Blue light-blocking glasses claim to reduce eye strain from screens, preserve eye health, and help with sleep. But do they actually work? Experts weigh in. In recent years, blue light-blocking glasses ...

Light-emitting diodes are front and center for many of our digital experiences. Every modern phone and tablet you look at uses LEDs in its display. It’s worth knowing how these work. In short, LEDs ...

The concept of the traffic light actually dates all the way back to the 1860s, where gas-lit signals were placed on the posh streets that lined the Houses of Parliament in London. Of course, back then ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

Solar lighting mainly refers to outdoor lighting that’s powered by natural energy from the sun. There are indoor applications, but they’re just starting to become available. Outdoor solar lighting has ...

You don't have to light up your yard during the day. The sun does that. But what if the sun's energy could light up your yard again at night? That's the appeal of solar-powered outdoor lights. They ...

The world of off-road lighting is absolutely wild. From Hellas to KC Hilites, ARB to Lightforce, and everything in between, there’s every sort of light technology available for a price. But while ...

A well-lit workspace is essential to maximize accuracy, productivity, and safety. If there's an old corded work light in your shop—or if you've made do with a headlamp or a rigged up flashlight—you ...

Solar lights absorb the sun’s energy during the day and store it in a battery that can generate light once darkness falls. Like solar panels used to generate electricity, solar lights use photovoltaic ...

Follow any beauty biohacker on social media right now and you’ll hear them raving about the benefits of red-light therapy. There's so much hype about the technology that it's fair to ask, “Does ...

If you’re always on the lookout for the latest skincare gadget, you may have already tried facial rollers, sculpting wands, and dermaplaning devices. And you may be curious about the red-glowing masks ...