More than half the population of Kenya is under the age of 15.
71
A study had men report their own penis size, and the average was found to be 6.1-6.5 inches. A subsequent clinical study actually measured penises, and found the average size to be 5.1-5.7 inches.
-3
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Only 2% of the Earth's population are natural redheads.
13
One in 500 humans has one blue eye and one brown eye.
145
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
Over 50% of lottery players go back to work after winning the jackpot.
71
The average person falls asleep in seven minutes.
115