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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Our Right Lungs takes more air than our left lung.
194
Babies crawl an average of 200m a day.
212
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
You can't tickle yourself.
29
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
One human hair can support 3 ounces.
191