Arizona is subject to a wide array of geologic hazards. That includes flooding, debris flows or mudslides, landslides, gradual land sinking (called subsidence) and earth fissures, swelling and ...

This undated photo provided by the U.S. Geological Survey Astrogeology Science Center shows Apollo 15 astronauts Jim Irwin, left, and Dave Scott driving a prototype of a lunar rover in a volcanic ...

William Ascarza Special to the Arizona Daily Star Jan 8, 2023 Jan 8, 2023 Updated Feb 13, 2024 Arizona has the distinction of many mine sites that have diverse geology and mineralogy. Located 20 miles ...

Arizona State Geologist Lee Allison has warned eight of his staff that they face layoffs as the Arizona Geological Survey moves to the University of Arizona on July 1. A consolidation bill pushed by ...

HOUSTON, Dec. 23-- Good prospects and high prices could result in renewed exploration for helium in eastern Arizona, said the Arizona Geological Survey, Tucson. All known helium occurrences in the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. FLAGSTAFF, Ariz. (AP) — In a story July 8 ...

Before Neil Armstrong and Buzz Aldrin knew they would be the first to walk on the moon, they took crash courses in geology at the Grand Canyon and a nearby impact crater that is the most ...

FLAGSTAFF, Ariz. — Before Neil Armstrong and Buzz Aldrin knew they would be the first to walk on the moon, they took crash courses in geology at the Grand Canyon and a nearby impact crater that is the ...