Yawns are more contagious among people with closer relationships.
163
2% of Europeans lack the genes for smelly armpits.
6
The average housewife walks 10 miles a day around the house doing her chores.
100
City dwellers have longer, thicker, denser nose hairs than country folks do.
48
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
