Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Early American humans hunted car-size armadillos and used their shells for houses.
12
All 13 minerals necessary for human life can be found in alcohol beverages.
282
On average, there's 100 billion neurons in the human brain.
83
You can't tickle yourself.
29
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Mushrooms are more closely related to humans than they are to plants.
47