Human hair and fingernails continue to grow after death.
7
The world's shortest man measures only 21.5 inches.
73
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
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
The human brain is more active during sleep than during the day.
28
A person can live without food for about a month, but only about a week without water.
156
On average a woman has 4 sexual partners in her lifetime.
-143