People with blue eyes are better able to see in the dark.
153
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Two in five people in the world marry their first love.
270
As many as one third Americans flush the toilet while they are still on it.
157
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8