Only humans shed emotional tears.
331
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Obsessive nose picking is called Rhinotillexomania.
101
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
On average, there's 100 billion neurons in the human brain.
83
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
If your DNA was stretched out it would reach to the moon 6,000 times.
256