One of the darkest slices of night sky on the planet may soon be threatened by the construction of an enormous industrial complex. This megaproject, which was proposed in December by U.S. power ...

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 ...

Light pollution makes birds work overtime. A behavioral analysis of nearly 600 bird species suggests that light pollution from human development can lengthen the time birds spend singing by nearly an ...

The Perseid meteor shower is peaking this weekend, just in time for Debby, now a post-tropical cyclone, to depart the region. For amateur astronomers and fans of stargazing, that means in the predawn ...

The early bird gets the worm, as the old saying goes. And now a lot of birds around the globe are starting their days earlier than ever, because of unnaturally bright skies caused by light pollution. ...

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 ...

Light pollution is more serious than expected: Moths not only lose their orientation directly under street lamps. Their flight behaviour is also disturbed outside the cone of light. The increasing use ...

City birds are working overtime because of light pollution, according to a new study. Researchers found that birdsong continues throughout a longer portion of the day in areas with more artificial ...

Excessive light pollution may increase our risk of Alzheimer's disease, new research has warned. These associations are particularly pronounced among younger members of the population and emphasize ...

The rate of human-produced light is increasing in the night sky by as much as 10% per year, making it difficult for astronomers to study the night sky. This article was originally published at The ...

City birds are working overtime because of light pollution, according to a new study. Researchers found that birdsong continues throughout a longer portion of the day in areas with more artificial ...