About 80% of Americans can't see the Milky Way due to artificial light pollution. A new study shows where it has gotten worse ...

Living in areas saturated with artificial outdoor light at night is associated with an increased risk for Alzheimer's disease (AD), a new national study suggested. Analyses of state and county light ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. At night, it’s ...

Artificial light at night not only alters the landscape, but also profoundly disrupts natural ecosystems. A recent study by the RPTU University Kaiserslautern-Landau shows that light pollution can ...

Researchers say that exposure to bright outside lights at night could increase your odds of developing Alzheimer’s disease more than other risk factors, especially for young people. “We show that in ...

Excessive exposure to light pollution at night could increase the risk of Alzheimer’s disease, says US researchers. Alzheimer’s disease affects over 940,000 people in the UK today, and this number is ...

Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are growing increasingly concerned that these lights could be blinding us to the ...

Nighttime light is a well-known hazard for migrating birds and sea turtles. New research suggests it may also pose risks for human health. The study finds that plants exposed to artificial light at ...

While nighttime brightness generally increased worldwide during this period, a new study highlights the effectiveness of ...

Light pollution is causing birds around the world to sing for longer each day, prolonging their vocalizations on average by 50 minutes, according to a new study by Brent Pease and Neil Gilbert. In ...

For decades, amateur astronomers have railed against light pollution — the single greatest negative impact of humans on the night sky. Initially, the argument was, “We can’t see the stars anymore!” ...