Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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If you blowtorch Pepto-Bismol, you would get a hunk of metal.
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Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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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 Earth's atmosphere weighs about 5.5 quadrillion tons.
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