“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 ...

A new study has linked nighttime light pollution with an increased risk of developing heart disease. Researchers, funded by the American Heart Association (AHA), came to their conclusion after ...

For most of human history, darkness was a constant. The rhythms of nature, wildlife behavior, and even human sleep evolved under predictable cycles of day and night. In the past century, however, ...