The Menlo Park lab of Thomas Edison, who invented the lightbulb, is shown here after its relocation to the Henry Ford Museum in Greenfield Village, Dearborn, Michigan. The arrow on the vacuum pump (center) marks the site of Edison’s recreation of the lighting of the incandescent bulb on Oct. 21, 1929.The Menlo Park lab of Thomas Edison, who invented the lightbulb, is shown here after its relocation to the Henry Ford Museum in Greenfield Village, Dearborn, Michigan. The arrow on the vacuum pump (center) marks the site of Edison’s recreation of the lighting of the incandescent bulb on Oct. 21, 1929. (Image credit: Hulton Archive/Getty Images)
Though Thomas Edison is usually credited as the man who invented the lightbulb, the famous American inventor wasn’t the only one who contributed to the development of this revolutionary technology.
Alessandro Volta, Humphrey Davy and Joseph Swan played a critical role in the development of this technology.