A Doomed Flight Sent Its Final Message: STENDEC. 80 Years Later, We Still Don’t Know What It Means.

The final transmission from a British South American Airways airliner in 1947 remains a mystery.
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In 1962, a single missing character in NASA’s guidance software doomed Mariner 1 just minutes after launch — a transcription error so costly that Arthur C. Clarke famo…

On July 22, 1962, at Cape Canaveral, an Atlas-Agena rocket lifted off the pad carrying a small spacecraft called Mariner 1.