Early American humans hunted car-size armadillos and used their shells for houses.
12
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Poor eyesight (myopia) is associated with higher IQ.
232
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Mushrooms are more closely related to humans than they are to plants.
47
Human hair and fingernails continue to grow after death.
7
All 13 minerals necessary for human life can be found in alcohol beverages.
282
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62