Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
Mushrooms are more closely related to humans than they are to plants.
47
A man's beard grows fastest when he anticipates sex.
239
Yawns are more contagious among people with closer relationships.
163
The average sperm cell swims at 8 inches per hour.
4
Your fingernails grow faster in summer.
744
The human body contains over a billion miles of DNA.
147
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15