Enamel is hardest substance in the human body.
61
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
One human hair can support 3 ounces.
191
There are about 255 babies born worldwide every minute.
46
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89