NORFOLK, Va. — Fault lines are fractures or breaks in the Earth's crust where tectonic plates move past each other, often resulting in earthquakes. These geological features are classified into three ...

Here’s what you’ll learn when you read this story: Researchers have discovered evidence of “partial synchronization” of two of the world’s most famous fault lines—the northern San Andreas Fault and ...

ST. LOUIS – Earlier in the month, Missouri and nearby states saw a string of small earthquakes triggered along the New Madrid fault line. It raises the question many have had: Will the New Madrid ...

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 ...

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 ...