Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
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In 1918, after the treaty of Versailles (end of WWI), the French Commander-in-chief said "This is not a peace. It is an Armistice for 20 years." 20 years and 65 days later, WWII happened.
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The U.S. motto, 'In God We Trust', was not adopted as the national slogan until 1956.
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Tablecloths were originally meant to serve as towels with which guests could wipe their hands and faces after dinner.
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Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
A singing birthday card has more computing power than the allied forces in 1945.
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