Drive eight hours in any direction in Southern California and you'll get a lesson in geology by way of landscape. Desert erosion, glaciation, volcanism, prehistoric landslides and active earthquake ...
The Earth has four major layers: the inner core, outer core, mantle and crust. The crust and the top of the mantle make up a thin skin on the Earth's surface. But this skin is not all in one piece - ...
When smoke issues from the rocky cliffs at Hope Ranch, as it does every few years, the immediate thought is “Volcano!” or, for the cognoscenti, “Solfatara!” Well, both are incorrect, said Jim Boles, a ...
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