Boulder, Colo. – The last definitive geologic map of North America was published before the theory of plate tectonics was widely accepted, back in the days when impact craters were known simply as ...

It's time to redraw the map of the world during the reign of the dinosaurs, two scientists say. Picture the U.S. West Coast as a torturous tectonic boundary, similar to Australia and Southeast Asia ...

It's time to redraw the map of the world during the reign of the dinosaurs, two scientists say. Picture the U.S. West Coast as a tortured tectonic boundary, similar to Australia and Southeast Asia ...

Scientist Kirk Johnson, who grew up in the Seattle area, is the host of Nova’s “Making North America,” a three-part series that debuts Nov. 4 on PBS stations nationwide. Credit: PBS. There is no such ...

Seismic waves pass through different geological features at different speeds. This map shows seismic speed in the Earth’s crust at 200 kilometers depth across the continental United States and ...

March 23, 1769 marks the birthday of pioneering stratigrapher William Smith, who is also credited with creating the first useful geological map, however like many other great accomplishments also ...

"This Springer imprint is published by Springer Nature"--Title page verso. NH copy purchased with funds from the S. Dillon Ripley Endowment. Principles -- The Cordillera's foundations : ...