LED Lighting Supply looked at the history of electric lighting, from early incandescent lightbulbs to LED technology. - Underwood Archives // Getty Images LED Lighting Supply looked at the history of ...

URBANA, Ill. (AP) — The man who invented the LED light has retired from the University of Illinois, but colleagues say 84-year-old Nick Holonyak will almost certainly continue doing research. Holonyak ...

Saturday, December 21 is the shortest day of the year so we thought it would be a good time to appreciate the history of light bulbs. RELATED: Livermore’s 123-year-old Centennial Lightbulb glows up We ...

The story of humans trying to use light and heat to their benefit goes back to prehistoric times. The earliest use of fire for these purposes led to torches, oil lamps, candles, gas systems, and ...

Thomas Edison at the lightbulb’s golden jubilee anniversary. The story of humans trying to use light and heat to their benefit goes back to prehistoric times. The earliest use of fire for these ...