Scientists are now able to grow 'beating' heart tissue in a lab!
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The earth is approx. 6,588,000,000,000,000,000 tons.
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One barrel of petroleum holds 42 gallons.
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A cesium atom in an atomic clock beats over nine billion times a second.
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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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Billions of neutrinos pass unnoticed through your body every second.
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