The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
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One ragweed plant can release as many as one billion grains of pollen!
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The sun is 330,330 times larger than the earth.
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Indoor pollution is 10 times more toxic than outdoor pollution.
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For every gallon of sea water, you get more than a quarter pound of salt.
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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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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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