It takes approximately 12 hours for food to entirely digest.
93
One human hair can support 3 ounces.
191
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Mushrooms are more closely related to humans than they are to plants.
47
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Our brains have a negativity bias and will remember bad memories more than good ones.
15