Americans did not commonly use forks until after the Civil War.
82
One in 500 humans has one blue eye and one brown eye.
145
Most of the world's people must walk at least 3 hours to fetch water!
38
Intelligent men tend to be more sexually faithful.
31
Babies that are breastfed are more likely to be slimmer as adults than those that are not breastfed.
110
Forty percent of Americans have never visited a dentist.
33
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
