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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All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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The average home creates more pollution than does the average car.
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The earth is approx. 6,588,000,000,000,000,000 tons.
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One ragweed plant can release as many as one billion grains of pollen!
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Sound travels about 4 times faster in water than in air.
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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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Balsa wood is classified as a hard wood!
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