One out of 20 people have an extra rib.
66
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
On average, women have always lived longer than men.
195
Human thigh bones are stronger than concrete!
63
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16