People with blue eyes are better able to see in the dark.
153
Forty percent of Americans have never visited a dentist.
33
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
Roughly a quarter of the world's people live in China.
50
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
2% of Europeans lack the genes for smelly armpits.
6
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