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 sun is 330,330 times larger than the earth.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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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!
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Aluminum used to be more valuable than gold!
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Sound travels fifteen times faster through steel than through air.
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Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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German chemists made a replica of a trophy the size of one molecule.
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