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
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Sound travels about 4 times faster in water than in air.
408