If you turn the television on and if it's close to you, that's a source of bright-blue light. So, bright light is one of the strongest cues to our circadian rhythm. It kick-starts our body and our ...

The team did tests on mice, fixing the brightness to high or low and switching the colour from blue to yellow. Bright light of either colour was stimulating, rather than restful, as expected.

However, do blue light glasses actually work and make a difference for those of us who stare at screens for several hours? The answer isn't as straightforward as yes or no. All visible light we ...

Researchers at the Monterey Bay Aquarium Research Institute discovered that under a bright blue light, the normally bright-red and strawberry-looking squid glows an eerie blue. Especially its ...

The super blue moon sets behind the Balmoral Clock ... Onlookers saw not only the full moon, but also a bright light close to its disk. Saturn, the “ringed planet,” is just past its bright ...