In 2023, a team of physicists from Sandia National Laboratories announced a major discovery: a way to steer LED light. If ...

According to the SWPC, the best time to see the Northern Lights is between 10 p.m. and 2 a.m., as the level of geomagnetic ...

From local dimming and HDR brightness to Mini LED, RGB LED, and Dolby Vision 2, we answer reader questions about modern TV picture quality and what display technology matters most in 2026.

While professional whitening treatments will always be the strongest (and quickest) option, these at-home kits gradually break down staining with minimal irritation.

Ohio University students have recently gained access to an impressive 21-foot-wide by 12-foot-tall LED Wall. This acquisition ...

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 ...

According to new Statistics Canada data, the use of energy-efficient light bulbs has declined over the past several years. The data, which tracks household lighting use from 2017 to 2023, shows ...

This project demonstrates a low-cost intelligent traffic signal system using Arduino and ultrasonic sensors to reduce congestion caused by fixed-timer traffic lights. Four HC-SR04 sensors detect ...

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 ...

LED face masks offer a host of transformative skin benefits—they can reduce redness, treat acne, and minimize the look of fine lines, wrinkles, and discoloration. Even better, they don’t require a lot ...

With Christmas a little over two weeks ago, one might be scrambling to find a gift for a loved one, friend, or family member. If you’re familiar with Arduino or Raspberry Pi and have a free weekend, ...

How to implement NEC protocol logic on a configurable mixed-signal IC. Discover ways to eliminate external components and reduce coding complexity. Configure up to nine custom commands using the ...