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Earth Sciences Apr 11, 2023

Warm liquid spewing from Oregon seafloor comes from Cascadia fault, could offer clues to earthquake hazards

The field of plate tectonics is not that old, and scientists continue to learn the details of earthquake-producing geologic faults. The Cascadia Subduction Zone—the eerily quiet offshore fault that threatens to unleash a ...

Earth Sciences Apr 5, 2023

Hundreds of very shallow earthquakes detected in California's Long Beach and Seal Beach

Seismic arrays deployed in California's Long Beach and Seal Beach areas detected more than a thousand tiny earthquakes over eight months, many of them located at surprisingly shallow depths of less than two kilometers below ...

Social Sciences Mar 31, 2023

In Turkey, women are feeling the worst aftershocks of the earthquake, which could lead to dwindling trust in government

When natural disasters strike, women and girls tend to experience disproportionate challenges and heightened risks.

Earth Sciences Mar 30, 2023

Earthquake in Turkey was a doublet: First quake triggered second in neighboring fault

ETH Zurich researcher Luca Dal Zilio offers an insightful summary of the recent earthquakes in Turkey and Syria, shedding light on the complex nature of this event. He discusses the lessons that can be drawn from it to better ...

Social Sciences Mar 13, 2023

Syrian earthquake devastated an area that was already a disaster zone—and highlights the vital role of local aid groups

Three weeks after the February 2023 earthquakes struck Turkey and Syria, I stood amid the rubble in Jindires, a devastated Syrian village. An estimated 50,000 people had lost their lives in the two countries by that point, ...

Environment Mar 11, 2023

Quake swarms at neighboring Alaska volcanoes raise concerns

Not one but two volcanoes on the same island in Alaska's Aleutian chain were rocked by earthquakes on Friday, prompting concerns about a possible eruption.

Earth Sciences Mar 10, 2023

Mapping the fizzy brines and fluid-filled fractures below a volcano

Earth's crust contains pockets of water, metal-rich brines, gas and molten rock, especially near volcanoes and other sites of geothermal activity. Knowing where these fluids are and their precise composition can help scientists ...

Earth Sciences Mar 8, 2023

Alaska study compares ground motion, magnitude estimates from satellite and seismic records

When it comes to making a rapid estimate of ground motion and moment magnitude for an earthquake, using data from Global Navigation Satellite Systems (GNSS) might be a good alternative or addition to data from seismic stations.

Earth Sciences Mar 7, 2023

Scientists introduce new seismic risk model for Switzerland

Imagine a magnitude 6 earthquake striking ten kilometers north-east of the city of Zurich at some point in the future. That's a massive, seriously destructive earthquake that would be felt in all of Switzerland and would ...

Earth Sciences Mar 7, 2023

Study unveils the mechanism behind the generation of large tsunamis off the Northwest Mexican coast

The Northwest Pacific coast of Mexico is an area struck by large earthquakes and tsunamis as a result of the interaction of two tectonic plates. However, to date, the structure of the continental margin and, therefore, the ...

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