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 ...

CHAMPAIGN, Ill. (AP) - Most people have probably never heard of University of Illinois professor Nick Holonyak Jr., but a new documentary about his well-known invention and work are scheduled to air ...

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 ...

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 ...

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 ...