See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Their inventions have found their way into bedside lamps, television ...

While late-night screen surfing can drastically throw off students’ sleep cycles and learning, boosting blue-light in the classroom may spark students’ cognition, according to a new study in Germany.

Blue light with peak emission around 460 nm is the preferred treatment of neonatal hyperbilirubinemia. However, studies using fluorescent light tubes have suggested that turquoise light with peak ...

Looking to build a better light bulb, Shuji Nakamura led development of the modern blue LED in 1994. Initially considered too expensive, the blue LED is now ubiquitous, found in light bulbs, car ...

While compound semiconductors are often perceived as relegated to niche technologies that silicon-based chips can't yet fill, in fact compound devices are having a global impact today. Blue-spectrum ...

When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with your body's internal systems. Yet here's something lighting manufacturers ...

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I’m writing this to share some information about United Illuminating’s program to implement LED streetlights throughout its service area. In short, UI plans to put in 4000K blue spectrum LED bulbs, ...

The blue light in LED lighting that is increasingly used in our homes can damage the eye’s retina while disturbing our biological and sleep rhythms, a French health authority warned in a new report.

To be more energy efficient, many people have replaced their incandescent lights with light-emitting diode (LED) bulbs. However, those currently on the market emit a lot of blue light, which has been ...