Babies cry but they don't produce tears until one to three months after birth.
238
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
223
The world's youngest parents were 8 and 9 and lived in China in 1910.
130
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
One in 500 humans has one blue eye and one brown eye.
145