Camas Prairie In the early 1940s, geologist Joseph Pardee first identified these wavy landforms as ripples not unlike ... this valley in just 48 hours. 6. Scabland Coulee The floods left behind ...

A new discovery reveals the immense power of the asteroid that wiped out the dinosaurs, leaving behind 'mega ripples' on the ocean floor ...

Scientists have created a new map of "mega ripples" on the seafloor caused by the Chicxulub ... to a better understanding of the effects and dangers of tsunamis and such giant waves triggered by space ...

It is difficult to describe how breathtaking the Washington Scablands are. Even with our cameras and aerial footage it’s hard to do justice to the magnificent scenery and the epic glacial flood ...