Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our ...

“Blue wavelengths of light are damaging to many forms of life, and glare from unshielded light compromises road safety and infiltrates bedrooms, suppressing melatonin production, undermining sleep ...

New study looks at utilities and other energy efficiency programs to incentivize exterior lighting products that satisfy the DLC’s LUNA Technical Requirements. LUNA-qualified products are designed to ...

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 ...

The first state park in Kansas or Missouri to earn recognition from Dark Sky International is fixing lights that cause unnecessary glare and skyglow. Similar work is taking place at Truman State ...

RICHMOND — Lawmakers unanimously supported a resolution that encouraged Virginians to “ponder the cosmic eons beyond” and consider the impact of increased light pollution. Del. David Reid, D-Loudoun, ...

Dr. Jennifer Birriel, professor of physics at Morehead State University, studies how light pollution affects communities. She presented her research at the 2025 American Association of Physics ...

When millions of people turn off their lights for Earth Hour each year, something remarkable happens in the night sky above cities. New research from Hong Kong published in Scientific Reports shows ...

All Seasons Landscaping & Lawn Care has expanded its service offerings for residential properties, introducing new Outdoor Lighting solutions in Lafayette, LA that reduce glare and limit light ...

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