Electric light bulbs had been around for decades by the 1870s. Most demonstration systems used arc lamps, which seemed far too bright and burned much too hot for indoor household use. In 1878, Thomas ...

Thomas Edison (aka the “Wizard of Menlo Park”) was a phenomenal genius, no doubt about it. That’s proven by the fact that Edison has 1,093 U.S. patents in his name, established America’s first ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (CNN) –140 years after its invention, the ...

Incandescent bulbs were supposed to fade quietly into history, replaced by efficient LEDs and smart lighting systems. Instead ...