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Episode 1603

If Grandma Had Wheels

While compiling the Oxford English Dictionary, lexicographer James Murray exchanged hundreds of letters a week with authors, advisors, and volunteer researchers. A new collection online lets you eavesdrop on discussions about which words should be...

Episode 1435

Jump Steady

To transmit information during wartime, various industries used to encode their messages letter by letter with an elaborate system–a primitive version of today’s digital encryption. Grant breaks down some of those secret codes, and...

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