• About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • 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
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

Oceans

In September 2009, a tsunami triggered by a magnitude 8.1 earthquake in the Tonga Trench inundated towns in American Samoa.
Posted inScience Updates

Sensor Network Warns of Stealth Tsunamis

by B. Fry, S.-J. McCurrach, K. Gledhill, W. Power, M. Williams, M. Angove, D. Arcas and C. Moore 26 May 20206 June 2022

A next-generation network of seismic and wave sensors in the southwestern Pacific will warn coastal residents of an approaching tsunami before they see the wave.

Overhead view of three students aboard a ship deck collecting water samples
Posted inScience Updates

Once Again into the Northwest Passage

by F. Crable, C. Garcia-Eidell, T. Ewa, H. Raziuddin and S. Umar 19 May 202010 March 2023

After two unsuccessful tries, a hardy band of undergraduate students conducted a successful Arctic research and outreach expedition through the Northwest Passage.

Sunset through a ship window on the R/V Sikuliaq
Posted inNews

What It’s Like to Social Distance at Sea

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 12 May 20204 February 2022

A skeleton crew braves the first research cruise since the pandemic began.

Aerial image of the summit caldera of Erta Ale volcano
Posted inNews

Are We Seeing a New Ocean Starting to Form in Africa?

Erik Klemetti, Science Writer by Erik Klemetti 8 May 202018 October 2022

Although shallow magma storage at Erta Ale volcano hints at a rift-to-ridge transition, the tectonic future of the Afar region is far from certain.

Dark water and lighter-colored wave bubbles
Posted inNews

Shedding New Light on the Nitrogen Cycle in the Dark Ocean

Jon Kelvey, Science Writer by Jon Kelvey 6 May 202011 October 2022

Researchers find that the key players in nitrification may already be known.

Close-up view of the planktonic sea snail Limacina helicina
Posted inResearch Spotlights

Arctic Plankton Populations Vary by Season

by David Shultz 5 May 202015 March 2023

Planktonic foraminifera and sea snail numbers swell from April to June in the Barents Sea, but contrary to predictions, the organisms do not appear to be affected directly by high methane levels.

The mushroom cloud of the Frigate Bird nuclear test seen through an aircraft periscope
Posted inNews

Una Guerra Nuclear Podría Generar un “Niño Nuclear”

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 30 April 202016 July 2025

Una sacudida al sistema climático provista por una guerra nuclear podría provocar un fenómeno de el Niño como nunca habíamos visto.

Photo of a low rock jetty separating the ocean from a fish pond
Posted inNews

Groundwater Is the “Hidden Connection” Between Land and Sea

Richard Sima, freelance science writer by Richard J. Sima 28 April 202030 November 2022

The importance of fresh groundwater to coastal ecosystems is revealed using the first computer model at a global scale.

Aerial view of an enormous tidewater glacier, Bowdoin Glacier, in Greenland
Posted inNews

Tuning in to a Glacial Symphony

Lesley Evans Ogden, Science Writer by Lesley Evans Ogden 17 April 20209 August 2022

New research focuses on the bubbling and bathtub-like sounds of a glacier.

A black-and-white collage of microscopic images of different Rhizaria
Posted inResearch Spotlights

New Recognition for Major Players in the Ocean’s Silicon Cycle

Sarah Stanley, Science Writer by Sarah Stanley 16 April 202012 October 2022

Tiny, shelled protists known as Rhizaria may be responsible for up to one fifth of the total amount of silica produced by the world’s oceanic organisms.

Posts pagination

Newer posts 1 … 72 73 74 75 76 … 116 Older posts
Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

InSight into Seismology on the Red Planet

21 October 202621 October 2026
Editors' Highlights

The Geomagnetic Polarity Time Scale Revisited Once Again

22 October 202622 October 2026
Editors' Vox

Opening Access to Earth Observation Data for Disaster Mitigation

21 October 202620 October 2026
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2026 American Geophysical Union. All rights reserved Powered by Newspack