Govee's Permanent Outdoor Lights Prism packs three independent LEDs in each puck, and each LED can produce red, green, blue, ...

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

Star-favored, board-certified aesthetics physician Dr. Glenicia Nosworthy explains how to choose the right high-tech tool for every skin concern. By Natalie Alcala, Danielle Directo-Meston, Erin ...

It turns out the "10-year lifespan" printed on your LED box is often a total fantasy. I spent years falling for the marketing, only to end up standing on a ladder every six months replacing bulbs that ...

Chris Wedel is a fan of all things tech and gadgets. Living in rural Kansas with his wife and two young boys makes finding ways to stay online tricky — not to mention making my homestead smarter.

Abstract: The three-phase Vienna rectifier suffers from the inherent problem of increased or unstable output voltage on the dc side at light loads. In this article, a light-load state judgment ...