In the Danxia Shan national geopark tens of millions of years of erosion and tectonic activity have sculpted red sedimentary rock into dramatic peaks and valleys. The area is one of the Danxia ...

causing the rocks to crumble as they smashed into the cliff face. At one point, one of the men stumbles a bit but remains committed to the act, pushing a layer of rust-colored sandstone off of ...

Geologists study rocks to identify the clues they hold and decipher the answers they reveal. Dr Robert Rainbird, a sedimentologist at the Geological Survey of Canada, is examining ancient sedimentary ...