• 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

extinctions

A 3D computer illustration of Hesperosuchus, an extinct genus of crocodylomorph reptiles
Posted inNews

A Little-Known Mass Extinction and the “Dawn of the Modern World”

by S. Norris 9 November 202027 October 2022

Volcanic eruptions in what is now western Canada may have triggered a million years of rain and a mass extinction that launched the reign of the dinosaurs.

Fossil ferns of the Late Devonian
Posted inNews

Did Ozone Loss Cause the End Devonian Mass Extinction?

by Hannah Thomasy 16 June 202029 September 2022

Ozone loss, perhaps as a consequence of a warming climate, may have been responsible for a catastrophic loss of biodiversity.

3D rendering of an O. megalodon shark
Posted inNews

Extinct Megatoothed Shark May Have Been Warm-Blooded

by Kimberly M. S. Cartier 11 December 201826 January 2023

Preliminary results from a recent study may begin to shed light on why megalodons died out before the most recent ice age.

A fossil ichthyosaur, a predator that emerged in the aftermath of the Permian-Triassic mass extinction.
Posted inNews

How Did Life Recover After Earth’s Worst-Ever Mass Extinction?

by L. Joel 1 November 201829 September 2022

Ocean animals at the top of the food chain recovered first after a cataclysm at the end of the Permian period. The extinction was triggered by events resembling the changes brewing in today’s oceans.

Posted inNews

A Volcanic Trigger for Earth’s First Mass Extinction?

by L. Joel 30 May 201730 January 2023

Abnormally high levels of mercury in Ordovician rocks may imply that a huge surge of volcanism took place at a time when much of the planet’s ocean life vanished.

Posts navigation

Newer posts 1 2

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