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New Monitoring Stations Detect 'Silent Earthquakes' In Costa Rica
February 15, 2009 — After installing an extensive network of monitoring stations in Costa Rica, researchers have detected slow slip events (also known as "silent earthquakes") along a major fault zone beneath the Nicoya ... > full story -
African Initiative Trains Students, Explores Geophysical Mysteries
February 13, 2009 — Earthquakes, volcanoes and the African superplume are only some of the phenomena under investigation through AfricaArray, a program that establishes geophysical observatories, trains African and ... > full story -
Rift Zones: New Understanding Of Incredible Forces, Oil And Gas Reserves Beneath The Earth’s Surface
February 11, 2009 — Researchers have developed a new model to explain the forming of rift zones. Rift zones are long cracks in the Earth's crust between the tectonic plates. They are generally over 1000km long, 30-100km ... > full story -
Simple Method Strengthens Schools, Other Buildings Against Earthquakes
February 10, 2009 — Civil engineers using a specialized laboratory have demonstrated the effectiveness of a simple, inexpensive method to strengthen buildings that have a flaw making them dangerously vulnerable to ... > full story -
Mega-Earthquake Risk For West Coast, US And Canada? Seismic Slip Linked To Tremor, With Implications For Subduction Zone
January 29, 2009 — New evidence suggests that tectonic plate slippage and nonvolcanic tremor near the Cascadia subduction zone both are signs of processes taking place 25 miles deep at the interface of the Juan de Fuca ... > full story -
Early Warning Systems Underestimate Magnitude Of Large Earthquakes
January 28, 2009 — Scientists seek to create reliable early warning systems that accurately estimate the magnitude of an earthquake within the first seconds of rupture. Scientists looked at the idea that an ... > full story -
'Fossil Earthquakes' Abundant
January 28, 2009 — Rocks formed only under the extreme heat and friction during earthquakes, called pseudotachylytes, may be more abundant than previously reported, according to new research focused on eight faults ... > full story -
New Liquefaction Hazard Maps Of Santa Clara Valley, Northern California
January 27, 2009 — New hazard maps for Northern California delineate the probability of earthquake-induced liquefaction, based on three scenarios: A magnitude 7.8 on the San Andreas Fault comparable to the 1906 event, ... > full story -
Earthquakes, El Ninos Fatal To Earliest Civilization In Americas
January 19, 2009 — First came the earthquakes, then the torrential rains. But the relentless march of sand across once fertile fields and bays, a process set in motion by the quakes and flooding, is probably what did ... > full story -
Large Earthquakes Trigger A Surge In Volcanic Eruptions
January 10, 2009 — New evidence shows that very large earthquakes can trigger an increase in activity at nearby volcanoes. An analysis of records in southern Chile has shown that up to four times as many volcanic ... > full story
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