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
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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A human being loses an average of 40 to 100 strands of hair a day.
133
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
If the human eye was a digital camera, it would have 576 megapixels.
25
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13