DarkSky International and the American Astronomical Society are urging people to tell the FCC to reject SpaceX's ambitious ...

We usually see light in a positive light. It cheers up gloom. It clarifies our way. It’s the Bible’s opening metaphor for all of creation. Light is a genuinely problematic form of pollution, according ...

Excessive light pollution at night may increase the risk of Alzheimer’s disease – especially in younger people, warns a new study. Researchers found that exposure to outdoor light after dark could ...

Artificial lighting at night is contributing to an alarming increase in light pollution, both in amount and in brightness, affecting places all over the world, a new study has found. Some regions have ...

Scientists reported new research results today suggesting that artificial objects in orbit around the Earth are brightening night skies on our planet significantly more than previously understood. The ...

More people participating in the citizen science project Globe At Night could help fill gaps in what astronomers know about ...

HB1579 would establish outdoor light fixture requirements based on the Kelvin scale and the direction of the light. It also ...

While lawmakers focus on power and water demands, round-the-clock industrial lighting from massive facilities threatens both ...

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, ...

A large-scale study suggests increased light at night exposure is linked to a higher risk of breast cancer, particularly in Asian populations and women with estrogen receptor-positive tumors (ER+). An ...

Massive. Loud. Power-sucking. What else is there to hate about our new-age industrial hubs, the data centers that are powering the internet and AI revolution? According to a Pennsylvania doctor, it’s ...

It’s not just that most of us can no longer see the Milky Way in the night sky. In addition to having a negative effect on ...