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 ...

Southeastern Pennsylvania, including York County, contains some remarkable geologic history. From rocks representing a fractured supercontinent 550 million years ago to sediment accumulating in a ...

A recent study has revealed extensive data on how strike-slip faults develop over time and eventually cause earthquakes at the Earth's surface. Researchers coined the movement of two plates in a ...

PORTLAND, Ore. — The Cascadia Subduction Zone earthquake gets headlines around the Pacific Northwest, but geologists say the next big earthquake you feel will likely come from a fault somewhere else.

Cal State Fullerton geology major Salena Padilla loves to chase earthquakes. The future scientist, an intern at the Southern California Earthquake Center, teamed with faculty mentor Sinan Akçiz and ...

The Gardiner thrust fault has been mapped in detail from the west side of Cinnabar Mountain, Montana, where it appears from under a cover of Tertiary volcanics, southeastward to a point 3 miles east ...

"San Andreas Fault" explores the geological features and movements of the San Andreas Fault in California. It details how urbanization has obscured the fault's trace, yet it remains visible through ...