When an earthquake rupturing along a fault hits a barrier, it creates a seismic signature called the “stopping phase.” ...

The magnitude of an earthquake depends on how far a rupture travels along a fault line before it stops. For the first time, we have now directly observed how a large earthquake comes to a halt. By ...

Two earthquakes of a 7.0 or greater magnitude have struck within days of each other in Alaska and Japan, prompting worries another big temblor could be on the way. The first quake hit in Alaska on Dec ...