Morse code encodes letters using dots and dashes — it remains in use in aviation and amateur radio.
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The internet weighs approximately 50 grams — the weight of the electrons in motion.
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The piano was originally called the 'gravicembalo col piano e forte' (harpsichord with soft and loud) by its inventor.
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In 1971, the first email was sent.
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The dishwasher automated dish cleaning.
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GPS is so precise that it must account for Einstein's theory of relativity to remain accurate.
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YouTube was originally designed as a video dating site.
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