Residents of the US’s West Coast have long feared “The Big One” – the apparently inevitable massive earthquake that will one day hit where the Pacific tectonic plate meets its North American neighbor.

Climate journalist Emma Pattee has been worried about the so-called big one—an off-the-charts earthquake—hitting her town in Portland, Ore., for some time now. She’s not alone: scientists estimate at ...

The magnitude 4.1 earthquake that stuck after 3 a.m. in the center of Olympic National Park is one of the strongest tests yet of the new ShakeAlert system in Washington. While not considered a ...

Earthquakes might actually be detectable using a network of smartphones now. You heard that right: There's this thing called "Android Earthquake Alerts" that's basically turning our phones into a ...