News tagged with fault zone
Seattle Fault Zone -- 900-930 AD earthquake larger than previously thought
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 ...
Space & Earth / Earth Sciences
23 hours ago |
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LiDAR technology reveals faults near Lake Tahoe
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 ...
Space & Earth / Earth Sciences
May 24, 2012 |
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Geology student drills into Tohoku quake source
(Phys.org) -- For the past eight weeks, geoscience graduate student Tamara Jeppson has traded her usual commute, from her Madison apartment to Weeks Hall on the University of Wisconsin-Madison campus, for ...
Space & Earth / Earth Sciences
May 23, 2012 |
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Signs of three major Japan quakes before 2011
Three major earthquakes seem to have occurred in northern Japan before it was hit in March 2011 by a massive quake and tsunami, researchers said Wednesday based on new evidence.
Space & Earth / Earth Sciences
Apr 25, 2012 |
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'Odd duck' Indonesia quake surprises scientists
(AP) -- The massive earthquake off Indonesia surprised scientists: Usually this type of jolt isn't this powerful.
Space & Earth / Earth Sciences
Apr 11, 2012 |
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Late Pleistocene structural evolution of the Camarillo fold belt
The Camarillo fold belt (CFB) in the Western Transverse Ranges poses a significant seismic hazard to nearly one million people living in Southern California, yet few published geologic or geochronological data from this fold ...
Space & Earth / Earth Sciences
Mar 28, 2012 |
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Chikyu to set sail for IODP expedition: Japan trench fast drilling project
The Deep-Sea Scientific Drilling Vessel Chikyu, operated by the Japan Agency for Marine-Earth Science and Technology (JAMSTEC), will embark on Integrated Ocean Drilling Program (IODP) Expedition 343 Japan ...
Space & Earth / Earth Sciences
Mar 09, 2012 |
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Researchers create 3-D laser maps that show how earthquake changes landscape
Geologists have a new tool to study how earthquakes change the landscape down to a few inches, and it's giving them insight into how earthquake faults behave. In the Feb. 10 issue of the journal Science, a team ...
Space & Earth / Earth Sciences
Feb 09, 2012 |
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Why did the Southern Gulf of California rupture so rapidly?
The November GSA Today science article, "Why did the Southern Gulf of California rupture so rapidly? -- Oblique divergence across hot, weak lithosphere along a tectonically active margin," is now online.
Space & Earth / Earth Sciences
Nov 03, 2011 |
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Earthquakes to the core -- Researchers drill down at the epicenter
"What do I remember about an earthquake? I was in the 7th grade. All of a sudden the floor just started shaking. Desks were falling over. Kids were falling on the ground. It was so scary. It happened so quickly!"
Space & Earth / Earth Sciences
Aug 30, 2011 |
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New data shows El MayorCucapah earthquake was simple on surface, complicated at depth
(PhysOrg.com) -- Like scars that remain on the skin long after a wound has healed, earthquake fault lines can be traced on Earth's surface long after their initial rupture. Typically, this line of intersection ...
Space & Earth / Earth Sciences
Aug 11, 2011 |
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Fault-finding coral reefs can predict the site of coming earthquakes
In the wake of the devastating loss of life in Japan, the urgent question is where the next big earthquake will hit. To answer it, geologist Prof. Zvi Ben-Avraham and his doctoral student Gal Hartman of Tel ...
Space & Earth / Earth Sciences
Mar 21, 2011 |
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WHOI experts stress lessons From Japan earthquake
While Japan's 8.9-magnitude earthquake and accompanying tsunami represent a devastating natural disaster for the country's residents, scientists should also seize upon the massive temblor as an important learning tool for ...
Space & Earth / Earth Sciences
Mar 14, 2011 |
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New view of tectonic plates
(PhysOrg.com) -- Computational scientists and geophysicists at the University of Texas at Austin and the California Institute of Technology have developed new computer algorithms that for the first time allow ...
Space & Earth / Earth Sciences
Aug 26, 2010 |
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There's a hole in this possible earthquake pattern
As University of California at Davis physicist and geologist John Rundle ponders the map of recent California earthquakes, he sees visions of a doughnut even Homer J. Simpson wouldn't like.
Space & Earth / Earth Sciences
Jul 22, 2010 |
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