Luigi Galvani

220px-Luigi_Galvani,_oil-paintingLuigi Aloisio Galvani (Italian; September 9, 1737 – December 4, 1798) Physician and physicist who discovered that muscle and nerve cells produce electricity. During an experiment he touched the sciatic nerve in the leg of a dead frog with a scalpel that had accidentally collected a static charge. He observed that the frog’s leg kicked as if it were still alive. Through this he was able to conclude that electricity was part of the biological animation process, or life itself. Further investigations by him helped lead the way towards development of the battery. Though he did not invent the process, “galvanizing” – a plating process to reduce the oxidation of metal – is named after him. Read more…

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