To see evidence of the Columbia River’s ancient past, you might not need to visit the river at all. In a roadcut just south of Granger, Yakima County, 10 million-year-old evidence is in plain view.

The Wyoming State Geological Survey (WSGS) recently published updated geological maps of the Rawlins and Red Desert Basin ...

The Perseverance rover has captured new images that appear to reveal geologic evidence of a fast-flowing river that fed into Jezero Crater, the site of an ancient Martian lake. Perseverance began ...