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 ...

A 15% chance of a mega-quake in the next 50 years has sparked fresh calls for stronger warning systems and evacuation plans ...

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