How The Grand Canyon Was Formed
Just how the Grand Canyon was formed has been hotly debated by scientists and tourists alike almost since its discovery.
But new evidence has potentially shed light on the gigantic canyon's origins, according to LiveScience. The finding of a large anomalous structure beneath the Colorado Plateau suggests that at one point it rose up about 1.2 miles, was invaded by magma, and then eroded away into deep valleys, producing the canyon we know today. (...)
