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 ...

In recent years, LEDs have started to appear everywhere, from device screens to light bulbs, but how does the technology work and what difference does it make?

More than any other technology, LEDs, or light-emitting diodes, have transformed the universe of illumination.

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 ...

As a class, LEDs light bulbs are the most energy-efficient bulbs available. LED bulbs will typically draw 8- or 9-watts while emitting the same light as an old 60-watt incandescent bulb.

Minetom Solar String Outdoor Lights ($9, originally $10) These are perfect for illuminating your trees for a whimsical vibe. These have around 200 LEDs that emit a warm white light. These lights ...

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 ...

LED lights can help save the planet, one bulb at a time Upgrading your light bulbs is the easiest and smartest way to help reduce your home's carbon footprint. Here's the math.

But one of the biggest downsides of using LED lights in a bedroom is that ‘LED lights emit blue light, which has been found to cause eye-strains, headaches and affect sleeping,’ Sam advises.