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 ...

Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive ...

Reducing blue light with a new type of LED that won't keep you up all night. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2021 / 04 / 210428140852.htm ...

Too much screen time could be taking a toll on your mental health. That’s because your smartphone, tablet, laptop, and TV all give off blue light. So do fluorescent and LED (light-emitting diode ...

Along with SARS-CoV-2, its trimeric spike protein was also exposed to blue LED light. Thereafter immunoblotting was carried out. Finally, the treated spike gene was amplified and protein analysis ...

LED light therapy can help treat a variety of dermatological conditions and may speed up wound healing. Learn more about at-home and medical treatments here.

Teeth bleaching with low concentrations of hydrogen peroxide (6%) and catalyzed by LED blue (450 ± 10 nm) and laser infrared (808 ± 10 nm) light for in-office treatment: Randomized clinical ...

In a new study published Wednesday, researchers conducted six clinical trials on 216 participants with mild to moderate acne and found that using at-home red and/or blue LED devices led to a 45.3% ...

LEDs have been around for 60 years, but older devices operated towards the red end of the visual spectrum. In the 1990s, however, bright blue LEDs became available – winning their inventors the 2014 ...