More than 25 years ago, as an anxious freshman at a small, private, liberal-arts college in the Midwest, I sat stoically in front of a midterm exam in introductory geology. The course had been ...

Tower Rock, a limestone formation in the middle of the Mississippi River, is newly accessible by foot. The destination is now popular with tourists, the Missouri Department of Conservation said. The ...

Menu Local Geology History, Resources, and Facilities Geologic History of Southwestern Ohio The same forces that cause volcanoes, mountains, and ocean basins also cause climatic changes that have ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. NMNH - Anthropology Dept.

A unique, naturally formed, amphitheater-like formation of limestone is among the highlights of a forested 20-acre property on Washington Island recently acquired by the Door County Land Trust. The ...

You would have a hard time finding these common Earth rocks on our neighboring planets. Here’s what makes our landscapes so unique. Limestone landscapes, like this one in the Stone Forest in China’s ...