Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
According to studies, men change their minds two to three times more often than women.
72
Diamonds can be shattered with a hammer.
-104
The force of a suction cup is calculated using F=AP.
15
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5