DarkSky International and the American Astronomical Society are urging people to tell the FCC to reject SpaceX's ambitious ...

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 ...

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 ...

Astronomers are sounding alarm bells as the world's most precious sky-observing location faces a risk of being blinded by light pollution due to a planned renewable energy project. The U.S. energy ...

More people participating in the citizen science project Globe At Night could help fill gaps in what astronomers know about the extent of skyglow.

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our ...

Earth's satellite problem is only getting worse as time goes on and more satellites are sent into orbit. One of the chief issues with the number of satellites in orbit is how much they can affect our ...

*New research suggests that excessive light pollution may increase the risk of Alzheimer’s disease. A study published in Frontiers in Neuroscience found a strong association between high levels of ...

Professor Darren Evans and Madeleine Fabusova from the School of Natural and Environmental Science have published new ...

Artificial light, while beneficial to humans, has disrupted the natural day-night cycle and created light pollution, negatively affecting wildlife. Humans also suffer from light pollution, ...

Sacramento is one of California’s most light polluted cities. The Bortle scale is a nine-level numeric scale measuring the night sky's brightness of specific locations with one being perfect ...