Obsessive nose picking is called Rhinotillexomania.
101
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
160
Every human spent about half an hour as a single cell.
144