Forty percent of Americans have never visited a dentist.
33
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
You share your birthday with at least 9 other million people in the world.
201
Only about 2% of the world population has green eyes.
36
One in 500 humans has one blue eye and one brown eye.
145
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63