Kamala Harris returned to San Francisco on Wednesday, in what was her first major speech since she lost the presidential election to Donald Trump.

Researchers are sounding an alarm about an earthquake fault along the Northern California coast. A new study shows a large quake in the Cascadia subduction zone could cause land along the coastline to ...

This should have West Coasters shaking in their shoes.

The geology of the Cascadia subduction zone has largely staved off climate-related sea-level rise in the Pacific Northwest, ...

A long-feared monster earthquake off the U.S. states of California, Oregon and Washington could cause some coastal areas to sink by more than 6 feet, dramatically heightening the risk of flooding and ...

The Cascadia subduction zone could pose a major threat to the West Coast if a high magnitude earthquake were to occur, ...

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

On the other hand, I'm deeply concerned by the escalating severity and frequency of wildfires and climate events, not just as ...

Rosalba Hernandez, an undocumented mother of five, now keeps her children’s birth certificates ready out of fear of ...

A future Cascadia earthquake could unleash far more than just devastating shaking — it could sink large parts of the Pacific ...