You can't tickle yourself.
29
Poor eyesight (myopia) is associated with higher IQ.
232
A man's beard grows fastest when he anticipates sex.
239
The world's shortest man measures only 21.5 inches.
73
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Mushrooms are more closely related to humans than they are to plants.
47