Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10
The exact cause of death and burial site of Genghis Khan is unknown, because all of the 2000 funeral guests and 800 soldiers were killed in order to preserve the secret.
16
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Your fingernails grow faster in summer.
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