• About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Third Pod from the Sun
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Newsletter
  • Submit to Eos
  • AGU.org
  • AGU Publications
    • AGU Journals
    • Editors’ Highlights
    • Editors’ Vox
  • Career Center
  • AGU Blogs
  • Join AGU
  • Give to AGU
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Third Pod from the Sun
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Newsletter
  • Submit to Eos
Skip to content
Eos

Eos

Science News by AGU

Sign Up for Newsletter

limestone

Australia’s remote Nullarbor Plain.
Posted inNews

A Mysterious Dome Reveals Clues to Australia’s Miocene History

by Nathaniel Scharping 17 October 202226 January 2023

The Nullarbor Plain has been relatively untouched by geological forces, leaving traces of the continent’s deep past.

Roman ruins in the ancient city of Volubilis, Morocco
Posted inNews

Roman-Era Millstone and Mixer Makers Knew Their Rocks

by Carolyn Wilke 18 November 202113 October 2022

The geochemistry of basalt millstones and mixers from the city of Volubilis suggests a local origin—and that rocks were picked for specific purposes, from crushing olives to mixing dough.

Map of Kentucky showing indoor radon potential
Posted inNews

Detailed Geologic Mapping Helps Identify Health Hazards

by Sarah Derouin 27 July 202113 October 2022

A team of geologists and nursing researchers created an interactive radon hazard map for Kentucky residents—and it was possible only because of the high-resolution bedrock mapping in the state.

Looking out from inside Lower Antelope Canyon, with the sky near the top of the frame. Characteristic layering in the sandstone is visible.
Posted inResearch Spotlights

The First Angstrom-Scale View of Weathering

by Kate Wheeling 15 March 202113 October 2022

Researchers observe how water vapor and liquid alter sedimentary rocks through physical and chemical processes.

A roadcut in Kentucky reveals layers of Camp Nelson Limestone
Posted inResearch Spotlights

Certain Rock Formations Can Lead to In-Home Radon Risks

by Aaron Sidder 11 December 202013 October 2022

Researchers in Kentucky have merged results from home test kits with the state’s geologic map to produce a map of indoor radon potential based on the geology underlying homes in the state.

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.

The Washington Monument peeks out from behind a sandstone gatepost
Posted inGeoFIZZ

Self-Guided Tour of the Geology in D. C. Buildings

by L. Strelich 6 December 201813 October 2022

The architecture of the nation’s capital reveals a secret geologic history—take a walking tour to spot the interesting fossils and minerals in the stones used to build the halls of power.

Posted inEditors' Highlights

Acoustic Monitoring of Inelastic Compaction in Porous Limestone

by A. Revil 12 April 201813 October 2022

During triaxial compression experiments, acoustic monitoring reveals compaction localization in a high porosity limestone, accompanied by a significant decrease in P-wave velocity.

Researchers assess whether methods of studying alluvial rivers are helpful to understanding behavior of rivers without loose sediment.
Posted inResearch Spotlights

How Do Rivers Flow over Bedrock?

by Terri Cook 8 May 201713 October 2022

A study questions whether the hydraulics of rivers that lack loose sediments along their bottoms can be accurately depicted by standard equations for flow over sediment.

Posted inNews

How Bat Breath and Guano Can Change the Shapes of Caves

by JoAnna Wendel 9 November 201513 October 2022

Researchers working in caves in Borneo and elsewhere are finding evidence that biological processes shape many tropical caves by slowly eating away at surrounding rock.

Features from AGU Journals

RESEARCH SPOTLIGHTS
JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


About Eos
Contact
Advertise

Submit
Career Center
Sitemap

© 2023 American Geophysical Union. All rights reserved. Proudly powered by Newspack by Automattic