Mount Rainier is rattling with the most powerful earthquake swarm scientists have ever recorded at the volcano. Why it matters: Rainier's reputation as the Cascades' most dangerous volcano means even ...

A 6.2 magnitude earthquake struck the Alaska Peninsula early Monday, with its epicentre located near Sand Point. No tsunami ...

The Kamchatka Peninsula witnessed a series of earthquakes on July 20. Located at the intersection of tectonic plates, the ...

Seismic activity shook parts of the Big Country early Sunday, with a series of earthquakes peaking at a 3.7 magnitude. The ...

Earth's continents may look fixed on a globe, but they've been drifting, splitting and reforming over billions of years—and they still are. Our new study reveals fresh evidence of rhythmic pulses of ...

A 7.4-magnitude earthquake off Russia's Kamchatka Peninsula triggered brief tsunami alerts, but officials have confirmed ...

The United States and Japan concluded a weeklong disaster-response exercise that simulated a magnitude 7 earthquake, the ...

In a new study, published July 18 in the high impact journal Science Advances, Western engineering professor Bing Li and his ...

A powerful 7.3-magnitude earthquake struck Alaska on Wednesday, unleashing seismic shockwaves that raced through the Earth's ...

Wednesday’s magnitude 7.3 earthquake off Alaska’s Aleutian Islands chain struck in a region that has experienced a handful of ...

A powerful undersea earthquake struck off the southern coast of Alaska on Wednesday, setting off a tsunami advisory and ...

A 7.3 magnitude earthquake struck off the coast of Alaska on July 16, 2025. While significant, the 1964 Prince William Sound ...