The sun is 330,330 times larger than the earth.
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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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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
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There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
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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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Nearly 50% of the world's scientists are assigned to military projects.
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