The Earth's atmosphere weighs about 5.5 quadrillion tons.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Aluminum used to be more valuable than gold!
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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
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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The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
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Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
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