Artificial light from major coastal cities can disrupt the nighttime biology of sharks, according to new research that ...

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

Light pollution may do more than disrupt wildlife: new research finds it can extend pollen seasons, increasing allergy risks and public health costs.

For most of their history, moths navigated the night by the moon and stars. Today, that natural map is being drowned out by ...

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 ...

Light pollution poses a growing threat to moths. In her Lightstar project, which has been awarded a prestigious EU Starting ...

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 ...

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, ...

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 ...

For decades, amateur astronomers have railed against light pollution — the single greatest negative impact of humans on the night sky. Initially, the argument was, “We can’t see the stars anymore!” ...