Researchers have developed a low-cost visible light communication (VLC) system using commercially available hardware that ...

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 ...

If you need to drive a big screen for a project, it’s fair to say your first thought isn’t going to be to use the ATtiny85.

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 ...

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 ...

Our tried and tested pick of USB and Thunderbolt interfaces for Mac and PC across every budget, plus full reviews, in-depth testing, and buying advice When you purchase through links on our site, we ...

Organic LEDs are light emitting diodes (LEDs) that use polymers or small organic molecules as their optically active element. Development of organic LEDs is driven in particular by its potential as a ...

This project contains ESP-IDF firmware for an ESP32-based device to control WS2812 (and compatible) addressable LED strips. It integrates with Home Assistant using MQTT for control and status updates.