Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
According to studies, men change their minds two to three times more often than women.
72
A ball of glass will bounce higher than a ball made of rubber.
73
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Pumice is the only rock that floats on water.
14
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7