Here’s an idea. A machine that translates sounds into electrical signals, and then stimulates the auditory nerves to send that sensory data to the brain. Can it work? And can it convey actual words? For many years, people didn’t believe it. Eminent auditory scientists like Dr. Merle Lawrence stated that speech comprehension was “not feasible”. The inner ear was too complex. Too many nerves. We knew too little about how it works. And the surgical trauma and electrical stimulation will kill the nerves, anyway.

Yet they did it. And now, hundreds of thousands have had their lives improved with this device. In this video, the long and winding road to the cochlear ear implant.

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