Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are growing increasingly concerned that these lights could be blinding us to the ...

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A rendering of the finished ...

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 ...

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, ...

*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 ...

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 ...

The morning sun is hidden behind clouds facing the East Foothills during sunrise at the Palo Alto Baylands. Photo by Veronica Weber. For Palo Alto’s conservationists, the adoption of a “dark sky” law ...

Dark night skies are essential to the rhythms of life on Earth,” according to the National Park Service. All living things need cycles of light and dark. For thousands of years, dark skies pervaded ...

Buellton on Thursday moved toward new outdoor lighting standards meant to curb light pollution. The Buellton City Council voted unanimously to introduce ...

As someone who lives near the city, light pollution limits what I see when I look up at night. However, that doesn't mean I ...