Women rate men more attractive if other women are looking and smiling at him.
17
On average, a person will spend about five years eating during his or her lifetime.
90
Every human spent about half an hour as a single cell.
144
More redheads are born in Scotland than in any other part of the world.
85
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Only 2% of the Earth's population are natural redheads.
13
Americans did not commonly use forks until after the Civil War.
82