Cold water weighs more than hot water.
93
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Nearly 50% of the world's scientists are assigned to military projects.
71
Pumice is the only rock that floats on water.
14
Balsa wood is classified as a hard wood!
41
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Scientists are now able to grow 'beating' heart tissue in a lab!
162