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Japan quake loaded stress on fault closer to Tokyo

The recent monster quake that hit northeastern Japan altered the earth's surface, geologists say, loading stress onto a different segment of the fault line much closer to Tokyo.

Scientists already making discoveries in wake of Japan's temblor

Friday's 8.9-magnitude temblor off the east coast of Japan ranks as one of the 10-largest earthquakes ever recorded. Though scientists have just begun to pore over the data, they have already made some surprising discoveries ...

Earthquake's early warning signals detected for the first time

The 1999 Izmit earthquake in Turkey is one of the best recorded in the world. For the first time, researchers from CNRS, Kandilli Observatory (Istanbul) and the Tubitak research center observed that the earthquake was preceded ...

When the Earth mantle finds its core

The Earth's mantle and its core mix at a distance of 2900 km under our feet in a mysterious zone. A team of geophysicists has just verified that the partial fusion of the mantle is possible in this area when the temperature ...

Surfing for earthquakes

A better understanding of the ground beneath our feet will result from research by seismologists and Rapid -- a group of computer scientists at the University of Edinburgh. The Earth's structure controls how earthquakes travel ...

Magnitude-5.7 quake shakes northwest Alaska

Seismologists say a moderate earthquake that shook northwest Alaska on Monday was the fifth of the same magnitude since April in an area with otherwise little activity.

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