It's a matter of when -- not if -- a significant earthquake will shake the Pacific Northwest, and a new study says some areas ...

Scientists have finished a first‑of‑its‑kind seismic survey inside Yellowstone National Park, using a 53,000‑pound ...

Yellowstone is using a 53,000-pound vibrator truck to create custom-made earthquakes to study the supervolcano the park sits ...

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

A Cascadia Subduction Zone earthquake could cause long-lasting changes to Washington’s landscape, coastline and floodplain, a ...

About 100 people came out to learn from seismologist Dr. Lucy Jones at the Newport Beach Public Library's Friends Room ...

Chile has issued an evacuation alert for a remote southern coast region after a magnitude 7.4 earthquake struck the area. The ...

Fault lines exist within tectonic plates, as well. These intraplate faults can cause earthquakes far away from plate ...

Feb. 14, 2025 — In late July to October 2022, residents of the Manu'a Islands in American Samoa felt the earth shake several times a day, raising concerns of an imminent volcanic eruption or ...

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

A major earthquake in the Pacific Northwest could sink land and expand flood zones, putting thousands more at risk.