Iron weighs more after it rusts.
68
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Pumice is the only rock that floats on water.
14
A cubic yard of air weighs about 2 pounds at sea level.
31
According to studies, men change their minds two to three times more often than women.
72
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17