Light-emitting diodes are front and center for many of our digital experiences. Every modern phone and tablet you look at uses LEDs in its display. It’s worth knowing how these work. In short, LEDs ...

I was tired of replacing my LED lights when they should have lasted for years, so I asked the pros why it kept happening.

A new understanding of the mechanism behind blue LED luminescence could lead to the development of revolutionary new families of light emitters. Researchers based in Japan say they now understand why ...

They last much longer, can be dimmed and produce light in a variety of colors. By Arlene Hirst This article is part of our Design special section about making the environment a creative partner in the ...

British inventors began experimenting with electric lighting in the 1830s, working on so-called arc lamps, while other scientists around the world focused on developing a functioning incandescent lamp ...

To be more energy efficient, many people have replaced their incandescent lights with light-emitting diode (LED) bulbs. However, those currently on the market emit a lot of blue light, which has been ...

Whether you’re in the process or revamping your bedroom or have been thinking about switching up your bedroom lighting to create more of a restful retreat, you might have asked yourself ‘are LED ...