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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All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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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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A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
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No matter how cold it gets, gasoline will not freeze.
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Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
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