Haiti should brace for more devastating quakes: study
The 2010 earthquake that devastated southern Haiti may have opened a new era of seismic activity and residents should brace for more massive temblors, said a US study on Thursday.
View ArticlePattern of large earthquakes on San Jacinto fault identified with help of LiDAR
The San Jacinto Fault (SJF) Zone is a seismically active, major component of the overall southern San Andreas Fault system. Researchers from San Diego State University (SDSU) and U.S. Geological Survey...
View ArticleWarning signs from ancient Greek tsunami
In the winter of 479 B.C., a tsunami was the savior of Potidaea, drowning hundreds of Persian invaders as they lay siege to the ancient Greek village. New geological evidence suggests that the region...
View ArticleScientists compile first study of potential for tsunamis in northwestern...
Using studies that span the last three decades, scientists at UC Santa Barbara have compiled the first evidence-based comprehensive study of the potential for tsunamis in Northwestern California. The...
View ArticleDigging up lessons from an ancient quake
Beth Arcos picked her way through muck and pickleweed just west of the Bremerton waterfront, on the trail of an ancient earthquake and tsunami.
View ArticleHoming in on a potential pre-quake signal
In a new analysis of the 2004 magnitude 6.0 Parkfield earthquake in California, David Schaff suggests some limits on how changes measured by ambient seismic noise could be used as a pre-earthquake...
View ArticleItaly quake verdict puts all science on trial: seismologists
Seismologists said they were horrified after six of their colleagues were sentenced to six years in jail for manslaughter Monday on charges of underestimating the risk of an earthquake that struck...
View Article2011 Virginia quake triggered landslides at extraordinary distances
The 2011 Mineral, Virginia M-5.8 earthquake was felt over an extraordinarily large area. A new study details landslides triggered by the earthquake at distances four times greater and over an area 20...
View Article6.5-magnitude quake rattles Guatemala's coast
A 6.5-magnitude earthquake shook Guatemala's Pacific coastline on Sunday, just four days after a major quake killed dozens and left thousands without homes in the region.
View ArticlePeru's capital highly vulnerable to major quake
(AP)—The earthquake all but flattened colonial Lima, the shaking so violent that people tossed to the ground couldn't get back up. Minutes later, a 50-foot (15-meter) wall of Pacific Ocean crashed into...
View ArticleUnderwater robots help discover hidden faults
(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...
View ArticleShedding light on the earthquake situation
Researchers from the Swiss Seismological Service have worked together with the Seismology and Geodynamics group at ETH Zurich and with local support in Bhutan to install a temporary seismological...
View ArticleHelping to forecast earthquakes in Salt Lake Valley
Salt Lake Valley, home to the Salt Lake City segment of the Wasatch fault zone and the West Valley fault zone, has been the site of repeated surface-faulting earthquakes (of about magnitude 6.5 to 7)....
View ArticleSuperstorm Sandy shook the US: 'Standing waves' in Atlantic caused seismicity...
When superstorm Sandy turned and took aim at New York City and Long Island last October, ocean waves hitting each other and the shore rattled the seafloor and much of the United States – shaking...
View ArticleMine disaster: Hundreds of aftershocks
A new University of Utah study has identified hundreds of previously unrecognized small aftershocks that happened after Utah's deadly Crandall Canyon mine collapse in 2007. The aftershocks suggest the...
View ArticleMeasuring the hazards of global aftershock
The entire world becomes an aftershock zone after a massive magnitude (M) 7 or larger earthquake—but what hazard does this pose around the planet? Researchers are working to extend their earthquake...
View ArticleCalculating tsunami risk for the US East Coast
The greatest threat of a tsunami for the U.S. east coast from a nearby offshore earthquake stretches from the coast of New England to New Jersey, according to John Ebel of Boston College, who presented...
View Article'Caldas tear' resolves puzzling seismic activity beneath Colombia
Colombia sits atop a complex geological area where three tectonic plates are interacting, producing seismicity patterns that have puzzled seismologists for years. Now seismologists have identified the...
View ArticleCosmic quiver: Saturn's vibrations create spirals in rings
(Phys.org) —Astronomers know that gravity from Saturn's various moons tug at the planet's rings and make spirals in them. But the catalyst for certain spiral patterns has been difficult to pin down....
View ArticleRevised location of 1906 rupture of San Andreas Fault in Portola Valley
New evidence suggests the 1906 earthquake ruptured the San Andreas Fault in a single trace through Portola Village, current day Town of Portola Valley, and indicates a revised location for the fault...
View ArticleMuddy island formed by Pakistan quake may not last (Update)
Alongside the carnage of Pakistan's massive earthquake came a new creation: a small island of mud, stone and bubbling gas pushed forth from the seabed.
View ArticleTiny sensor used in smart phones could create urban seismic network
A tiny chip used in smart phones to adjust the orientation of the screen could serve to create a real-time urban seismic network, easily increasing the amount of strong motion data collected during a...
View ArticleDynamic stressing of a global system of faults results in rare seismic silence
In the global aftershock zone that followed the major April 2012 Indian Ocean earthquake, seismologists noticed an unusual pattern – a dynamic "stress shadow," or period of seismic silence when some...
View ArticleExperts defend operational earthquake forecasting, counter critiques
Experts defend operational earthquake forecasting (OEF) in an editorial published in the Seismological Research Letters (SRL), arguing the importance of public communication as part of a suite of...
View ArticleWastewater injection is culprit for most quakes in southern Colorado and...
The deep injection of wastewater underground is responsible for the dramatic rise in the number of earthquakes in Colorado and New Mexico since 2001, according to a study to be published in the...
View ArticleSeabed samples rewrite earthquake history near Istanbul
Located in the Marmara Sea, major earthquakes along the North Anatolian Fault (NAF) system have repeatedly struck what is current-day Istanbul and the surrounding region, but determining the recurrence...
View ArticleMagma intrusion is likely source of Columbia-Ecuador border quake swarms
The "seismic crisis" around the region of the Chiles and Cerro Negro de Mayasquer volcanoes near the Columbia-Ecuador border is likely caused by intruding magma, according to a report by R. Corredor...
View ArticleMore Americans at risk from strong earthquakes, says new report
More than 143 million Americans living in the 48 contiguous states are exposed to potentially damaging ground shaking from earthquakes, with as many as 28 million people likely to experience strong...
View ArticleThe 2011 Tohoku-Oki earthquake—felt from space
For the first time, a natural source of infrasonic waves of Earth has been measured directly from space—450 kilometers above the planet's surface. The source was the massive 2011 Tohoku-Oki earthquake...
View ArticleEnhancing earthquake early warning in the Pacific Northwest
Earthquake Early Warning (EEW) systems depend on speed and accuracy in delivering seismic monitoring data to areas at risk from a quake or volcanic eruption. Paul Bodin of the University of Washington...
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