Only 2% of the Earth's population are natural redheads.
13
People with blue eyes are better able to see in the dark.
153
Roughly a quarter of the world's people live in China.
50
Babies that are breastfed are more likely to be slimmer as adults than those that are not breastfed.
110
95% of people feel uncomfortable when the TV volume is an odd number.
392
According to a study, women ages 22 to 30 with no children and no spouse earned a higher median income than comparable men in 39 of the 50 largest U.S. cities in 2008.
9
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
The Japanese commonly put ketchup on their rice.
16