The unique formation of 10- to 15-foot-tall stone is part of the Door County Land Trust's new 20-acre Nelson Woodland Natural ...

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 ...

The most common process by which limestone caves form involves carbonic acid — or weakly acidic groundwater — as the primary agent. When carbonic acid contacts limestone, it dissolves minerals in 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 ...

A man rides a paddle board down a canal near Cocoplum Plaza Circle, one of Miami-Dade’s highest points thanks to the limestone ridge in the background. . MATIAS J. OCNER [email protected] It’s ...