
The Strange Science of Why We Dream
4:55
What happens if you don’t put your phone in airplane mode? - Lindsay DeMarchi
5:25
Why did Megalodon go extinct? - Jack Cooper and Catalina Pimiento
5:32