Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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Most liquid laundry detergents are alive with living organisms that help to break down stains!
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One barrel of petroleum holds 42 gallons.
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Hot water can freeze faster than cold water.
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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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The sun is 330,330 times larger than the earth.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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