During his visit to Kenosha, Wisconsin, on Thursday, Democratic candidate Joe Biden claimed that a “black guy invented ... an Obama-era requirement for more energy efficient light bulbs.

In 1881 a light bulb cost a dollar — about $23 in today’s money, which for some workers was a day’s pay. Compared with the tungsten-filament bulb invented in 1907, Thomas Edison’s carbon ...

On Thursday, presidential candidate Joe Biden claimed that a Black man had invented the light bulb, not “a White guy named Edison.” Biden was at a community meeting in Kenosha, Wisconsin ...

And soon those old bulbs will be fading out. Thomas Edison had a bright idea not far from a small museum in Menlo Park, N.J. In 1879, the inventor switched on his version of the light bulb. “The first ...

He was a workaholic whose final résumé boasted 1,093 patents and countless inventions—including the incandescent light bulb, the phonograph ... in the internet era. Soon after Edison hired ...

longer-lasting alternative to the traditional light bulb. The miniature breakthrough adds to a growing trend that is likely to eventually make Thomas Edison's bright invention obsolete.

He hadn’t invented the light bulb—yet. Or, to put it more precisely, he had invented a light bulb, but he couldn’t keep it lit for more than a few minutes at a time. He still hadn’t ...