A million dollars weighs about a metric ton. Hence the expression "a ton of money."
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On average, the life span of an American dollar bill is eighteen months.
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Most lipstick contains fish scales!
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Since 1982, a radio frequency emanating from Russia has been broadcasting a buzzer-like sound and, periodically, an unknown voice reads orders, names, and numbers. No one knows where exactly it is coming from or what it means.
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The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
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Passengers on the Beijing subway can pay with plastic bottles.
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