A new study on the Cascadia fault line breaks down the flooding potential of a 9.0 earthquake, calculating the risk of where ...

Experts are sounding the alarm about a potential mega-earthquake that could rock the US Pacific Northwest — and it may be ...

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only ...

California has experienced multiple earthquakes in the last two minutes in an area being closely monitored for a major quake.