In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
Human hair and fingernails continue to grow after death.
7
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
The human body contains over a billion miles of DNA.
147
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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