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LED therapy masks use specific light wavelengths for at-home skincare treatments. Red light is used to improve fine lines, while blue light targets acne-causing bacteria. Users should follow safety ...

A mysterious scene at an apparently abandoned suburban Chicago home has raised concerns after viral footage appeared to show lights turning on and off in what some interpreted as a call for help.

Like many of us, [Tim]’s seen online videos of circuit sculptures containing illuminated LED filaments. Unlike most of us, however, he went a step further by using graph theory to design glowing ...

Sometimes you’re looking for a component for a project that you know should exist, but you just cannot find it. Something like a 14-segment LED display, but not just one with a fixed color, ...

I’ve tackled several kitchen projects over the years, but I’ve never made such a major improvement with so little time and money. I spent less than $350 and just four hours brightening our kitchen. My ...