Light, especially blue-enriched light (which has a higher amount of blue colours in it, like the light at midday), plays an ...

Study participants wore trackers on their wrists to measure their activity levels and sleep patterns. We found that people exposed to more hours of blue light in the morning had better sleep and more ...

This image features a deep field view of the Cassiopeia constellation immersed in the glow of ionized hydrogen gas, where the ...

Medically reviewed by Christine L. Larsen, MD Photophobia is an abnormal sensitivity to light. It is associated with dry eye ...

As well as some of the darkest skies on the U.S. East Coast, it's also the nation's southernmost point. At 24.5 degrees north ...

The new images, to be presented at an upcoming meeting of the American Physical Society, date back to when the universe was ...

“Fortunately, blue light is not associated with skin cancers, but it has been shown to lead to premature aging and the development of dark spots,” Zeichner says. Blue light can also break down ...

Scientists have developed a model that predicts a massive boost in OLED brightness using polaritons—hybrid light-matter ...

The new study showed that the frequency of people with dark skin was still high in parts of Europe until the Copper Age (also ...

Ever wondered why some lakes are bright blue while others are green or brown? The answer lies in the way light interacts with ...

The days of holding a mini-Maglite in your mouth and shining it down on a paper sectional are gone thanks to the iPad's ...

MOST of us would attribute wrinkles, fine lines and dark spots from skin ageing to prolonged or excessive exposure to the sun ...