Out of all the senses, smell is most closely linked to memory.
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If you blowtorch Pepto-Bismol, you would get a hunk of metal.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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Indoor pollution is 10 times more toxic than outdoor pollution.
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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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German chemists made a replica of a trophy the size of one molecule.
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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.
1