The land masses of Japan shifted from east to west to east again in the months before the strongest earthquake in the country's recorded history, a 2011 magnitude-9 earthquake that killed more than 15,500 people, new research ...
Earth Sciences
Apr 29, 2020
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164
A new study led by McGill University has found that tectonic plates beneath the Earth's surface can show varying degrees of roughness and could help explain why certain earthquakes are stronger than others.
Earth Sciences
Apr 24, 2020
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1005
The world's most powerful earthquakes strike at subduction zones, areas where enormous amounts of stress build up as one tectonic plate dives beneath another. When suddenly released, this stress can cause devastating "megaquakes" ...
Earth Sciences
Mar 31, 2020
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171
On March 11, 2011, a magnitude 9 earthquake struck under the seabed off Japan—the most powerful quake to hit the country in modern times, and the fourth most powerful in the world since modern record keeping began. It generated ...
Earth Sciences
Mar 16, 2020
2
157
Devastating historical earthquakes and tsunamis in Indonesia can be traced to a recently discovered submarine extensional fault system, where sediment slumping along the fault zone triggers the tsunamis, according to a study ...
Earth Sciences
Mar 3, 2020
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6
Subduction zones—places where one tectonic plate dives beneath another—are where the world's largest and most damaging earthquakes occur. A new study has found that when underwater mountains—also known as seamounts—are ...
Earth Sciences
Mar 2, 2020
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297
In the aftermath of the devastating Tohoku-Oki earthquake that struck off the coast of Japan in March 2011, seismologists were stunned by the unprecedented 50 meters of shallow displacement along the fault, which ruptured ...
Earth Sciences
Jan 27, 2020
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234
Every school child learns about the water cycle—evaporation, condensation, precipitation, and collection. But what if there were a deep Earth component of this process happening on geologic timescales that makes our planet ...
Earth Sciences
Dec 17, 2019
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151
University of South Florida geoscientists have successfully developed and tested a new high-tech shallow water buoy that can detect the small movements and changes in the Earth's seafloor that are often a precursor to deadly ...
Earth Sciences
Nov 22, 2019
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249
Each year, anywhere from a few hundred to tens of thousands of deaths are attributed to the catastrophic effects of major earthquakes. Apart from ground shaking, earthquake hazards include landslides, dam ruptures, flooding, ...
Earth Sciences
Nov 14, 2019
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9
