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 ...

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

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 ...

Police are looking for a man caught on camera vandalizing a Watsonville church Friday. Investigators say a man was shown ...

Climate change was responsible for just over one-third of the simultaneous soya bean crop failures across Argentina, Brazil ...

See top picks like Naturium, HaruHaru, and EltaMD for broad-spectrum protection and skincare benefits. Find the perfect sunscreen for your needs, from hydration to acne-prone skin.