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geology

Jonny Wu (left) and Spencer Fuston point to a slide displaying mantle tomography in the North Pacific Ocean.
Posted inNews

The Resurrection Plate Is Dead, Long Live the Resurrection Plate

Rachel Fritts, Science Writer by Rachel Fritts 16 November 202027 January 2023

Using a technique similar to taking a CT scan of Earth, researchers found the possible remnants of a long-debated “missing” tectonic plate.

Photograph of pseudotachylytes, also known as “earthquake fossils”, from Santa Rosa, California
Posted inEditors' Vox

New Insights from the Magnetic Properties of Fault Rocks

by Mark J. Dekkers, E. C. Ferré, Y.-M. Chou, T. Yang, J. Chen, E.-C. Yeh and W. Tanikawa 13 November 20206 October 2021

Magnetic studies offer a new strand for the analysis of faulting processes and could help with better understanding of fault rupture and earthquakes.

Photograph of the eruption of Eyjafjallajökull in 2010
Posted inEditors' Vox

A Geologist’s Guide to Exploring and Understanding Iceland

by Tamie J. Jovanelly 5 November 202010 November 2021

A new book explores the geophysical processes that have shaped Iceland over 30 million years and continue to influence the landscape.

Different scenarios influencing plate thickness
Posted inEditors' Highlights

Frequency Dependent Plates

by Thorsten W. Becker 16 October 202030 September 2022

Rocks stretch, break, and flow, depending on how and under which conditions they are loaded. A new formulation to better capture Earth’s rheology is explored in the context of plate thickness.

A drone hovers over a spring in Fitchburg, Wis.
Posted inNews

Taking an Aerial View Underground

by Jady Carmichael 6 October 20208 September 2022

Wisconsin geologists are testing using drones equipped with thermal cameras to measure shallow soil depths in areas prone to groundwater contamination.

A fish jumps out of the water as it heads upstream
Posted inResearch Spotlights

How River Capture Affects the Evolution of Aquatic Organisms

by David Shultz 28 September 202030 March 2023

River basins are dynamic environments that are always changing and reorganizing under geologic forces. New research investigates how this shape shifting influences aquatic speciation and extinction.

The buildings on Cornell University’s central campus all require heat during the cold winters in Ithaca, N.Y.
Posted inScience Updates

Exploring by Boring: Geothermal Wells as Research Tools

by T. Jordan, P. Fulton, J. Tester, H. Asanuma and D. Bruhn 10 September 20205 December 2022

As part of an effort to develop a geothermal energy source beneath its campus, Cornell University is planning to probe the “boring” old continental crust upon which many people live.

The entrance to the Hranice Abyss in the eastern Czech Republic.
Posted inResearch Spotlights

World’s Deepest Freshwater Cave May Be a Kilometer Deep

by Lauren Lipuma 8 September 202013 October 2022

The Czech Republic’s Hranice Abyss is more than twice as deep as researchers thought.

Interpretations of seismic reflection transects across a section of the Australia-Antarctic rift margin
Posted inEditors' Highlights

New Data from Earth’s Largest Non-Volcanic Rift Margin

by W. Behr 24 August 202027 January 2023

Seismic reflection images combined with petrological data provide new constraints on the nature of the basement in the enigmatic Australia-Antarctic oceanic-continent transition zone.

A smiling Casey Moore sits at a desk aboard the drilling vessel JOIDES Resolution
Posted inNews

J. Casey Moore (1945–2020)

by C. Rowe and T. Byrne 5 August 20201 October 2021

This polymath Earth scientist pioneered multidisciplinary studies of subduction zones on land and at sea.

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