Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Nylon is made from coal and petroleum.
42
The earth is approx. 6,588,000,000,000,000,000 tons.
175
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
According to studies, men change their minds two to three times more often than women.
72