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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Balsa wood is classified as a hard wood!
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One cubic foot of gold weighs more than 1,200 pounds!
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Diamonds can be shattered with a hammer.
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The average home creates more pollution than does the average car.
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Pumice is the only rock that floats on water.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
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