A tsunami warning was issued for California's North Coast, after a massive earthquake off the coast of eastern Russia.

California and the entire West Coast from Washington to the Mexico border were under a tsunami advisory after an 8.8 quake ...

Major ancient faults like that can remain as weak zones in the Earth’s crust and then focus ongoing tectonic strain,” noted ...

Seismic pressure is building along the Tintina fault line, stretching from Canada's Yukon Territory to Alaska.