Reserachers tackle the hot topic of whether to define a new 'Anthropocene' epoch as a formal unit of the geologic time scale. In the March-April issue of GSA Today, Stanley Finney (California State ...

This photo shows the exposure of the Mount Jackson Rhyolite Series vitrophyre at Gibbon River. Boulders of weathered, lichen-covered rock show how easy it is to overlook these new units. (Photo by Liv ...

Eugene Shoemaker with some of the first geologic maps of the Moon, Flagstaff AZ, mid-1960's Many people are surprised when they learn that well before the first landing of Apollo in 1969, we already ...

New research conducted at Iowa State University led to the successful creation of a detailed Quaternary geological map for the Des Moines Lobe with a user-controlled level of scale, with the results ...

Reston, VA – The U.S. Geological Survey (USGS) and the Association of American State Geologists (AASG) announced that they have developed an updated geologic time scale and color scheme for use in ...

USGS released its most detailed national geologic map, offering layered views of geology beneath the Earth’s surface across the lower 48 states. The Cooperative National Geologic Map integrates data ...

A new detailed map by the U.S. Geological Survey (USGS) provides a powerful, interactive tool that lets users see the types of rocks that lie underneath them. The map, which was unveiled in August, is ...

GeoLogic Solutions introduces its new in-cab Color Display Unit (CDU). The Windows-based touch screen display features a high-resolution graphical interface GeoLogic Solutions introduces its new ...

Frederic Wilson receives funding from the U.S. Geological Survey and the National Park Service. He is a Fellow of the Geological Society of America and a member of the Alaska Geological Society Since ...