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 ...

For most organisms on Earth, rocks are objects, not food. But for one oddball microbe, desert limestone seems to have been on ...

Destruction of the abbey of Saint-Martin, Savigny during the aftermath of the French Revolution led to the scattering of its sculptures. Their origins were forgotten. Five such dissociated sculptures, ...

Percé Rock is one of Canada’s most recognizable natural landmarks, located just off the coast of the Gaspé Peninsula in Quebec. This massive limestone formation rises dramatically from the Gulf of ...

The echinoids are described from the middle Eocene Warley Hill Formation, Santee Limestone, and Castle Hayne Limestone of North and South Carolina. Twenty-seven species are present including the ...