With 'big one' coming, quake alert system launches in Oregon

People in Oregon will be better prepared for earthquakes—particularly important in the Pacific Northwest because experts say "the big one" is coming—as an early warning system launched Thursday, the 10th anniversary of ...

Investigating links between three earthquakes in New Zealand

A sequence of three major offshore earthquakes, including a magnitude 8.1 quake near the Kermadec Islands, triggered tsunami warnings and evacuations along the east coast of New Zealand on the morning of March 5.

Innovative approach for investigating subduction slip budgets

The Nankai subduction zone hugs the southeastern curve of Japan and is one of the most seismologically active regions on the planet. The combination of the region's short seismic cycle—great earthquakes (magnitude 8 or ...

How earthquake swarms arise

Earthquakes can be abrupt bursts of home-crumbling, ground-buckling energy when slices of the planet's crust long held in place by friction suddenly slip and lurch.

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