One human hair can support 3 ounces.
191
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
A human being loses an average of 40 to 100 strands of hair a day.
133
If your DNA was stretched out it would reach to the moon 6,000 times.
256
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22