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Mar 13, 2018 · Learn about the history and challenges of electric lighting before Edison's breakthrough. Find out how he patented the first commercially viable incandescent light bulb in 1880 and what materials he used for the filament.
Nov 9, 2009 · Learn about the life and achievements of Thomas Edison, the prolific inventor who created the incandescent light bulb, the phonograph, the alkaline battery and more. Find out how he overcame his hearing loss, built a research laboratory and competed with other innovators.
Apr 2, 2014 · Learn about the life and achievements of Thomas Edison, the American inventor who created the first practical incandescent light bulb and over 1,000 other patents. Explore his early experiments, business ventures, family and legacy.
Learn how Thomas Edison invented the incandescent electric light in 1879 after testing thousands of materials for the filament. See the original Edison lamp from 1880 and other inventions by the prolific inventor.
Nov 22, 2013 · Learn how Thomas Edison and other inventors improved the incandescent bulb and developed a whole lighting system based on electricity. Discover how fluorescent and LED lights evolved from discharge lamps and became more efficient and practical.
Learn about the first public demonstration of the light bulb, the first practical electric incandescent lamp, by Thomas Edison in 1879. The light bulb creates light by heating a metal filament wire in a glass bulb filled with inert gas.
May 27, 2024 · Thomas Edison, seen late in life in this video, was the most famous inventor in American history. Though he is best known for his invention of the phonograph and incandescent electric light, Edison took out 1,093 patents in a variety of fields, including electric light and power, telephony and telegraphy, and sound recording.
