About half an hour before the ground began shaking last week, Glenn Thackray had fired off an email to a colleague about launching more research on the Sawtooth Fault, a tectonic plate boundary in Central Idaho that Thackray ...
Earth Sciences
Apr 9, 2020
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In complex fault zones, multiple seemingly disconnected faults can potentially rupture at once, increasing the chance of a large damaging earthquake. Recent earthquakes including the 1992 Landers, 1999 Hector Mine and 2019 ...
Earth Sciences
Apr 7, 2020
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5
An international team of scientists has for the first time identified the conditions deep below the Earth's surface that lead to the triggering of so-called 'slow motion' earthquakes.
Earth Sciences
Mar 25, 2020
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343
Earthquakes produce seismic waves with a range of frequencies, from the long, rolling motions that make skyscrapers sway, to the jerky, high-frequency vibrations that cause tremendous damage to houses and other smaller structures. ...
Earth Sciences
Mar 3, 2020
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261
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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Applying deep learning to seismic data has revealed tremor and slip occur at all times—before and after known large-scale slow-slip earthquakes—rather than intermittently in discrete bursts, as previously believed. Even ...
Earth Sciences
Feb 27, 2020
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284
Earthquakes along a complex series of faults in the upper plate of New Zealand's northern Hikurangi Subduction Margin were responsible for coastal uplift in the region, according to a new evaluation of local marine terraces.
Earth Sciences
Jan 28, 2020
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187
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
The 2019 Ridgecrest earthquake sequence, which startled nearby California residents over the 4 July holiday with magnitude 6.4 and magnitude 7.1 earthquakes, included 34,091 earthquakes overall, detailed in a high-resolution ...
Earth Sciences
Jan 22, 2020
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26
Engineers at Duke University have devised a model that can predict the early mechanical behaviors and origins of an earthquake in multiple types of rock. The model provides new insights into unobservable phenomena that take ...
Earth Sciences
Jan 17, 2020
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