Tags Earthquake

Tag: Earthquake

Massive Bolivian earthquake reveals mountains 660 kilometers below our feet

Most schoolchildren learn that the Earth has three (or four) layers: a crust, mantle and core, which is sometimes subdivided into an inner and...

Indonesia’s devastating 2018 earthquake was a rare supershear, UCLA study finds

The devastating 7.5 magnitude earthquake that struck the Indonesian island of Sulawesi last September was a rare "supershear" earthquake, according to a study led...

Earthquake with magnitude 7.5 in Indonesia—an unusual and steady speed

An international team of researchers from the French National Research Institute for Sustainable Development (IRD-France), Université Côte d"Azur, University of California Los Angeles and...

MERMAIDs reveal secrets from below the ocean floor

Seismologists use waves generated by earthquakes to scan the interior of our planet, much like doctors image their patients using medical tomography. Earth imaging...

Waiting for the complete rupture

In April 2015, Nepal -- and especially the region around the capital city, Kathmandu -- was struck by a powerful tremor. An earthquake with...

Drilling deep for clues on earthquakes

Lingering motion sickness is one of the occupational hazards of working at sea off the coast of Japan for three weeks. Hiroki Sone can...

New computer modeling approach could improve understanding of megathrust earthquakes

Years before the devastating Tohoku earthquake struck the coast of Japan in 2011, the Earth's crust near the site of the quake was starting...

Deep low-frequency earthquakes indicate migration of magmatic fluids beneath Laacher See...

Magma could rise from the upper mantle into the middle and upper crust beneath the Laacher See Volcano (Rhineland-Palatinate). This is the result of...

Q&A: Creating a “Virtual Seismologist”

Understanding earthquakes is a challenging problem—not only because they are potentially dangerous but also because they are complicated phenomena that are difficult to study....

Alaska earthquakes offer new insight into improving hazard assessment

The 2016 Iniskin earthquake (magnitude 7.1) that shook Anchorage, Alaska, was captured by the seismometers of the EarthScope Transportable Array. This data is helping...

Oil extraction likely triggered mid-century earthquakes in L.A.

World War II-era oil pumping under Los Angeles likely triggered a rash of mid-sized earthquakes in the 1930s and 1940s, potentially leading seismologists to...

Punctuated earthquakes for New Madrid area: New research uncovers cluster of...

In 1811 and 1812, the region around New Madrid, Missouri, experienced a number of major earthquakes. The final and largest earthquake in this sequence...

White line of algae deaths marks uplift in 2016 Chilean earthquake

A bleached fringe of dead marine algae, strung along the coastlines of two islands off the coast of Chile, offers a unique glimpse at...

Where water goes after fracking is tied to earthquake risk

In addition to producing oil and gas, the energy industry produces a lot of water, about 10 barrels of water per barrel of oil...

Micro-earthquakes preceding a 4.2 earthquake near Istanbul as early warning signs?

One of the high-risk geological structures lies near Istanbul, a megacity of 15 million people. The North Anatolian fault, separating the Eurasian and Anatolian...

Relationship between tremors, water at the Cascadia margin

The earthquakes are so small and deep that someone standing in Seattle would never feel them. In fact, until the early 2000s, nobody knew...

Mexico’s 2017 Tehuantepec quake suggests a new worry

Last September's magnitude 8.2 Tehuantepec earthquake happened deep, rupturing both mantle and crust, on the landward side of major subduction zone in the Pacific...

Quiescent British Columbia fault capable of producing large earthquakes

A Canadian fault scientists thought was inactive may actually be capable of producing large-magnitude earthquakes, a new study finds. The results suggest residents of...

Huge earthquake simulator getting upgrade to better simulate deadly temblors

The University of California, San Diego's outdoor shake table in Scripps Ranch will soon give engineers a truer sense of the fury released when...

Kaikoura earthquake research suggests new approach to earthquake forecasting

New research led by Victoria University of Wellington geophysicist Associate Professor Simon Lamb and published in Nature Geoscience has revealed how understanding the events...

MOST POPULAR

MORE ARTICLES