Contraction-related planetary landforms are mostly linked to thrust fault activity and are indicative of shortening, whereas extensional features are related to normal faults with the opposite ...

Countless seismic faults just as dangerous as the one that triggered Monday's San Simeon earthquake are suspected to be lurking throughout the Bay Area. Scientists have known about some of these ...

As the recent 2011 moment magnitude (M w) 9.0 Tohoku-Oki event clearly demonstrated, the shallow portion (up to several tens of kilometres down-dip from the trench axis) of a subduction zone can not ...