• 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

surface waves & tides

A blue and white sign depicting large waves approaching a shoreline as a stick figure person runs away is affixed to fencing near the shoreline. Waves crash against rocks in the background.
Posted inOpinions

When Should a Tsunami Not Be Called a Tsunami?

by Diana J. M. Greenslade and Matthew C. Wheeler 8 December 20258 December 2025

It’s time to redefine the term so it more clearly conveys meaningful risks to coastal communities and prompts them to act when needed.

A rover sits atop a rocky ridge on Mars, under pink skies.
Posted inNews

Sediments Hint at Large Ancient Martian Moon

Damond Benningfield, Science Writer by Damond Benningfield 20 November 202526 November 2025

Regular, alternating layers in Gale Crater may have been deposited as the result of tides raised by a moon at least 18 times the mass of Phobos, a study says.

Aerial photo of San Francisco Bay.
Posted inEditors' Vox

Echoes From the Past: How Land Reclamation Slowly Modifies Coastal Environments

by Bas van Maren 19 November 202519 November 2025

Reclamation of tide-influenced areas has a large impact on coastal environments through gradual modification of tidal dynamics, erosion, and siltation.

Two people stand atop a grassy oceanside cliff, looking at a chunk of land that’s broken off.
Posted inResearch Spotlights

Lab Setup Mimics Arctic Erosion

by Saima May Sidik 14 November 202514 November 2025

The new methodology gave researchers valuable insights into why Arctic shorelines are crumbling.

Close-up image of a turquoise breaking wave
Posted inNews

Scientists Tune In to the Ocean’s Sound Waves

by Andrew Chapman 16 October 202516 October 2025

A new technique detects inaudible acoustic signals from crashing waves, opening up possibilities for monitoring sea and atmospheric conditions from shore.

Two men in a Zodiac navigate icy waters.
Posted inNews

A Fiber-Optic Cable Eavesdrops on a Calving Glacier

by Carolyn Wilke 22 September 202522 September 2025

A glass thread strung along the bottom of a fjord captured the entire process of calving, from the cracking of ice to the breakup of bergs.

Four warmly dressed scientists stand around a large metal rig taller than them that is drilling a hole into the ice they are standing on. More scientists stand in the background, and a crane is stretched over the metal rig, lowering a cable into the hole.
Posted inResearch Spotlights

Strong Tides Speed Melting of Antarctic Ice Shelves

by Saima May Sidik 8 September 20258 September 2025

Ocean currents along the underside of the ice are a major control over melting.

A wakeboat seen from above, with frothy white waves churning off the stern
Posted inNews

A Debate over Wakes in the Land of 10,000 Lakes

by J. Besl 29 August 202528 August 2025

Wakeboats are turning Minnesota’s lakes into summertime surf spots, but the artificial chop can shake up the lake bed, too. New wake data can help communities plan for responsible recreation.

Floodwaters rise above the street and sidewalk in a downtown area.
Posted inNews

Residents Know When Floods Happen, But Data Must Catch Up

by Grace van Deelen 12 August 202512 August 2025

Federal flood measurements often don’t match what people see in their communities. Scientists have created a hyperlocal solution.

一条河流及后面可见的绿色河岸,山峦和一处灰色的建筑。
Posted inResearch Spotlights

追踪黑碳进入海洋的过程

Aaron Sidder, freelance science writer by Aaron Sidder 24 July 202524 July 2025

科学家们对三个河口进行研究,来寻找海洋溶解黑碳缺失的来源。

Posts pagination

1 2 3 … 10 Older posts
A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

Features from AGU Publications

Research Spotlights

Wintertime Spike in Oceanic Iron Levels Detected near Hawaii

11 December 202511 December 2025
Editors' Highlights

Frictional Properties of the Nankai Accretionary Prism

11 December 20259 December 2025
Editors' Vox

Hydrothermal Circulation and Its Impact on the Earth System

3 December 20253 December 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