A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
You will experience the billionth second of your life when you are 31 years old.
21
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
About 2/3 of American men prefer boxers to briefs.
83
Women mature much faster than men.
1k
The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
16