On average, there's 100 billion neurons in the human brain.
83
The average person's skin weighs twice as much as their brain.
131
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Gorillas can catch human colds and other illnesses.
205
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82