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
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
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
In one day, adult lungs move about 10,000 litres of air.
11
Early American humans hunted car-size armadillos and used their shells for houses.
12
Gorillas can catch human colds and other illnesses.
205
On average a woman has 4 sexual partners in her lifetime.
-143
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111