Using a single microcontroller port to drive a multi-digit LED display to help engineers with those last-minute design ...

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 ...

In 1845, physicist Michael Faraday provided the first direct evidence that electromagnetism and light are related. Now, it turns out that this connection is even stronger than Faraday imagined. In his ...

Red light therapy has skyrocketed in popularity over the past several years as a treatment for everything from hyperpigmentation to fine lines to promoting hair growth. As a result, expensive at-home ...

We may earn commission from links on this page, but we only recommend products we love. Promise. Unless you’ve sworn off social media, you’ve probably noticed that LED face masks are everywhere ...

Stylish, well-made, fun to use. Nice and responsive OLED monochrome screen. Good speaker and microphone quality. Lets you properly ditch a smartphone—if you’re on the right carrier. Very expensive.

For tradespeople and tool enthusiasts, few shops can compare to Harbor Freight tool stores. The budget-themed tool and hardware store is legendary in the world of tinkerers and gadget lovers, and it's ...

A new AI-based tool can translate a person's thoughts into continuous text, without requiring the person to comprehend spoken words. This latest advance suggests it may be possible, with further ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Forget LEDs, researchers from the University of Michigan have developed a new type of incandescent light bulb. The device is capable of emitting elliptically polarized light, described as "twisted" ...