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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4.5 pounds of sunlight strike the Earth each day.
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Iron weighs more after it rusts.
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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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If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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Liquid TIDE laundry detergent glows under a blacklight.
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Some toothpastes and deodorants contain the same chemicals found in antifreeze.
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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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