Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
Gorillas can catch human colds and other illnesses.
205
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
A man's beard grows fastest when he anticipates sex.
239
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
The human sigh acts as a physiological reset button.
23
Early American humans hunted car-size armadillos and used their shells for houses.
12