• About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Support Eos
Sign Up for Newsletter
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

paleoclimatology & paleoceanography

A researcher in a hard hat sits in a backlit cave with a small metal instrument.
Posted inNews

Major Droughts Coincided with Classic Maya Collapse

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 24 September 202524 September 2025

Understanding how individual cities responded to climate stress will help create holistic pictures of how these societies functioned.

The Sun rises over the ocean. Purple clouds are in the sky above.
Posted inResearch Spotlights

Paleoclimate Patterns Offer Hints About Future Warming

by Rebecca Owen 15 September 202515 September 2025

A new study examines 10 million years of sea surface temperature data to offer predictions about how future warming may unfold.

A large iceberg floats in blue Arctic Ocean water.
Posted inNews

Arctic Ice Shelf Theory Challenged by Ancient Algae

by Andrew Chapman 13 August 202513 August 2025

Chemical signatures of marine organisms reveal that seasonal sea ice, not a massive ice shelf, persisted in the southern Arctic Ocean for 750,000 years.

Imagen de tomografía computarizada en blanco y negro de un núcleo de coral.
Posted inScience Updates

Un repositorio de núcleos de coral diseñado para la transparencia y accesibilidad

by Avi Strange, Oliwia Jasnos, Lauren T. Toth, Nancy G. Prouty and Thomas M. DeCarlo 8 August 202511 August 2025

CoralCT archiva datos originales y procesados de núcleos de corales y arrecifes, preservando información valiosa sobre cómo los corales responden a cambios medioambientales.

An image of a slab of coral. Dark and light bands can be seen, which correlate with growing seasons.
Posted inNews

Coral Cores Pinpoint Onset of Industrial Deforestation

by Grace van Deelen 7 August 20257 August 2025

Trace elements in coral reefs provide a timeline of how Borneo’s rainforests have been altered by industry.

Gray-brown cliffs with spires next to a body of water
Posted inNews

Cave Deposits Reveal a Permafrost-Free Arctic

by Kaja Šeruga 4 August 20254 August 2025

Mineral cave deposits from northern Siberia show that the region was permafrost free during the late Miocene period, when Earth was warmer than today.

Close-up view of pieces of sea ice separated by a strip of open water.
Posted inScience Updates

Finding Consensus on Arctic Ocean Climate History

by Jochen Knies, Matt O’Regan and Claude Hillaire Marcel 25 June 202525 June 2025

Understanding the effects of a “blue” Arctic Ocean on future climate requires a coordinated effort to study Earth’s past warm periods using a variety of classical and cutting-edge methods.

Black-and-white computed tomography image of a coral core
Posted inScience Updates

A Coral Core Archive Designed for Transparency and Accessibility

by Avi Strange, Oliwia Jasnos, Lauren T. Toth, Nancy G. Prouty and Thomas M. DeCarlo 20 June 202511 August 2025

CoralCT archives raw and processed data from coral and reef core samples, preserving valuable insights into how corals respond to environmental changes.

An 8-centimeter-long metric ruler has silhouetted images of the classic “evolution of man.” The ruler is next to a fossil of a leaf.
Posted inResearch Spotlights

Early Apes Evolved in Tropical Forests Disturbed by Fires and Volcanoes

by Madeline Reinsel 12 June 202511 June 2025

Fossils discovered at an early Miocene site in Kenya include a new type of early ape and offer clues about the environment inhabited by human ancestors.

Fine-grained sand on the ocean floor, marked by the rippling movement of currents
Posted inResearch Spotlights

Mapping the Ocean Floor with Ancient Tides

Aaron Sidder, freelance science writer by Aaron Sidder 6 May 20256 May 2025

A new study uses a paleotidal model to trace the formation of carbon-rich mud deposits over thousands of years.

Posts pagination

1 2 3 … 31 Older posts
A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Unveiling What’s Under the Hood in AI Weather Models

30 September 202530 September 2025
Editors' Highlights

New Evidence for a Wobbly Venus?

29 September 202525 September 2025
Editors' Vox

All Publish, No Perish: Three Months on the Other Side of Publishing

29 September 202525 September 2025
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2025 American Geophysical Union. All rights reserved Powered by Newspack