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 ...

IPOH: It may have taken millions of years to form, but a limestone formation located on private land here is now being partially cleared to make way for a house. Limestone hill conservation group ...

Limestone stalagmites are created after thousands of years and a beautiful gift of the nature’s course, however, destroying them seems to be comparatively easy. A Chinese tourist managed to destroy ...

The international, $3-million research project to determine when oxygen first entered the Earth's atmosphere is "like a detective story", says Philip Fralick, a geology professor at Lakehead ...