What Is A Light-Emitting Diode? A light-emitting diode (LED) is a semiconductor device that emits light when an electric current flows through it. LEDs function by converting electrical current ...

LED, or light emitting diode therapy, is a skincare treatment that uses varying wavelengths of light, including red and blue. NASA originally developed it for plant growth experiments on shuttle ...

Join us on Wednesday, June 9 at noon Pacific for the LED Matrix Hack Chat with Garrett Mace! It’s pretty amazing how quickly light-emitting diodes went from physics lab curiosity to a mainstream ...

The text explains the science behind diodes and LEDs, their applications, and the breakthroughs that led to the creation of blue LEDs.

Organic light-emitting diodes (OLEDs) have transformed display and lighting technology with their vivid colors, deep contrast, and energy efficiency.

LED light therapy can help treat a variety of dermatological conditions and may speed up wound healing. Learn more about at-home and medical treatments here.

In 1962, when he was 33, the scientist Nick Holonyak, Jr., created the first practical visible light-emitting diode. At GE, they called it "the magic one." Someone actually wrote that on the back ...