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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A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
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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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Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
For every gallon of sea water, you get more than a quarter pound of salt.
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Scientists in Germany have developed a candy that doesn't cause cavities.
11
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Aluminum used to be more valuable than gold!
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