Only humans shed emotional tears.
331
Enamel is hardest substance in the human body.
61
There are about 255 babies born worldwide every minute.
46
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Our brains have a negativity bias and will remember bad memories more than good ones.
15
It takes approximately 12 hours for food to entirely digest.
93
Your fingernails grow faster in summer.
744
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23