Pumice is the only rock that floats on water.
14
Liquid TIDE laundry detergent glows under a blacklight.
96
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Nylon is made from coal and petroleum.
42
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18