A series of more than 100 earthquakes has hit Northern California, shaking up the Geysers geothermal steam field in Sonoma ...

Southern Washington, northern Oregon, and northern California are the regions which are most vulnerable to flooding from a ...

The risk of a devastating mega-tsunami from the Cascadia Subduction Zone highlights the need for improved evacuation plans.

A new study from Virginia Tech, published in the Proceedings of the National Academy of Sciences, estimates a 15% chance of a ...

Scientists are warning of a potentially catastrophic mega-tsunami that could strike parts of the US Pacific Coast, triggered ...

Three kayakers camping in southeast Alaska, near where it borders with B.C., awoke Sunday to the roaring swoosh of water outside their tent.

No one knows what to expect from the "Big One," Home Depot is becoming the ICE raid epicenter and more big stories.