Earthquakes News

August 25, 2016

Erosion and Tectonics in the Himalayas

Better Understanding Seismic Hazards

Earth's Mantle: Driving Role in Plate Tectonics?

Record-Breaking Volcanic Kettle On Iceland

Latest Headlines

updated 11:01pm EDT

Post-Disaster Optimization Technique Capable of Analyzing Entire Cities

Aug. 24, 2016 — Scientists have created a novel method that represents a major improvement in existing post-disaster optimization methodologies. Their technique, Algorithm with Multiple-Input Genetic Operators ... read more

Seismic Shield: Large-Scale Metamaterials Combat Earthquakes in 3-D Model

Aug. 24, 2016 — Numerical analysis considers both surface and guided waves, accounts for soil dissipation, and provides design guidelines for implementing earthquake protection using an array of ground-based ... read more

Some Signs of Induced Seismicity Spotted in Salton Trough's Geothermal Production Fields

Aug. 22, 2016 — In some parts of Southern California's Brawley Seismic Zone, geothermal energy production may be increasing the background seismicity rate, but ... read more

2014 Napa Earthquake Continued to Creep, Weeks After Main Shock

Aug. 19, 2016 — On August 24, 2014, just south of Napa, California, a fault in Earth suddenly slipped, violently shifting and splitting huge blocks of solid rock, 6 miles below the surface. ... read more

International Ocean Drilling Expedition to Understand Causes of the Indian Ocean 2004 Earthquake and Tsunami

Aug. 8, 2016 — The devastating earthquake that struck North Sumatra and the Andaman and Nicobar Islands on Boxing Day in 2004 caused a ... read more

Subduction Zone Earthquakes Off Oregon, Washington More Frequent Than Previous Estimates

Aug. 5, 2016 — A new analysis suggests that massive earthquakes on northern sections of the Cascadia Subduction Zone, affecting areas of ... read more

The Search for the Earthquake Nucleus

Aug. 1, 2016 — Where a tectonic plate dives under another, in the so-called subduction zones at ocean margins, many strong earthquakes occur. Especially the earthquakes at shallow depths ... read more

Earthquake-Resilient Pipeline Could Shake Up Future for Aging Infrastructure on West Coast

July 26, 2016 — A new earthquake-resilient pipeline has been designed to better protect southern California’s water utility network from ... read more

Ancient Temples in the Himalaya Reveal Signs of Past Earthquakes

July 26, 2016 — Tilted pillars, cracked steps, and sliding stone canopies in a number of 7th-century A.D. temples in northwest India are among the telltale signs that seismologists are using ... read more

Magma Build-Up May Put Salvadoran Capital at Risk

July 25, 2016 — The build-up of magma six kilometres below El Salvador’s Ilopango caldera means the capital city of San Salvador may be at risk from future eruptions, researchers have ... read more

Drone Footage Shows Extent of Japan Quake Damage

Shell's Arctic Oil Exploration Was Always A Risk

Strong Tremors Felt in India as Massive Quake Hits Region

Seismic Activity Halts Recovery at Japan Volcano

The Math of Earthquakes

Aug. 18, 2016 — A computational science doctoral student has successfully tied a new mathematical modeling process to the study of ... read more

Tide-Triggered Tremors Give Clues for Earthquake Prediction

July 21, 2016 — The triggering of small, deep earthquakes along California's San Andreas Fault reveals depth-dependent frictional behavior that may provide insight into patterns signaling when a major quake ... read more

Elderly Japanese Most Resilient in Wake of Triple Disaster, Study Finds

July 19, 2016 — Older people in Japan are more resistant to the impacts of disasters on their health than younger generations, a study ... read more

Better Understanding Post-Earthquake Fault Movement

July 18, 2016 — Preparation and good timing enabled researchers to collect a unique data set following the 2014 South Napa earthquake that showed different parts of the fault, sometimes only a few kilometers apart, ... read more

Earthquake Prediction: An Innovative Technique for Monitoring Submarine Faults

July 13, 2016 — To monitor a segment of the North Anatolian seismic fault near Istanbul, an international team of researchers has installed a network of transponders on the floor of the Sea of Marmara. The aim is to ... read more

A Giant Quake May Lurk Under Bangladesh and Beyond

July 11, 2016 — A huge earthquake may be building beneath Bangladesh, the most densely populated nation on earth. Scientists say they have new evidence of increasing strain there, where two tectonic plates underlie ... read more

Understanding Tsunamis With EM Fields

July 7, 2016 — New research shows that important focal parameters of tsunamigenic earthquakes -- particularly fault dip direction -- can be extracted from tsunami-borne electromagnetic fields. Such details may ... read more

New Study Upends a Theory of How Earth's Mantle Flows

July 6, 2016 — A new study carried out on the floor of Pacific Ocean provides the most detailed view yet of how the earth's mantle flows beneath the ocean's tectonic plates. The findings appear to upend a ... read more

Penguin Colonies at Risk from Erupting Volcano

July 6, 2016 — A volcano erupting on a small island in the Sub Antarctic is depositing ash over one of the world's largest penguin colonies. Zavodovski Island is a small island in the South Sandwich ... read more

Fukushima and the Oceans: What Do We Know, Five Years On?

June 30, 2016 — A major international review of the state of the oceans five years after the Fukushima disaster shows that radiation levels are decreasing rapidly except in the harbor area close to the nuclear plant ... read more

Plate Tectonics Without Jerking: Detailed Recordings of Earthquakes on Ultraslow Mid-Ocean Ridges

June 29, 2016 — The earthquake distribution on ultra-slow mid-ocean ridges differs fundamentally from other spreading zones. Water circulating at a depth of up to 15 kilometers leads to the formation of rock that ... read more

Giant Blobs of Rock, Deep Inside the Earth, Hold Important Clues About Our Planet

June 24, 2016 — Two massive blob-like structures lie deep within the Earth, roughly on opposite sides of the planet. The two structures, each the size of a continent and 100 times taller than Mount Everest, sit on ... read more

New Analysis Reveals Large-Scale Motion Around San Andreas Fault System

June 20, 2016 — By carefully analyzing the data recorded by the EarthScope Plate Boundary Observatory's GPS array researchers discovered nearly 125 mile-wide 'lobes' of uplift and subsidence -- a few ... read more

Researcher Helps Break Ground on Forecasting Earthquakes

June 14, 2016 — Researchers are breaking ground on the complexity of earthquakes and the possibility to forecast ... read more

Arc Volcano Releases Mix of Material from Earth's Mantle and Crust

June 13, 2016 — Basalt from a common type of volcano shows a surprising contribution from the descending oceanic plate. Analyses show that magnesium atoms are somehow drawn out of the crust, deep below the ... read more

Electrical Conductivity of Salt Water in Seismogenic Zones Theoretically Determined

June 13, 2016 — Scientists have succeeded in theoretically determining the electrical conductivity of NaCl solution (salt water) in a high-temperature and high-pressure environment at ground depths ranging from 10 ... read more

Mounting Tension in the Himalaya

June 13, 2016 — In the days following the April 2015 earthquake in Nepal, afterslip produced little surface evidence of continued movement. That meant only one of two things could be happening: either the part of ... read more

Deep 'Scars' from Ancient Geological Events Play Role in Current Earthquakes

June 10, 2016 — Super-computer modelling of Earth's crust and upper-mantle suggests that ancient geologic events may have left deep 'scars' that can come to life to play a role in earthquakes, ... read more

A Warning System for Tsunamis

May 24, 2016 — Scientists have developed the Time Reverse Imaging Method to take real-time data from the ocean sensors and use that information to recreate what the tsunami looked like when it was born. Once ... read more

New Study Finds Major Earthquake Threat from the Riasi Fault in the Himalayas

May 18, 2016 — New geologic mapping in the Himalayan mountains of Kashmir between Pakistan and India suggests that the region is ripe for a major earthquake that could endanger the lives of as many as a million ... read more

Thursday, August 18, 2016