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Thomas Edison's Greatest Invention

Oct 13, 2019 - The Atlantic

Thomas Alva Edison listened with his teeth. The inventor of the phonograph was completely deaf in one ear and could barely hear in the other, the result of a mysterious affliction in his childhood. To appreciate a delicate tune emanating from a music player or piano, he would chomp into the wood and absorb the sound waves into his skull. From there they would pass through the cochlea and into the auditory nerve, which would ferry the melody to his prodigious brain. Edison's approach to music con...