(Phys.org)—Hidden beneath ocean waves and masked by sand and mud on the seafloor, underwater faults are notoriously difficult to see and even more difficult to study. As a result, geologists struggle to evaluate the risks ...
Earth Sciences
Jan 31, 2013
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The October GSA Today science paper introduces the "Active Tectonics of the Andes Database," which will provide more data to more geoscientists.
Earth Sciences
Sep 28, 2012
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Today the drilling starts for a seismic monitoring network on the Marmara Sea near Istanbul. Specially designed seismic sensors in eight boreholes on the outskirts of Istanbul and around the eastern Marmara Sea will monitor ...
Earth Sciences
Sep 7, 2012
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(Phys.org)—Three of the largest and deadliest earthquakes in recent history occurred where earthquake hazard maps didn't predict massive quakes. A University of Missouri scientist and his colleagues recently studied the ...
Earth Sciences
Aug 31, 2012
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(Phys.org)—Delaware Geological Survey (DGS) scientists have uncovered hard proof of faults in northern Delaware, indicating the occurrence of earthquakes millions of years ago.
Earth Sciences
Aug 31, 2012
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(Phys.org)—Scientists at Scripps Institution of Oceanography at UC San Diego have come a step closer to deciphering some of the basic mysteries and mechanisms behind earthquakes and how average-sized earthquakes may evolve ...
Earth Sciences
Aug 29, 2012
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On July 16, 2012, Chikyu, operations in the second part of the Integrated Ocean Drilling Program (IODP) Japan Trench Fast Drilling Project (JFAST), achieved another objective by installing temperature sensors across the plate ...
Earth Sciences
Jul 23, 2012
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The earth is shaken daily by strong earthquakes recorded by a number of seismic stations worldwide. Tectonic tremor, however, is a new type of seismic signal that seismologist started studying only within the last few years. ...
Earth Sciences
Jul 5, 2012
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A fresh look at sedimentary evidence suggests the 900-930 AD rupture of the Seattle fault possibly produced a larger earthquake than previously recognized. The Seattle fault zone, a series of active-east-west trending thrust ...
Earth Sciences
May 30, 2012
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Results of a new U.S. Geological Survey study conclude that faults west of Lake Tahoe, Calif., referred to as the Tahoe-Sierra frontal fault zone, pose a substantial increase in the seismic hazard assessment for the Lake ...
Earth Sciences
May 24, 2012
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