Shasta Valley's strange hills reveal a secret — the debris of a massive ancient mountain collapse in Northern California.

While we don't expect an epic earthquake anytime soon, if one occurs, it could make it much more likely to flood in parts of ...

Data shows parts of the state may be overdue for a major earthquake. But here's the catch: We can't predict exactly when or where it will happen. Moses Small breaks down how it all works.

A 3.7 magnitude earthquake rattled parts of the North Bay Friday, with its epicenter at The Geysers in Lake County, according ...

The United States Geological Survey reports a preliminary magnitude 3.7 earthquake struck near The Geysers, CA on Saturday.

A 7.4 magnitude earthquake strikes off the southern coasts of Chile and Argentina, the United States Geological Survey says.

SANTIAGO, Chile (AP) — A 7.4 magnitude earthquake strikes off the southern coasts of Chile and Argentina, the US Geological Survey says.

PINNACLES, Calif. (KION) -- A magnitude 3.3 earthquake struck in Pinnacles early Thursday morning, according to USGS. The quake struck around 2:11 a.m. in the Pinnacles area. Parts of King City, ...

Quakes between 2.5 and 5.4 magnitude are often felt but rarely cause much damage, according to Michigan Tech. Quakes below ...

In some areas, the ground could sink 6 feet in the moments after an earthquake in the Pacific Northwest, researchers warned.