Good sleep hygiene calls for, among other things, a cool, dark and relaxing environment. It turns out the dark part is key to helping prevent heart disease. People who are exposed to more artificial ...

Night on planet Earth is getting brighter as artificial light illuminates more natural spaces. Scientists know a lot about how this messes with ecosystems on land, but new research shows it can ...

Artificial light is one of the most ingrained features of modern life. For humans, light after dark offers convenience and a sense of safety. For wildlife, it's a growing environmental disturbance.

Artificial light pollution is a lesser-known factor contributing to the decline of pollinator species. Light pollution negatively impacts nocturnal pollinators like moths and bats, disrupting their ...