This USGS web page provides information on the quantity and timing of the streamflow in the Nation's rivers is a vital asset that safeguards lives and property and helps to ensure adequate water resources for a healthy...

A great deal can be learned by observing a sand box, and this delightful instructional resource offers ample proof. This resource was developed by Betsy D. Torrez of Sam Houston State University and it is designed to...

What, some ask, was the "last extinction?" It's a fair query indeed, and it happens to be understood as the period approximately 13,000 years ago when large animals were killed off across the North American continent....

Founded in 2007, OneGeology is a multinational initiative that aims to "make web-accessible the best available geological and other geoscience data worldwide at the best possible scales." It boasts participation from...

Many faculty members of Penn State's College of Earth and Mineral Sciences have created digital educational resources for their students. In the interest of sharing these excellent resources, the Open Educational...