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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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
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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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Each day, up to 150 species of life become extinct.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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