Seismologists studying earthquake patterns in California have uncovered extraordinary evidence of a rare geological process deep beneath the Sierra Nevada mountain range. Known as lithospheric ...

Scientists found new evidence that Earth’s crust is peeling underneath the Sierra Nevada in California. The process might be how the continents formed, they say.

Their findings confirmed that dense rock formations beneath the Sierra Nevada’s central region are detaching and sinking into the mantle, creating a slow-motion geological shift. While the ...

"What's happening under the Sierra Nevada could offer rare insight into ... whereas in the central region this process appears to be ongoing. In the northern Sierra, there are currently no signs ...