There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Infants spend more time dreaming than adults do.
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Muhammad is the most common name in the world.
96
The average person walks the equivalent of twice around the world in a lifetime
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The higher the income, the more likely an American man will cheat on his wife.
94
Intelligent men tend to be more sexually faithful.
31
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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The average bra size today is 36C. Ten years ago it was 34B.
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