Researchers have discovered evidence of “partial synchronization” of two of the world’s most famous fault lines—the northern San Andreas Fault and Cascadia Subduction Zone. The relationship between ...

Here’s what you’ll learn when you read this story: The Tintina fault is thought to have been inactive for more than 40 million years, but new research suggests that earthquakes occurred in the zone ...

The San Andreas Fault is the longest and fastest-moving, but over the next decade, Dr. Lucy Jones says it'll probably be one ...

The United States is crisscrossed by numerous fault lines, many of which have the potential to unleash significant earthquakes. Recent studies and seismic activities have heightened concerns about ...

An earthquake which struck near the Alaska-Yukon border last month has revealed a fault line hidden beneath ice, drawing ...

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 ...

HOLLYWOOD (KABC) -- A new finalized version of a California earthquake map shows an active fault line running through Hollywood, raising questions about the Millennium Hollywood development project.