Distillations | Science History Institute cover image

Ghost Hunting in the 19th Century

Distillations | Science History Institute

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The Uncanny Sound of the Dead

When Thomas Edison invented the photograph in 1878, it was described as making speech immortal. The idea that we could suddenly know what someone sounds like and keep hearing their voice after they were dead seemed particularly haunting. Oberlin Smith proposed using an electromagnet that could hover over a magnetized record, creating the sound but avoiding friction. He did some experiments to prove it was possible, but eventually abandoned the idea. But about a decade later, he comes back to this idea in a theological context: Could you send a brainwave from one person to another? So this is kind of the context. I don't think it's crazy.

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