Light pollution has steadily intensified and expanded from urban areas, and with the advent of LED lighting, it is growing in North America by up to 10% per year, as measured by the visibility of ...

Add Yahoo as a preferred source to see more of our stories on Google. The New York City borough of Manhattan at night, viewed from the Rockefeller Center observation deck. Sergi Reboredo/VW ...

Light pollution, or artificial light at night (ALAN), is a widespread phenomenon in areas with dense human populations. Normally, animals use natural external cues, like sunlight and temperature, to ...

Birds that are active during the day sing later into the night in places with significant light pollution, according to research by a Southern Illinois University Carbondale professor and his ...

It’s 2 a.m. You’re snoozing in bed. The sun hasn’t risen, but the robin has. It is tuk-tuk-tuk-ing at an unnatural hour, waking you up. If this has happened to you, you’re not alone. Around the world, ...

On the Saturday overnight of Oct. 19-20, 352,400 birds crossed Fairfax County, most migrating to their wintering grounds. Every fall, around four billion birds fly from Canada into the United States ...

An ornithologist spent four decades tracking 40,000 bird deaths at a single building. His records paved the way to better scientific and public understanding. In 1978, David Willard was working at the ...

A recent study published in Nature Communications examines how increased levels of artificial light, specifically in urban areas, has contributed to increased bird deaths during their annual ...

A sweeping new Cal Poly study of North American birds reveals that environmental change does not affect all species equally ...

It’s 2 a.m. You’re snoozing in bed. The sun hasn’t risen, but the robin has. It is tuk-tuk-tuk-ing at an unnatural hour, waking you up. If this has happened to you, you’re not alone. Around the world, ...