Most people call an electrician when something breaks. A breaker panel trips at midnight. The lights flicker during dinner. An outlet stops working in the home office.

Discover the best H11 LED headlight bulbs with expert tips, bulb finder tools, and upgrade advice for brighter, safer night ...

The LM3445 from National Semiconductor enables a full 100:1 range of offline, uniform, flicker-free dimming for high-brightness LEDs with a conventional TRIAC forward or reverse phase-control wall ...

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 ...

We independently select these products—if you buy from one of our links, we may earn a commission. All prices were accurate at the time of publishing. Lighting can make or break a room’s aesthetic, ...

Unless you’re a photographer or filmmaker, you probably haven’t given much thought to the influence of light on what you see. That’s as true with action sports as it is with everyday life. As a ...

As our beauty editor, I’m often asked by my friends about LED face masks. Do they actually work? The answer is yes, but I see the best results when I commit to using my CurrentBody Skin 2 face mask ...

Have you ever heard of PWM (pulse width modulation)? Even if you haven’t, this screen flickering issue still might impact you. But iPhone 17 looks like it will bring a long-awaited PWM fix. I had ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...