It's the 50th anniversary of the invention of the light-emitting diode, or LED. Nick Holonyak was working on lasers for General Electric when he... Now-Ubiquitous LED Lights Invented 50 Years Ago ...

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 ...

The LED lighting industry lost one of its founding fathers on September 18 th of this year with the passing of Nick Holonyak, Jr, known as the “Father of the light-emitting diode”. His invention of a ...

URBANA, Ill. — For years many of Nick Holonyak Jr.’s colleagues have said he deserved the Nobel Prize for his invention of the first light-emitting diode, the tiny red light that made fiber-optics ...

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. We walk into a dark room and flick a light switch and don’t think ...

STOCKHOLM — Two Japanese scientists and a Japanese-born American won the Nobel Prize in physics on Tuesday for inventing blue light-emitting diodes, a breakthrough that has spurred the development of ...

An energy-saving light bulb containing LEDs uses up to 80% less energy and lasts up to 25 times as long as a traditional incandescent bulb. There’s just one problem: many people think that the quality ...