California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical earthquakes.

Researchers analyzing two decades of seismic data have uncovered a striking eastward migration of earthquakes along the Main Marmara Fault.

The Cascadia Subduction Zone is unusually quiet for a megathrust fault. Spanning more than 600 miles from Canada to California, the fault marks the convergence of the Juan de Fuca and North American ...

Last week, Russia's Kamchatka Peninsula was hit by a magnitude 8.8 earthquake –the sixth–largest ever recorded. The tremor released enormous amounts of destructive energy, triggering tsunami warnings ...