A major earthquake hasn't struck any of California's biggest cities in more than three decades, but the "Big One" is a matter of when, not if. The annual ShakeOut drill preaches preparedness.

Local emergency agencies say they are monitoring the seismic activity but have not issued any tsunami warnings.

A new study found that if “The Big One" hit the Pacific Northwest, it could trigger an even bigger earthquake and affect cities up and down the West Coast.

Machine learning is expanding scientists’ catalogs of quakes and refining maps of underground faults. It also promises to ...

A big earthquake on the Hayward Fault could cause damage similar to deadly 1989 Loma Prieta quake, experts say. Thursday’s 3.1 magnitude earthquake was the latest of five ...

One of the most dangerous faults in the United States, the Cascadia Subduction Zone, may be able to trigger an earthquake on ...

PANIC gripped western Turkey tonight as a powerful 6.1 magnitude earthquake sent residents running from their homes into the ...

A series of small earthquakes hit near the Big Bear area in San Bernardino County starting late Saturday night into Sunday ...

Big One” earthquakes of magnitude 7.9 up to magnitude 8.2 are possible even outside of Metro Manila, the Philippine Institute ...

MTN takes a deeper look at the history of that fateful fall during the Great Depression and speak with some of the last ...

To see how a magnitude-9.0 earthquake would rattle the Pacific Northwest, researchers ran 50 virtual simulations on a supercomputer.