The carbon filament used in Edison’s 1897 light bulb experiments generated the precise amount of heat needed to produce ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage ...

According to experts, Edison’s most important invention wasn’t patentable, but it could benefit modern-day banks and insurers trying to reinvent their digital capabilities. Thomas Edison is one of ...

A fter more than fifty years of uninterrupted fertility in invention, during which he has not only begotten but continuously fathered the electrical era, Thomas Alva Edison believes that we have only ...

It’s the Month of Giving and the epic game show “Jeopardy!” will gift Hagley Museum in Wilmington some new fans when it airs on an episode on Thursday, Dec. 8. All eyes will be on Hagley on Thursday ...

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 ...

Granville T. Woods was one of the most prolific Black inventors in the 19th century. In the 1880s, Thomas Edison sued Woods twice, claiming he'd first invented a telegraph for trains. Woods' ...

Most of us are familiar with the adage "a day late and a dollar short." But few of us are familiar with a Thomas A. Edison's invention that was 120 years ahead of its time. In 1902, Edison announced ...