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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Liquid TIDE laundry detergent glows under a blacklight.
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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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Billions of neutrinos pass unnoticed through your body every second.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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