Scientists have proven that on a clear, calm, totally dark night the light from a single candle can be seen 1.6 miles away.

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A study published this week suggests that light pollution has increased significantly, but that countries with policies in ...

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 ...

Birds like this western meadowlark are singing earlier in the morning and later at night thanks to light pollution. Light pollution is causing non-nocturnal species of birds to sing for 50 additional ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. photo showing light pollution in a city versus the dark night skies visible in the countryside Astronomers are once again ringing ...

Scientists have shown that light pollution -- especially light in the blue spectrum -- can alter the behavior of fish after only a few nights, and have knock-on effects for their offspring. Scientists ...

In the early 20th century, canaries were used as early warning systems in coal mines to alert miners to rising levels of carbon monoxide. A small unremarkable fish may fill a similar role in coastal ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Not so long ago I could easily view celestial wonders — planets, stars, nebula — within Bozeman’s ...