DILLON, Mont. — Historians have largely focused on the flora and fauna Lewis and Clark documented in their push to the Pacific Ocean 200 years ago. But to really understand the pair’s journey, two ...

DILLON — Rob Thomas, professor of geology at the University of Montana-Western, spends a lot of time studying the history of rocks. This month, Thomas will make some history of his own. He is slated ...

Petr Yakovlev, a geologist with the Montana Bureau of Mines and Geology, looks at a map of the area while standing on Stemple Pass Road Thursday near the epicenter of the early-morning earthquake.

MISSOULA, Mont. — Lewis and Clark Caverns State Park’s speaker series is covering cave geology, birds and skulls June 10, 11 and 13. Stuart Parker will discuss mountain building that happened in the ...

The Yellowstone Valley, between the Gallatin and Beartooth ranges in southern Montana, is the easternmost of the Tertiary basins characteristic of the Northern Rockies. It is a structural basin ...

During the coming summer Professor J. E. Wolff and Dr. G. R. Mansfield, of the Geological Department, intend to conduct a course in the form of a field expedition in the Rocky Mountains of southern ...

DILLON - A University of Montana-Western geology professor, Rob Thomas, has been selected for the Geological Society of America's Distinguished Service Award. Since 1995, Thomas has led 10 society ...

When Ed Deal became the director of the Montana Bureau of Mines and Geology, he took on more than an administrative job. He stepped into history — and into more roles than he could ever have imagined.

BOZEMAN, Mont. - The Bakken oil boom, and how it affects Montana's economy, is the center of a new class at Montana State University. The online course, called Montana's Oil Boom, will explore the ...

The Gardiner thrust fault has been mapped in detail from the west side of Cinnabar Mountain, Montana, where it appears from under a cover of Tertiary volcanics, southeastward to a point 3 miles east ...

A multimillion dollar expansion and renovation project is underway in Helena, Montana for the Montana Historical Society. Led by 80-year-old architecture firm Cushing Terrell, the Montana Heritage ...

MISSOULA — The earthquake south of Lincoln that shook people from Spokane to Billings occurred along a fault not previously mapped by seismologists, which is not surprising in a region less studied ...