Intelligent people have more zinc and copper in their hair.
233
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
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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In 2002, Kenyan Maasai tribespeople donated 14 cows to the US to help with the aftermath of 9/11.
22
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
The Japanese commonly put ketchup on their rice.
16