The Adirondack region is taking steps to preserve its dark night skies, with a proposed bill aiming to reduce light pollution ...

Indiana ranks worst in the U.S. for lung health due to high smoking rates and poor air quality, while Colorado and Hawaii ...

Poor air quality caused by ozone and other sources prompted the warnings across six states on Thursday and Friday.

Fair auroral activity is forecast over the skies of Canada and some northern U.S. states Wednesday night, with forecasters ...