Arizona's dark skies are a haven for astronomers and photographers. Some communities are fighting to keep them that way.

Stars form in regions of space known as stellar nurseries, where high concentrations of gas and dust coalesce to form a baby ...

Perry has been locked in a legal battle with Carl Westcott for years after he agreed to sell her a home—then tried to back ...

Everything was working out fine until I saw the whitetails. Okay, what I mean by working out is that the day was flat and ...

After 214 days without measurable rain, Las Vegas’ Harry Reid International officially measured 0.01 inches of rainfall on ...