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Earth Sciences Sep 27, 2022

Edge waves, continental shelf fueled the 2021 Acapulco Bay tsunami

Trapped inside the shoreline of a bay, the resonant interactions of a tsunami with regular waves can prolong the tsunami disturbance. For the 2021 magnitude 7 Acapulco, Mexico earthquake and tsunami, edge waves in the bay ...

Environment Sep 22, 2022

6.8 magnitude earthquake shakes Mexico, 2 dead

A powerful magnitude 6.8 earthquake struck Mexico early Thursday, causing at least two deaths, damaging buildings and setting off landslides.

Earth Sciences Sep 15, 2022

Cracking the secrets to earthquake safety, one shake simulation at a time

To make sure our buildings and infrastructure are earthquake-safe, we must understand how seismic activity affects different structures. Miniature models and historical observations are helpful, but they only scratch the ...

Environment Sep 5, 2022

Southwest China quake leaves 46 dead, triggers landslides (Update)

At least 46 people were reported killed and 16 missing in a 6.8 magnitude earthquake that shook China's southwestern province of Sichuan on Monday, triggering landslides and shaking buildings in the provincial capital of ...

Environment Aug 14, 2022

Magnitude 5.7 earthquake shakes part of eastern Indonesia

An undersea earthquake shook part of eastern Indonesia on Sunday, but there were no immediate reports of deaths or major damage.

Earth Sciences Aug 10, 2022

Going deep: New ground motion model more accurately simulates earthquakes, explosions

Lawrence Livermore National Laboratory (LLNL) scientists have created a new adjoint waveform tomography model that more accurately simulates earthquake and explosion ground motions. The paper, published in the Journal of ...

Earth Sciences Aug 10, 2022

Deep earthquakes suggest well-hydrated Mariana subduction zone

On the surface, subduction zones manifest as oceanic trenches, the deepest of which is the Mariana Trench in the Pacific Ocean. One notable feature of many trenches is their outer rise, a shallow bulge on the outskirts of ...

Earth Sciences Aug 2, 2022

Nanoscale observations simplify how scientists describe earthquake movement

Using single calcite crystals with varying surface roughness allows engineers to simplify the complex physics that describes fault movement. In a new study from the University of Illinois Urbana-Champaign, researchers show ...

Environment Jul 28, 2022

Hundreds of aftershocks shake earthquake-hit northern Philippines

Anxious residents slept outside after hundreds of aftershocks rattled the earthquake-hit northern Philippines, locals said Thursday, as President Ferdinand Marcos Jr inspected damage in the region.

Earth Sciences Jul 26, 2022

The physics of snow slab avalanches similar to that of earthquakes

Scientists from EPFL and the WSL Institute for Snow and Avalanche Research SLF have gained deeper insight into how snow slab avalanches form, paving the way to more effective risk assessment measures for these catastrophic ...

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