News tagged with earthquake zone

Scientists find odd twist in slow 'earthquakes': Tremor running backwards

Earthquake scientists trying to unravel the mysteries of an unfelt, weeks-long seismic phenomenon called episodic tremor and slip have discovered a strange twist. The tremor can suddenly reverse direction ...

Space & Earth / Earth Sciences

created May 22, 2011 | popularity 4.8 / 5 (9) | comments 2 | with audio podcast

Earthquakes actually aftershocks of 19th century quakes

(PhysOrg.com) -- When small earthquakes shake the central U.S., citizens often fear the rumbles are signs a big earthquake is coming. Fortunately, new research instead shows that most of these earthquakes ...

Space & Earth / Earth Sciences

created Nov 04, 2009 | popularity 4.4 / 5 (20) | comments 13

Shaking the Earth: How Water Helps Tectonic Plates Slide in New Zealand

(PhysOrg.com) -- New Zealand is the site of one of the world’s youngest subduction zones, where the Pacific Plate of Earth’s crust dives beneath the Australian Plate. Now, a University of Utah study shows ...

Space & Earth / Earth Sciences

created Aug 05, 2009 | popularity 4.1 / 5 (7) | comments 1

New research on Japanese quake ominous for Pacific Northwest

Scientists are still unraveling last year's giant Tohoku earthquake and tsunami in Japan, and some of what they're finding doesn't bode well for the Pacific Northwest.

Space & Earth / Earth Sciences

created Feb 21, 2012 | popularity 4.9 / 5 (7) | comments 14

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

created Feb 09, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

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

created Aug 11, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Greater tsunami threat identified

The shape of the seabed where the 2004 Sumatra earthquake struck may indicate that the strength of the underlying rocks added to the size of the resulting tsunami, according to new research.

Space & Earth / Earth Sciences

created Jun 21, 2011 | popularity 3.5 / 5 (2) | comments 0 | with audio podcast

Researchers release first large observational study of 9.0 Tohoku-Oki earthquake

When the magnitude 9.0 Tohoku-Oki earthquake and resulting tsunami struck off the northeast coast of Japan on March 11, they caused widespread destruction and death. Using observations from a dense regional ...

Space & Earth / Earth Sciences

created May 19, 2011 | popularity 5 / 5 (4) | comments 4 | with audio podcast

Report cites 'liquefaction' as key to much of Japanese earthquake damage

(PhysOrg.com) -- The massive subduction zone earthquake in Japan caused a significant level of soil "liquefaction" that has surprised researchers with its widespread severity, a new analysis shows.

Space & Earth / Earth Sciences

created Apr 18, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

New system can warn of tsunamis within minutes

Seismologists have developed a new system that could be used to warn future populations of an impending tsunami only minutes after the initial earthquake. The system, known as RTerg, could help reduce the death toll by giving ...

Space & Earth / Earth Sciences

created Mar 04, 2011 | popularity 4.8 / 5 (8) | comments 0 | with audio podcast

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

created Jul 22, 2010 | popularity 4 / 5 (13) | comments 3

Geoscientists find clues to why first Sumatran earthquake was deadlier than second

An international team of geoscientists has uncovered geological differences between two segments of an earthquake fault that may explain why the 2004 Sumatra Boxing Day Tsunami was so much more devastating ...

Space & Earth / Earth Sciences

created Jul 08, 2010 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Odds are about 1-in-3 that a mega-earthquake will hit the Northwest in the next 50 years

The major earthquakes that devastated Chile earlier this year and which triggered the catastrophic Indonesian tsunami of 2004 are more than just a distinct possibility to strike the Pacific Northwest coast of the United States, ...

Space & Earth / Earth Sciences

created May 24, 2010 | popularity 4.3 / 5 (6) | comments 0 | with audio podcast

Aseismic slip as a barrier to earthquake propagation

On August 15, 2007, a magnitude 8.0 earthquake struck in Central Peru, killing more than 500 people—primarily in the town of Pisco, which was heavily damaged by the temblor—and triggering a tsunami that flooded ...

Space & Earth / Earth Sciences

created May 05, 2010 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Tremors between slip events: More evidence of great quake danger to Seattle

(PhysOrg.com) -- For most of a decade, scientists have documented unfelt and slow-moving seismic events, called episodic tremor and slip, showing up in regular cycles under the Olympic Peninsula of Washington state and Vancouver ...

Space & Earth / Earth Sciences

created Dec 15, 2009 | popularity 4.4 / 5 (8) | comments 0