Light can be sculpted into countless shapes. Yet building optical devices that can simultaneously manipulate many different ...

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Tucson’s skies are slightly darker thanks to the completed streetlight conversion project, according to a study by the Tucson-based International Dark-Sky Association. The study, however, was limited ...

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 ...

An icon of a desk calendar. An icon of a circle with a diagonal line across. An icon of a block arrow pointing to the right. An icon of a paper envelope. An icon of the Facebook "f" mark. An icon of ...

The United States Supreme Court appears poised to side with a challenge against a Colorado law that bans psychotherapists from conducting “conversion therapy” on minors in an attempt to influence ...

Abstract: Although a single-stage off-line power light-emitting diode (LED) driver can achieve low cost and high efficiency, the notorious double-line-frequency flicker issue with a single-stage LED ...

It sounds almost too good to be true, but researchers think that shining red light at patients could be a powerful and drug-free way to treat everything from sight loss and type 2 diabetes to ...

LED light wands, or light sticks, provide an effective (and relatively affordable) alternative to a photographer’s flashgun or a videomaker’s stand-mounted lamp. You don’t need to sync a light wand ...

Ikea has never shied away from playful, unconventional design—and its new Stråla LED floor lamp serves as a prime example. It’s a bold, geometric conversation piece that sits somewhere between a ...

When you spend hours at your desk, the right task lighting can make all the difference. The best desk lamp doesn't just brighten your immediate space, it reduces eye strain, sharpens focus, and can ...