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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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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In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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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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