Northern California’s coast keeps you on alert, even on quiet days. Offshore, three tectonic plates meet near Humboldt County ...

Many of the state's largest earthquakes have struck near the junction, where the Pacific, North American and Gorda plates ...

Tiny earthquakes have revealed potentially deadly hidden faults beneath California. By tracking swarms of very small tremors, ...

Tremors beneath Northern California show hidden plate movement, helping scientists better understand where future big ...

Seismologists have discovered hidden faults at the Mendocino Triple Junction by tracking tiny earthquakes using a new ...

Just off the coast of the Pacific Northwest is the Cascadia Subduction Zone, a complex collection of earthquake faults created by one tectonic plate pushing its way under another. Every 400-600 years, ...

The quake, which struck near the Alaska-Yukon border on Dec. 6, has helped geologists confirm a decades-old hypothesis: it’s ...

Over the last few days, the Coachella Valley has experienced more than 20 earthquakes, causing concern among some residents.

BUTTE, Mont. — Envision this scenario: You are going about your day. All is calm and quiet until suddenly, the ground beneath your feet begins to shake, and items within your home or workspace begin ...

Earthquakes don’t occur everywhere. They occur along the boundaries of the earth’s tectonic plates, along either known active faults or dormant faults. The East Coast is crisscrossed with ancient ...

The first studies of the 28 March 2025 magnitude 7.8 Myanmar earthquake suggest that the southern portion of its rupture occurred at supershear velocity, reaching speeds of 5 to 6 kilometers per ...