New Curtin-led research has revealed that water played a far bigger role than previously thought in shaping Earth's first ...

A rock shaped like an arrowhead on Mars ... Scientists have also observed veins of calcium sulfate, suggesting water flow in the past. Although non-biological processes cannot be ruled out, analyses ...

Haystack Rock is the cube-shaped boulder you see along U.S. 287 ... It's in the public right-of-way and surrounded by land owned by Northern Water and the State Board of Land Commissioners ...