For every gallon of sea water, you get more than a quarter pound of salt.
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One ragweed plant can release as many as one billion grains of pollen!
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German chemists made a replica of a trophy the size of one molecule.
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Pure water (H2O) does not conduct electricity on its own.
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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
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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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!
21
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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