2011 Tohoku-oki earthquake: Results from seismic reflection data

A striking finding of the 2011 Tohoku-oki earthquake (Mw 9.0) is that more than 50 meters of coseismic fault slip reached the trench axis. In addition to this, seismological studies found a clear depth-dependent variation ...

Powerful undersea quake hits south Philippines, no damage

A powerful earthquake with a magnitude of 7.2 struck under the Celebes Sea off the southern Philippines on Tuesday but was far too deep to cause any damage and casualties or generate a tsunami.

Seismic 'CT scans' reveal deep earth dynamics

A new look 100 miles beneath a massive tectonic plate as it dives under North America has helped clarify the subduction process that generates earthquakes, volcanoes and the rise of the Cascade Range in the Pacific Northwest.

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