A person can live without food for about a month, but only about a week without water.
156
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The human brain is more active during sleep than during the day.
28
Your thumb is about the same size as your nose.
124
We share 70% of our DNA with a slug.
218
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
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
It takes approximately 12 hours for food to entirely digest.
93