• 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

SAR

Synthetic Aperture Radar and Interferometric Synthetic Aperture Radar

Map of study area and graphs showing magnetic signal evolution.
Posted inEditors' Highlights

Rapid Evolution of Volcanic Systems Reflected in Magnetics

by Agnes Kontny 28 February 202312 December 2025

Spatiotemporal magnetic monitoring along with InSAR models is a powerful tool to image magmatic, hydrothermal, and mechanical changes within the volcanic edifice of the Piton de la Fournaise.

Two maps of the San Joaquin Valley showing geodetic observations for a consecutive dry water year (left) and wet water year (right)
Posted inEditors' Highlights

Satellites Detect Groundwater Recharge for San Joaquin Valley

by D. Long 26 April 202112 December 2025

A new study integrates spaceborne InSAR time series and GPS to resolve spatiotemporal patterns of deformation across the San Joaquin Valley indicating recharge areas and pathways for groundwater flow.

Profile of a radio telescope at sunset
Posted inNews

More Than Just Astronomy: Radio Telescopes for Geophysics

Katherine Kornei, Science Writer by Katherine Kornei 6 December 201912 December 2025

Linking an existing network of radio telescopes with satellite radar would make it possible to measure ground displacements in a globally consistent way, scientists propose.

Ash from the Sierra Negra volcano on Isla Isabela in the Galápagos Islands drifts across the sky during an October 2005 eruption.
Posted inResearch Spotlights

Forecasting Volcanic Eruptions with Artificial Intelligence

by E. Underwood 3 December 201912 December 2025

A machine learning algorithm automatically detects telltale signs of volcanic unrest.

Buckled blacktop road in front of a tree-lined street
Posted inNews

How Satellite Data Improve Earthquake Monitoring

Rachel Crowell, Science Writer by Rachel Crowell 19 July 201912 December 2025

Case studies from around the world illustrate the power of geodetic data in earthquake monitoring.

Posted inResearch Spotlights

Radar Technique Shows Magma Flow in 2014 Cape Verde Eruption

Sarah Stanley, Science Writer by Sarah Stanley 1 February 201612 December 2025

The European Space Agency's Sentinel-1 satellite captures volcanic surface changes that reveal the flow below.

Posts pagination

Newer posts 1 2
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

How Internal Waves Transport Energy Thousands of Miles Across the Ocean

26 March 202626 March 2026
Editors' Highlights

Simplified Noon-Temperature Calculations for Planetary Bodies   

26 March 202626 March 2026
Editors' Vox

The Future of Earth’s Future

24 March 202624 March 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