Pure water (H2O) does not conduct electricity on its own.
46
Pumice is the only rock that floats on water.
14
The sun is 330,330 times larger than the earth.
75
A ball of glass will bounce higher than a ball made of rubber.
73
The storage capacity of human brain exceeds 4 Terrabytes.
140
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Iron weighs more after it rusts.
16