2% of Europeans lack the genes for smelly armpits.
6
Only about 2% of the world population has green eyes.
36
The world's tallest man reached 8 feet 11 inches at 21.
202
People with blue eyes are better able to see in the dark.
153
Yawns are more contagious among people with closer relationships.
163
The single biggest predictor of love is proximity.
30
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63