When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five ...

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

A new study warns that a megathrust earthquake along the Cascadia Subduction Zone could cause coastal land to sink permanently.

Thousands in the Pacific Northwest face a heightened flood risk, not just from rising sea levels, but from the land itself ...

The study, published Monday in the Proceedings of the National Academy of Sciences (PNAS), found that a major earthquake ...

This map (left image) indicates the sites of the 24 estuaries along the coast in the Cascadia subduction zone where Tina Dura and her team took geological core samples. The photo on the right is of ...

America faces greater earthquake risks as certain fault zones expand. Learn the new hotspots, expert warnings, and how ...

Donald Trump reaches his 100th day in office. Canadian voters opt to keep Prime Minister Mark Carney in power. And four ...