If the human eye was a digital camera, it would have 576 megapixels.
25
Obsessive nose picking is called Rhinotillexomania.
101
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Tigers can see 6 times better at night than humans.
305
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
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Early American humans hunted car-size armadillos and used their shells for houses.
12
Our Right Lungs takes more air than our left lung.
194