The Lights Out Wisconsin program helps address problems with light pollution that affects bird migration, fireflies, ...

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 ...

Louisville Parks and Recreation announced Mayor Craig Greenberg's partnership with Lights Out Louisville, a conservation ...

Add Yahoo as a preferred source to see more of our stories on Google. As human activity spreads out over time, many of the remote areas that host observatories are becoming less remote. Light domes ...

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 ...

A study published this week suggests that light pollution has increased significantly, but that countries with policies in ...

Eugene Mayor Kaarin Knudson has declared April as “Dark Sky Month.” But local activists are calling on the city to do more to ...

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 ...

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!” ...

Cokin's Nuances Clearsky promises to remove the garish yellow glow from street lamps and light pollution in low-light shots ...

I took the Irix Edge Light Pollution Filter on a night shoot to capture astro and low-light city shots. Here's how I got ...