The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
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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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Neanderthal man had a brain capacity 100cc larger than modern man's.
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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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One ragweed plant can release as many as one billion grains of pollen!
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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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