You will experience the billionth second of your life when you are 31 years old.
21
Children's sense of smell is better than adults'.
860
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
The average American spends a third of their overall time online playing games and using social networks.
298
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
Two in five people in the world marry their first love.
270
Americans will spend more on cat food this year than baby food.
32
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8