Revolutionizing hospital disinfection, the Xenex LightStrike robot uses pulsed UV-C light to eradicate pathogens, enhancing ...

Toothbrush sanitizers are devices that use UV-C light to kill bacteria and viruses on your toothbrush. They are easy to use and can help keep your toothbrush clean and germ-free. However ...

Red-light masks use low levels of light-emitting diode, or LED, to stimulate skin cells, says Dr. Jennifer Sawaya, a dermatologist at U.S. Dermatology Partners Scottsdale in Arizona.

The laser device could be used for defense applications and civilian purposes, including room disinfection and water ...

If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...

This little credit card-size device can record meetings and lectures for you, then give you summarized notes on them 🤯. View ...

I always understood “The road to hell is paved with good intentions” to be about unintended consequences, making it something of a precursor to the Cobra Effect. The name originates from an ...

The best blue light glasses effectively filter blue light, reduce glare, and provide comfort for all-day wear. Jaylyn Pruitt has been working with Dotdash Meredith since May 2019 and is currently ...

While dark mornings are inevitable in winter, turning the clocks back gives us an extra hour of natural light. At least 15 minutes' exposure to natural daylight, as early as possible in the day ...

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 ...

Light No Fire is an adventure set across one procedurally-generated multiplayer Earth, a true open world where all players work to explore the space together. It's wildly ambitious, built to ...