M5Stack's new Core Matrix packs 256 LEDs, Wi-Fi 6, motion sensing, and an ESP32-C61 into a tiny $30 IoT development kit.

A Raspberry Pi powered LED matrix sports scoreboard that displays live scores fetched from ESPN's API onto a HUB75 RGB LED panel. This project was inspired by the scorebug and ticker that is always ...

Red light therapy has long been used to reduce inflammation and improve skin texture, which is why LED devices are having a moment—you can reap some of the benefits without booking a professional ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

Still looking? See more results on Wirecutter. We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Gregory Han After further ...

Yes, LED lights can fail at random times. CNET found out what's going on, and you should know, too. What’s going on? I decided to chat with manufacturers and experts to see why LEDs let us down, and I ...

The Arduino Light Controller is a passive output board designed to provide simple, reliable on/off control of up to 16 lighting channels using an Arduino microcontroller. The board routes Arduino I/O ...

Whether you're a traveling exec, a graphic designer, or a gamer, a portable second monitor can add an extra dimension to your work or play. We've tested most of the major models and have ...

Displays are devices for presenting information or recreating still or moving images. Numerous optical technologies are used in displays, including organic light-emitting diodes and inorganic ...

As our beauty editor, I’m often asked by my friends about LED face masks. Do they actually work? The short answer is yes, but there are some caveats. These devices use various wavelengths, with red ...

Smartphones may give us an easy access to a light source, but for seeing objects at a distance or brightening a workspace in places like the attic or under the sink, you need the power and range of a ...

After The Matrix Resurrections debuted to an underwhelming box office and middling reviews in 2021, it became clear in the aftermath that the blockbuster franchise’s studio, Warner Bros., wanted a ...