Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
You can't tickle yourself.
29
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
A man's beard grows fastest when he anticipates sex.
239
The human body contains over a billion miles of DNA.
147
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
The human brain doesn't stop developing until about 25 years old.
102