All products featured on Architectural Digest are independently selected by our editors. However, when you buy something through our retail links, we may earn an affiliate commission. The first ...

The best smart light switches let you control your lights with a phone or voice assistant and can save you money When you purchase through links on our site, we may earn an affiliate commission.

Here’s how it works. The speed of light traveling through a vacuum is exactly 299,792,458 meters (983,571,056 feet) per second. That's about 186,282 miles per second — a universal constant ...

Getting more light exposure can improve your mood and help with some health conditions. Check out our picks of the best light therapy lamps.

UCL offers one of the world's most comprehensive master’s degrees in Light and Lighting. We bring together the technical and creative sides of lighting design, to offer an extensive package of ...

The right lighting can make a big difference in your home. The way light touches a room, with a warm glow or a sharp, white brightness, can transform its aesthetics. That’s where LED bulbs come ...

Light therapy lamps have been found to be an effective treatment for seasonal affective disorder (SAD). Seasonal affective disorder can bring on symptoms like depression, hopelessness, and fatigue, so ...

Red light therapy uses light-emitting diodes (LEDs) to treat medical and cosmetic conditions. Some people use it to reduce wrinkles, scars, and acne. It can also be used for dental pain, hair loss, ...