Portrait of Luigi Galvani, 1737-1798
H407/0117 Rights Managed
530 pixels on longest edge, unwatermarked
Request/Download high-res file
Uncompressed file size: 53.6MB
Downloadable file size: 4.3MB
Please login to use the price calculator
Credit: SCIENCE PHOTO LIBRARY
Caption: Italian anatomist Luigi Galvani (1737- 1798). Galvani noticed that the muscles of dissected frog legs twitched wildly when struck by an electric spark. Since lightning had been shown to be electrical in nature, Galvani reasoned that frog muscles might twitch during a thunderstorm. He therefore put samples on brass hooks & hung them outside on an iron latticework. They were found to twitch in the absence of lightning: in fact whenever they formed a contact between the two different metals. Galvani assumed the electricity came from the animal itself, but in 1800 Volta showed that it originated in the metals, and led him to produce the first battery,
Release details: Model release not available. Property release not required.
Keywords: electricity, galvani, galvanism, luigi, pioneer, portraits, surname g
Licence fees: A licence fee will be charged for any media (low or high resolution) used in your project.