Cornell-led researchers drilled 7 km deep into the Japan Trench to study the fault behind the 2011 Tohoku earthquake, ...

The Earth's plates jostle about in fits and starts ... volcanoes that eventually build up into island arcs like Japan. At divergent boundaries in the oceans, magma from deep in the Earth's mantle ...

The Japan Meteorological Agency said there was ... the JMA concluded there was nothing to signal an earthquake was imminent at the plate boundary east of the Hyuganada Sea. As a temporary measure ...

Nankai Trough quakes occur every 100 to 200 years along the plate boundary between Suruga Bay in Shizuoka Prefecture and the Hyuganada Sea in Kyushu. The Japan Meteorological Agency is calling on ...

or two colliding plates can form a mountain belt. At divergent boundaries, plates move away from each other and form mid-ocean ridges or major rift zones, and at strike-slip boundaries plates ...

The plate boundary has a history of huge earthquakes ... When the megaquake advisory was issued last week, Central Japan Railway Co. decided to run bullet trains at a slower speed on the Tokaido ...