A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

A low-pressure system moving through Southern California is expected to bring rain and cold temperatures across the region ...

The wildfires in Southern California earlier this year were another sobering reminder of the devastating impact of natural ...

Scientists are sounding the alarm on a 'sleeping giant' off the coast of California, warning it could sink land in several ...

The California Department of Water Resources announces another increase in water allocation with strong snowmelt runoff helping to fill reservoirs.

The Cascadia Subduction Zone, a major fault that runs offshore from Northern California to British Columbia, is best known ...

From higher costs to export worries, California’s agricultural and wine industries face many possible tariff effects. But some hope for opportunity.

On April 30, 1975, the communist North Vietnamese Army captured the democratic South Vietnamese capital. The last Americans ...

Grass fires burn far more American homes each year than forest fires. In southern Arizona, communities fight fires that never ...

Utah's snowpack season basically sums up what played out all across the West. Some states won big, while others nearly broke ...

The next great earthquake isn't the only threat to the Pacific Northwest. A powerful earthquake, combined with rising sea ...