If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

The new method, which uses quantum dots, performs as well as or better than current infrared light sources while being much ...

After 16 weeks of testing, we noticed visible results. Here are our favorite red light therapy devices for hair growth.

CU Boulder researchers have built high-performing optical microresonators, opening the door for new sensor technologies. At its simplest form, a microresonator is a tiny device that can trap light and ...

Gaming PCs One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It 'does nothing but it looks cool' Gaming Keyboards As an ergonomic keyboard skeptic ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

Red light therapy has long been used to reduce inflammation and improve skin texture, which is why LED devices are having a moment—you can reap the benefits without booking a professional treatment.

Red light therapy uses specific wavelengths of light to enhance cell function and promote rejuvenation, with potential benefits for skin, inflammation, and pain. While generally considered safe, red ...

If you’ve been to a wedding or a downtown coffee shop in the last 10 years, you’ve probably seen those little lightboxes that are so popular these days. They consist of letters placed ...

Natural light is something I’m truly passionate about. It’s one of the most essential elements of any room or environment – something I notice instinctively, long before finishes, layouts, or ...