Hidden in western Kansas, an easy hike leads to striking chalk formations that rise from the flat prairie, creating an ...

America’s geological wonders don’t need erupting volcanoes to create breathtaking spectacles that look straight out of a ...

Slides, listening, and hands-on examples tell the story of Maine geology. School age children, teens, and their families are welcome to learn from geologist Chris Mattson, Monday, Nov. 10, from 6 - 7 ...

Mapping out geology across the U.S. is surprisingly difficult, but the USGS has managed just that, and its map is more ...