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 ...

Artificial lights are blotting out the moon and stars, harming human health, and disrupting the natural world. Why is this a problem? And how can we stop it without sitting in the dark?

Q. I have heard that light pollution causes migrating birds to become disoriented. Will the fairy lights (small solar lamps) that people put out alongside sidewalks affect any animals? A. The simple ...

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 ...

WASHINGTON, April 8 (Reuters) - Daily satellite observations have revealed a continued nighttime brightening globally due to artificial lighting, with important regional variations including a surge ...

Astronomers, ranging from amateurs to professionals, have long cherished the Big Bend region of West Texas for having the darkest of skies — all the better for catching clear views of stars, planets ...

By Liz Kimbrough A new study from two California counties finds that artificial light at night is a stronger driver of ...

Among the many beautiful birds you might see around Columbia in the spring and summer are painted buntings. With their stunning red, green, yellow and blue feathers, the sight of a painted bunting can ...

Q. I have heard that light pollution causes migrating birds to become disoriented. Will the fairy lights (small solar lamps) that people put out alongside sidewalks affect any animals? A. The simple ...