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 ...

Light pollution is bad. Not only is it bad for astronomers—making it harder for them to see the night sky and study the stars—but now researchers believe there might be a connection between light ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Scientists researching the prevalence of Alzheimer’s disease ...

University of Sheffield provides funding as a founding partner of The Conversation UK. Light pollution is a growing issue. Over the past 25 years, artificial lighting has surged by 49% worldwide. For ...

Around 80% of the world's population lives under skies classified as "light-polluted," according to the World Atlas of Artificial Sky Luminance (2016). While establishing a direct causal relationship ...

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 ...

Recent scientific findings have revealed a startling connection between nighttime light exposure and cognitive health, particularly regarding early-onset Alzheimer’s disease. This groundbreaking ...