Myths & mysteries
Nineteenth-century ghost hunters used highly sensitive galvanometers to supposedly measure unseen spiritual entities
HERE’S THE INTERESTING PART
Trying to measure a phantom with early electrical equipment is literally like using a thermometer to weigh a ghost. As soon as electricity was discovered, Victorian scientists desperately tried to use it to prove the afterlife existed. They hooked up delicate galvanometers to mediums during seances, hoping a spike in electricity would mean a ghost was in the room, rather than just sweaty palms.
This article describes beliefs and cultural traditions, which are not necessarily scientifically established facts.
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