The world's youngest parents were 8 and 9 and lived in China in 1910.
130
The average person falls asleep in seven minutes.
115
If you're over 100 years old, there's an 80% chance you're a woman.
143
Americans did not commonly use forks until after the Civil War.
82
Malaysians protect their babies from disease by bathing them in beer.
-15
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
Only about 2% of the world population has green eyes.
36