Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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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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When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
The adult human brain weighs about 3 pounds (1,300-1,400 g).
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There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
One human hair can support 3 ounces.
191
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
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