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

Each year, approximately 20,000 earthquakes occur globally. Even though most of these earthquakes are weak or occur in unpopulated areas, their destructive potential is clear. While richer nations ...

A simple explanation of how tectonic plate movement leads to earthquakes, and how scientists study and measure these natural events.

The most recent, a 1.2-magnitude tremor, hit about 2 ½ miles northeast of San Ramon at 4:05 p.m. Sunday, Nov. 23. Getty Images/iStockphoto A swarm of small earthquakes has been rattling a Bay Area ...

Earthquakes in the American state of Utah, the Soultz-sous-Forêts region of France or in the Dutch province of Groningen should not be able to occur even if the subsurface has been exploited for ...

The U.S. Geological Survey was still trying to unravel how an alert was sent Thursday morning for a nonexistent 5.9 earthquake outside Dayton, Nevada. A quake of that size wouldn't be implausible.

A swarm of at least a dozen earthquakes reaching up to magnitude 3.9 rattled San Ramon near San Francisco, the U.S. Geological Survey reports. The other quakes in the Saturday, Dec. 21, swarm ranged ...

Global distribution of natural and induced seismicity. Natural earthquakes with moment magnitude higher than 5 are color-coded according to their hypocenter depth (upper right colorbar, U.S.

San Ramon earlier was hit by a swarm of more than 90 quakes starting Nov. 9. Getty Images/iStockphoto A swarm of at least six earthquakes reaching up to magnitude 2.9 rattled San Ramon near San ...