Researchers from NOAA, U.S. Geological Survey and their partners have completed the first high-resolution, comprehensive mapping of one of the fastest moving underwater tectonic faults in the world, ...

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 ...

A fault line long believed to be dormant could pose a significant earthquake threat to parts of Canada and the United States, according to a new study. The Tintina fault stretches roughly 600 miles ...

The San Andreas Fault is the longest and fastest-moving, but over the next decade, Dr. Lucy Jones says it'll probably be one of the lesser-known faults that causes the most damage.