Pumice is the only rock that floats on water.
14
Aluminum used to be more valuable than gold!
84
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
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Most dust particles in your house come from dead skin.
48
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38