Under California's Sierra Nevada Mountains, dense rock at the bottom ... and seismic wave recording can be used to map the disappearing lithosphere. That's how scientists know what's gone and ...

Though Granada's storied history should be appreciated as much as possible, the nearby Sierra Nevada Mountains are also worth exploring. The Sierra Nevada Mountains are part of Sierra Nevada ...

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.