"We estimate that people with both bright days and dark nights could be living ... to the disruptive effects of light during the evening, especially the blue-enriched light that's emitted from ...

Dark blue nails are classic and look gorgeous on everyone, but how you wear them is up to you. Check out 30 dark blue manis to inspire your next salon visit.

Blue light may contribute to headaches, but it's likely that other factors, like eye strain from staring at a screen for too ...

Have you ever woken up to bright morning skies ... This is often called night mode or dark mode. It changes the background from white to black. Install blue light-filtering apps on smartphones ...

Cones dominate vision in bright light because rods quickly ... in which red hues look dark or bluish under dim light and purple, blue and green suddenly pop, Patterson said. The Purkinje effect ...

Complicated physics makes these molecules scatter more blue light than red ... During the day, the sky is so bright from this light that no stars (well, except the sun) can be seen.

He described the situation in terms of bright and dark states of light, a concept which relates to Dicke's bright and dark states of atoms from the 1950s." In the scenario considered by Villas ...