When he was stationed in Germany in November 1956, Joseph P. Chowanes heard a chilling plea over a radio. “Americans! Americans! Help us! Help us!” “It was someone in Hungary talking in English. We ...
Learning Morse code, with its tappity-tap rhythms of dots and dashes, could take far less effort—and attention—than one might think. The trick is a wearable computer that engages the sensory powers of ...
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