LED lights have taken over modern homes and workplaces. They're energy efficient, affordable, and marketed as the future of ...

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We asked the experts about how screen time might interfere with sleep. We've sent this story to your inbox. Digital screens emit sleep-disrupting blue light, feed us instant and addictive ...

You’ve likely heard that blue light from smartphone screens may be keeping you awake at night. While the sun is our main source of blue light, the rise of LEDs and screen use exposes us to artificial ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 times ...

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 (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...

Though the merits of blue-light-blocking glasses are still being debated, wearing a pair may be beneficial for your eye health if you spend a lot of time in front of a computer monitor or other ...

Forget harsh bleach—scientists have discovered that powerful blue LED light can erase yellow stains from sweat, food, and oils without harming delicate fabrics like silk. By harnessing oxygen in the ...