The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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Pumice is the only rock that floats on water.
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Balsa wood is classified as a hard wood!
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Cold water weighs more than hot water.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
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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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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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