Scientists have compiled the most comprehensive map yet of tectonic stress magnitudes across North America, highlighting regions most vulnerable to earthquakes. The map and associated study, published ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have discovered that the North American continent is slowly losing rock from its underside in a process called ...

April 23 (UPI) --For the first time, scientists have produced a comprehensive map of the tectonic stresses acting on the North American continent. In the short term, the map of North American faults - ...

The continent of North America is not a single, thick, rigid slab, but is instead more similar to a layer cake, with a section of 3-billion-year-old rock sitting atop much newer material, a new study ...