Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
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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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Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The earth is approx. 6,588,000,000,000,000,000 tons.
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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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MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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Most dust particles in your house are made from dead skin!
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