A person can live without food for about a month, but only about a week without water.
156
We share 70% of our DNA with a slug.
218
Obsessive nose picking is called Rhinotillexomania.
101
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
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
The human brain is more active during sleep than during the day.
28
One human hair can support 3 ounces.
191
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111