Only 2% of the Earth's population are natural redheads.
13
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
On average, a person will spend about five years eating during his or her lifetime.
90
People who are lying to you tend to look up and to the left (their left).
178
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
131
