Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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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
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
A human being loses an average of 40 to 100 strands of hair a day.
133
Mushrooms are more closely related to humans than they are to plants.
47
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198