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geology

Elevated photo of a busy Hong Kong street during a light rain
Posted inResearch Spotlights

Chinese Swamp Core Reveals 47,000 Years of Monsoon History

Sarah Stanley, Science Writer by Sarah Stanley 2 April 202027 January 2023

Magnetic analysis of mineral composition supports the importance of tropical climate processes in shaping long-term monsoon patterns.

A mountainside exposing sedimentary rocks of the Fifteenmile Group in the Ogilvie Mountains, Yukon
Posted inResearch Spotlights

Review of Go-To Iron Analysis Method Reveals Its Pros and Cons

by David Shultz 27 March 202016 June 2022

Researchers validated some steps in the standard sequential chemical technique used to extract different forms of iron from rock samples but found inconsistencies in other steps.

Hellisheiði Geothermal Power Station with steam plumes sitting amid green hills
Posted inNews

Basalts Turn Carbon into Stone for Permanent Storage

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 20 March 202022 November 2021

Scientists have shown that mineral carbonation can permanently capture and store carbon quickly enough and safely enough to rise to the challenge of climate change.

Illustration of a huge planetoid impacting Earth
Posted inNews

Earth Rocks and Moon Rocks Are More Different Than We Thought

Javier Barbuzano, Science Writer by Javier Barbuzano 9 March 202010 November 2021

New analyses of oxygen isotopes reveal terrestrial and lunar rocks aren’t as similar as previously thought, potentially changing the way we think the Moon formed.

Cliff face next to a river with markers of different strata in Japanese
Posted inNews

Japan Puts Its Mark on Geologic Time with the Chibanian Age

Tim Hornyak, Science Writer by Tim Hornyak 30 January 20203 July 2023

The newly named period in the Pleistocene identifies a key moment in geological history: the last time Earth’s magnetic poles switched places.

Black-and-white photo of a rubble-filled city street and a queue of people filing out
Posted inNews

Finding Faults in Our Past: Uncovering the Messina Earthquake

Sarah Derouin, Science Writer by Sarah Derouin 19 December 20198 December 2022

The source of the deadly 1908 Italian earthquake may finally be identified, thanks to a fresh look at the geomorphology of the Strait of Messina.

Ethan Baxter examining garnet samples on an island cliff in Sifnos, Greece
Posted inNews

Using Garnets to Explore Arc Magma Oxidation

Rachel Crowell, Science Writer by Rachel Crowell 26 November 20195 October 2022

Samples collected from Greece help researchers piece together a scientific puzzle.

Off-road vehicle kicks up dust in the desert
Posted inNews

Asbestos Fibers Thread Through Rocks and Dust Outside Vegas

Megan Sever, Science Writer by Megan Sever 6 November 20199 September 2024

Scientists found natural asbestos minerals in one of the fastest-growing counties in the United States. The health implications aren’t clear, nor are the impacts on development.

Colorful satellite image of the location where a submarine canyon’s deep waters meet the Grand Bahama Bank
Posted inNews

How Do Submarine and Terrestrial Canyons Compare?

Rachel Crowell, Science Writer by Rachel Crowell 6 November 201929 June 2022

Insights from a new study could spark discoveries about Martian landscapes and also help researchers get to the bottom of canyon formation here on Earth.

A person stands inside the Pulpí geode.
Posted inNews

Giant Geode Grew Slow and Steady

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 28 October 201911 January 2022

Temperature fluctuations, maybe from climate or maybe from geothermal systems, amplified a natural process that grew the crystals.

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