One cubic foot of gold weighs more than 1,200 pounds!
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A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
The only letter not appearing on the Periodic Table is the letter "J".
180
One third of the electricity produced on earth is used to power electric light bulbs!
75
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
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