Exposure to light pollution may increase the risk of Alzheimer's disease, particularly in people under 65, a new study suggests. Researchers from Rush University Medical Center in Chicago found ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Clouds drift past the many channels of the Palo Alto Baylands as the sun sets in this file photo. Photo by Veronica Weber. In an effort to be not only be politically correct but also environmentally ...

Single-family homes are being added to an Oceanside ordinance that requires apartment buildings, businesses and most other property owners to shield their outdoor lighting fixtures. Light pollution ...

Governor Gretchen Whitmer proclaimed April 21-27 as Dark Sky Week in Michigan to promote stargazing and to educate about the negative effects of light pollution. International Dark Sky Week is an ...

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 ...