A massive fault line that was long considered dormant is showing signs of activity, raising concerns among scientists and residents alike. Recent seismic events have prompted a re-examination of this ...

NAPA, Calif. (KGO) -- Bigger and stronger than first thought. Scientists uncover new findings about the fault line that caused the 6.0 earthquake in Napa nearly a decade ago. The earthquake in 2014 ...

There's a sleeping fault line that runs along the border between Canada and Alaska. The line has been dormant for millions of years as best scientists can tell. But new research suggests it could be ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. While California’s 750-mile-long San Andreas ...

We’re on shakier ground than previously thought. Canadian scientists have warned that an overlooked fault line could unleash catastrophic earthquakes across North America — disrupting infrastructure, ...

Researchers have identified an actively creeping section of the Concord Fault running through local communities in California, potentially increasing the risk of large earthquakes in residential ...

A fault line on the Canadian border, thought to be dormant for tens of millions of years, could cause a major earthquake, a new study has revealed. The Tintina fault stretches about 600 miles from ...