JACKSONVILLE, Fla. – A powerful 7.6 magnitude earthquake struck off the northeast coast of Japan late Monday. Thereafter, a tsunami of 50 cm was measured just south of Aomori along the coast.

Two of the biggest fault lines in the world are synched together in a way that could lead to disastrous consequences, according to recent scientific analysis. This synchronization raises alarms about ...

The Pacific is ringed by a vast tectonic boundary that stretches for tens of thousands of kilometers, a shifting seam where plates grind, dive and tear past one another. That planetary-scale fault ...

Scientists used supercomputer simulation to reveal the underlying mechanism by which the irregular fault geometry, characterized by multisegments, controlled the variation of the fault slip and ...

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 ...