In this type of fault, the block of rock above the fault plane, known as the hanging wall, moves downward relative to the block below, called the footwall. Normal faults are typically found at ...

A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

What roils beneath Earth's surface may feel a world away, but the activity can help forge land masses that dictate ocean circulation, climate patterns, and even animal activity and evolution. In fact, ...

Southern California is seismically active due to its location on tectonic plate boundaries, having experienced major quakes like the 1994 Northridge event. A strong but shallow earthquake with a ...

Mars Express captures images of Acheron Fossae, revealing the Red Planet’s split terrain—ancient cratered highlands and ...

Scientists found new evidence that Earth’s crust is peeling underneath the Sierra Nevada in California. The process might be ...