One cubic foot of gold weighs more than 1,200 pounds!
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Sound at the right vibration can bore holes through a solid object.
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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!
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According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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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.
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Nylon is made from coal and petroleum.
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One third of the electricity produced on earth is used to power electric light bulbs!
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