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.
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Most dust particles in your house are made from dead skin!
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The earth is approx. 6,588,000,000,000,000,000 tons.
175
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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Nylon is made from coal and petroleum.
42
Your brain is 80% water.
525
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.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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