You may have seen reports late last month about a new study showing how too much light at night is affecting birds — the latest sign of a problem that has implications for us, too. The study’s ...

Light pollution significantly impacts our connection to the stars and poses risks for future generations. This video explores light pollution's effects on astronomy, human health, and wildlife while ...

Light pollution from human activity can threaten radio astronomy – and people's view of the night sky. Estellez/iStock via Getty Images Outdoor lighting for buildings, roads and advertising can help ...

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 ...

Peggy Singlemann visits astronomer Kelsey Johnson at UVA’s Morven Sustainability Lab to learn how light pollution impacts plants and wildlife. Featured on VHG episode 2507, September 2025. Virginia ...

When a 1994 earthquake knocked out power across Los Angeles, thousands of anxious residents called local emergency services to report a strange, silvery cloud stretching across the darkened sky. What ...

For much of human history, the rhythms of daily life were dictated by the sun — when to wake, when to work and when to sleep. But that all changed in the 19th century with the advent of electric light ...

While lawmakers focus on power and water demands, round-the-clock industrial lighting from massive facilities threatens both human health and wildlife, with links to cancer that can no longer be ...

Clouds drift past the many channels of the Palo Alto Baylands as the sun sets in this file photo. Photo by Veronica Weber. In an effort to be not only be politically correct but also environmentally ...

The first state park in Kansas or Missouri to earn recognition from Dark Sky International is fixing lights that cause unnecessary glare and skyglow. Similar work is taking place at Truman State ...

Stefano Arlaud does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...