New research uncovers a surprising clue in earthquake forecasting: tiny curved scratches on fault planes. These marks reveal ...

The San Andreas Fault is a continental transform fault that extends roughly 1,200 kilometers (750 mi) through California. It forms the tectonic boundary between the Pacific Plate and the North ...

Alex Biston takes an offroad tour in Palm Desert to the San Andreas Fault, a continental rift that has caused many ...

A section of the San Andreas fault where earthquakes occur regularly may give off a distinct signal before it trembles to ...

Remote sections along California’s massive San Andreas Fault, where large earthquakes regularly occur, may be primed to shake ...

This sudden jerk creates an earthquake. The San Andreas Fault is undoubtedly the most famous transform boundary in the world. To the west of the fault is the Pacific plate, which is moving northwest.