Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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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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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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A cubic yard of air weighs about 2 pounds at sea level.
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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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The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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Sound travels about 4 times faster in water than in air.
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