Yawns are more contagious among people with closer relationships.
163
Studies show that financially stable men prefer smaller breasts.
16
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
15 percent of Americans secretly bite their toes.
57
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
The average person will go on a date at least 100 times before they finally marry.
33