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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According to studies, men change their minds two to three times more often than women.
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Sound travels fifteen times faster through steel than through air.
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One third of the electricity produced on earth is used to power electric light bulbs!
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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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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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Most liquid laundry detergents are alive with living organisms that help to break down stains!
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One ragweed plant can release as many as one billion grains of pollen!
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