Cold water weighs more than hot water.
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
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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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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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Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
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Pumice is the only rock that floats on water.
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