However, recent research from analysis site The Conversation indicates that your pre-bed smartphone habit might not be the ...

That bright, blue-rich light signals to your brain that it’s definitively daytime, helping to anchor your internal clock and set up a proper sleep-wake cycle.

Blue light has acquired a dubious reputation in recent years, frequently blamed for everything from disrupted sleep patterns to digital eye strain. This high-energy light, emitted abundantly by ...

Bright light, i.e blue light, interferes with the circadian rhythm by suppressing production of the sleep-inducing hormone melatonin. When the brain identifies light, it sends signals to the body ...

Someone in Foster City said they were looking at the sky hoping for shooting stars when they saw “a very bright blue light falling from the sky.” “Way bigger than shooting stars,” they said.

To understand why blue LEDs are special, it's useful to learn the basics of LEDs and what the letters stand for.The principles of how LEDs work can be found in the surreal realm of quantum mechanics.