If you are having difficulty remembering the details of the Earth's geological structure or the nature of major minerals and rock types, you can consult this excellent introductory course offered as part of MIT's...

Teachers looking for ways to incorporate dynamic visuals into their earth science courses need look no further than this fine site. Created by staff members at the department of earth science at the University of...

This project, conducted by the United States Geological Survey (USGS), documents changes over time in the landscape of Glacier National Park, particularly the retreat of the park's glaciers. The project involves pairing...