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geology

Photomicrographs in backscatter electron image mode of tholeiitic basalt samples
Posted inEditors' Highlights

A Thermochemical Recording Mechanism of Earth’s Magnetic Field

by Bjarne S. G. Almqvist 27 September 201910 November 2021

A laboratory study assesses thermochemical remanence as a reliable paleointensity recorder, which could open new venues for studying Earth’s ancient magnetic field.

Muscovite in polarized light
Posted inNews

Ancient Precipitation Reveals Clues About Mountains and Climate

Katherine Kornei, Science Writer by Katherine Kornei 17 September 20192 March 2023

By studying the chemical signatures of 300-million-year-old precipitation, researchers find evidence that the supercontinent Pangea contained peaks as tall as the European Alps.

Photo of an array of cigarette butts
Posted inNews

Will Cigarette Butts Be Our Environmental Legacy?

Lucas Joel by L. Joel 11 September 20193 November 2021

People litter them by the trillions—but how long will butts last through the ages?

Close-up photo of tan sandstone with gray splotches
Posted inNews

Paleontologists Peer Inside Billion-Year-Old Cells

Hannah Thomasy, Science Writer by Hannah Thomasy 6 August 201922 February 2022

Scientists have discovered the fossilized remains of Precambrian cells extraordinarily preserved with the rare earth element phosphates monazite and xenotime.

The International Ocean Discovery Program’s JOIDES Resolution sits in port in Hobart, Tasmania, Australia, at the end of IODP Expedition 318 in 2010.
Posted inResearch Spotlights

An Integrated History of the Australian-Antarctic Basin

by Terri Cook 15 July 201929 June 2022

The first basin-wide compilation of seismic and geologic data shows that both margins experienced similar sedimentation patterns prior to the onset of Antarctic glaciation.

Photo of a gorgeous rocky coastline
Posted inNews

The Search for the Impact That Cratered Ancient Scotland

Nola Taylor Redd, Science Writer by Nola Taylor Tillman 12 July 201928 January 2022

Great Britain’s largest impact crater likely lies in the Scottish Highlands. Scientists dispute whether it’s to the west or the east.

Illustration of an erupting volcano on Venus
Posted inFeatures

Resurrecting Interest in a “Dead” Planet

Damond Benningfield, Science Writer by Damond Benningfield 11 July 201917 January 2023

New research suggests that the surface of Venus is busy, but it may take new missions to our “sibling” planet to confirm this.

Three people listen while a guy in a lei talks animatedly on the deck of a ship
Posted inNews

Limiting Factor Was a Science Opportunity for a Deep-Sea Geologist

Ilima Loomis, Science Writer by Ilima Loomis 3 July 20192 March 2023

For Mariana Trench expert Patricia Fryer, an extreme explorer’s record-setting dive was a chance to retrieve some of the deepest samples ever collected.

Landslides after 2008 Wenchuan earthquake
Posted inEditors' Vox

Cascading Down the Mountain

by X. Fan, G. Scaringi, Q. Xu and R. Huang 24 June 201931 March 2023

Earthquakes in mountain ranges produce a cascade of geological disturbances and hazards, from enormous landslides to climate change.

The Bishop Tuff in California
Posted inResearch Spotlights

Paleomagnetism Indicators May Be Flawed

Aaron Sidder, freelance science writer by Aaron Sidder 3 June 201914 March 2023

A new study finds that magnetism in volcanic ash tuff forms through varied processes, calling into question previously reliable signatures used to study variations in Earth’s magnetic field.

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Publishing Participatory Science: The Community Science Exchange

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