It’s becoming more and more difficult to see the stars every year. This will come as no surprise to residents of cities like Washington and Baltimore, where it is often difficult to see more than the ...

First-ever measurements of melatonin in wild sharks shows artificial light can disrupt nighttime hormone levels ...

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Standing at the top of the Golden Gate Bridge overlooking San Francisco late at night, it almost feels as if there is a glow encasing your surroundings for miles. While at the top of the Lawrence Hall ...

A lighting project at Waveland Golf Course in Des Moines has been canceled following neighborhood feedback about potential light pollution and wildlife impact.

You may have seen reports late last month about a new study showing how too much light at night is affecting birds — the latest sign of a problem that has implications for us, too. The study’s ...

Ithaca, NY— Artificial light at night has a profound effect land-based life--from birds to fireflies to humans. But a new study suggests we need to widen our view to include light pollution's effect ...

Artificial light at night, or ALAN, is one of the most pervasive byproducts of coastal urbanization. Streetlights, skyscrapers, and waterfront developments flood the night sky wit ...

Add Yahoo as a preferred source to see more of our stories on Google. Hong Kong Light Pollution Lam Yik Fei/Getty Images Our night sky is rapidly disappearing. At our current rate of dumping excess ...

You’ve probably heard the saying, “the early bird gets the worm,” used to reference people with an affinity for morning productivity. The phrase originates from our feathered neighbors who are often ...

The flight paths of individual moths were tracked using radar. On the left a large yellow underwing (Noctua pronuba) with a transponder. The increasing use of artificial light at night is one of the ...