The mega tsunami could wash away major cities like Seattle and Portand in minutes, while great swathes of US costal land ...

US Pacific Coast faces potential devastation from a mega-tsunami triggered by a major earthquake in the Cascadia Subduction ...

Scientists are sounding the alarm about an extraordinary ‘mega tsunami’ that could submerge multiple US states and drown ...

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

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

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