A 'jiffy' is an actual unit of time for 1/100th of a second!
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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Sound travels about 4 times faster in water than in air.
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One cubic foot of gold weighs more than 1,200 pounds!
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A single speck of dust is half way in size between a subatomic particle and the Earth.
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According to studies, men change their minds two to three times more often than women.
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The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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