Iron weighs more after it rusts.
68
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
Liquid TIDE laundry detergent glows under a blacklight.
96
One ragweed plant can release as many as one billion grains of pollen!
51
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
The only letter not appearing on the Periodic Table is the letter "J".
180
Cold water weighs more than hot water.
93