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Earth Sciences Feb 14, 2019

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 outer core. That's not wrong, but it does leave out several other layers that ...

Earth Sciences Feb 26, 2024

Earthquake research traces the pace of an approaching 'seismic dragon king'

The 'Dragon King' theory was proposed based on the physics of complexity. According to this theory, 'Dragon King' events deviate from the power law distribution as a statistical outlier and, noticeably, have predictability.

Earth Sciences Sep 18, 2018

Geoscientists find unexpected 'deep creep' near San Andreas, San Jacinto faults

A new analysis of thousands of very small earthquakes that have occurred in the San Bernardino basin near the San Andreas and San Jacinto faults suggests that the unusual deformation of some—they move in a different way ...

Earth Sciences Oct 5, 2023

AI-driven earthquake forecasting shows promise in trials

A new attempt to predict earthquakes with the aid of artificial intelligence has raised hopes that the technology could one day be used to limit earthquakes' impact on lives and economies. Developed by researchers at The ...

Earth Sciences May 13, 2016

New research estimates probability of mega-earthquake in the Aleutians

A team of researchers from the University of Hawai'i at Mānoa (UHM) published a study this week that estimated the probability of a Magnitude 9+ earthquake in the Aleutian Islands—an event with sufficient power to create ...

Earth Sciences Jul 19, 2016

Some earthquakes on San Andreas Fault triggered by gravitational tug of sun and moon

The gravitational tug between the sun and moon is not just a dance of high and low tides: It can also trigger a special kind of earthquake on the San Andreas Fault.

Earth Sciences Apr 14, 2020

Timing of large earthquakes follows a 'devil's staircase' pattern

At the regional level and worldwide, the occurrence of large shallow earthquakes appears to follow a mathematical pattern called the Devil's Staircase, where clusters of earthquake events are separated by long but irregular ...

Earth Sciences Jun 13, 2023

Why hasn't LA seen a big San Andreas quake recently? Researchers find a clue

It's a riddle that has both blessed California and still raises worries for the future: Why hasn't L.A. seen a big San Andreas earthquake in generations? And what does that mean when it does come?

Mathematics Nov 18, 2021

New method to analyze low-probability, high-risk events such as earthquakes, pandemics

Quick—if you had to guess, what would you think is most likely to end all life on Earth: a meteor strike, climate change or a solar flare? (Choose carefully.)

Earth Sciences May 21, 2016

Japanese-language MyShake app crowdsources earthquake shaking

University of California, Berkeley, scientists are releasing a Japanese version of an Android app that crowdsources ground-shaking information from smartphones to detect quakes and eventually warn users of impending jolts ...

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