Located in Arizona's Pinaleno Mountains at an altitude of about 7,545 feet, the Large Binocular Telescope operates under an international collaboration between the U.S., Italy, and Germany.

The Mount Graham red squirrel population in Arizona has risen more than expected, according to the Arizona Department of Game and Fish. The latest survey shows an increase of about 89 squirrels ...

If Florida had mountains, Bob Graham would deserve the most colossal portrait carved into the state’s version of Mount Rushmore. He was that important – to the state and nation he served as a ...