The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
People with blue eyes are better able to see in the dark.
153
2% of Europeans lack the genes for smelly armpits.
6
On average, men's noses are 10% larger than women's.
12
Two in five people in the world marry their first love.
270
One in 500 humans has one blue eye and one brown eye.
145
A hard working adult sweats up to 4 gallons per day.
39