In fact, the U.K data suggest the harms can add up if light is causing your circadian rhythms to be misaligned on both fronts. "We estimate that people with both bright days and dark nights could ...

If we have bright nights and dark days, we're actually altering the way our cells and tissues operate through our body. STONE: A massive new study from Windred and his team suggests light-driven ...

Light pollution—the needless shining of bright lights into the night sky ... Fortunately, there are solutions that save money and preserve the dark night sky. The most important step is ...

The Oregon Coast Scenic Railroad wins this honor, thanks to its Moonlight Excursion Train that National Geographic praises for the “chance to view the night sky over the Pacific Ocean as it follows ...

and even in low light, different colors can look remarkably similar. But why is it harder to discern colors in the dark than it is in bright light? Humans' ability to perceive color varies due to ...

When a series of lightning strikes took down power across New York City on the night of July 13, 1977, streetlights, neon signs, and the bright lights of houses and skyscrapers went dark.

Draw a line on a map between those points, and directly between them are the bright ... stargazers. Light is a genuinely harmful form of pollution, according to the International Dark-Sky ...