A mysterious spiraling blue light illuminated the night skies over Europe on Monday. The cosmic whirlpool was captured in stunning video and appears to have been created by the SpaceX Falcon 9 ...

In winter, these processes often get out of sync. Light therapy can help. Skip to main content ... “Blue light has the most influence on our internal clocks,” explains chronobiologist Martha ...

However, the blue tapetum also lets up to 60 percent of UV light pass through to the eye’s color sensors. The reindeer likely see the winter world as a shade of purple the way a human may see a ...

Sunlight is a major source of blue light, although you can also be exposed to blue light from your computer, TV, or phone screen, says W. Christopher Winter, MD, a neurologist and sleep medicine ...

Light snow overnight, Winter Storm Watches for Friday and Saturday by: Mark Reynolds. Posted: Jan 8, 2025 / 09:48 PM EST. ... Blue is snow, pink is a wintry mix and green is rain.

It’s heat wave season, but Portland Winter Light Festival organizers are already thinking of chillier nights ahead. PDXWLF announced its 2025 festival, to be held Feb. 7–15.