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morse code

  • Curiosity self-portrait

    19th-Century Code Helps 21st-Century Mars Rover Find Its Way

    Back in the 1840s, Morse code was a ground-breaking approach for sending messages over a hot, new communications medium called the electrical telegraph. Earlier this year, the last telegram ever was sent, yet Morse code is not entirely out of a job. NASA’s cutting-edge Curiosity Mars rover, built by JPL (Jet Propulsion Laboratory), uses this […]