Researchers looked at the 100 most populous U.S. cities and analyzed factors such as noise pollution, light pollution, air ...

Flying through Bangkok's cloudless blue skies, a small aircraft sprays a white mist over a thick haze of pea soup smog below.

Newport residents are reacting with disbelief after data claims the city is among the UK's most eco-friendly locations ...

History books can only cover so much, and most of us haven’t cracked one open since we were in college. But if you want to ...