A team of USGS researchers in Flagstaff are working to develop an all new geologic map of the Grand Canyon region.

The Axial Seamount is predicted to erupt in 2025, presenting a rare opportunity for scientists to test their models—tools that hold the potential to save lives.

Scientists have identified the “mystery volcano” that erupted in 1831 and cooled Earth’s climate. They have linked it to an ...

“Metes & Bounds” is a mapmaking system that takes natural landscape features and uses them as references for measurements and boundaries. “‘Metes’ is French for distance, and ‘bounds’ refers to ...