India invented the Number System. Zero was invented by Aryabhatta.
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Early American humans hunted car-size armadillos and used their shells for houses.
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Clocks made before 1660 had only one hand - an hour hand.
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Queen Elizabeth II served as a mechanic and driver in World War 2.
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In 1537, England's King Henry VII officially declared February 14th the holiday of St. Valentine's Day.
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The first coast-to-coast telephone line was established in 1914.
33
Traces of cocaine were found on 99% of UK bank notes in a survey in London in 2000.
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Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
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