There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
Intelligent people have more zinc and copper in their hair.
233
You can only remember 4 things at a time.
31
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29