• 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

radar & radio

A glacier sits atop a jagged gray mountain.
Posted inNews

A New 3D Map Shows Precipitous Decline of Ugandan Glaciers

by Emily Dieckman 3 April 202523 June 2025

A team of dozens spent weeks in the Rwenzori Mountains capturing drone photography, GPS coordinates, and ground-penetrating radar data to document glacial retreat.

Satellite image of clouds.
Posted inEditors' Highlights

Machine Learning Provides a New Perspective of Low-level Clouds

by Doris Folini 28 March 202527 March 2025

Low-level clouds over the oceans, extensively studied for their role in climate change, are re-examined from a new perspective that applies machine learning to radar observations.

A reddish planet appears with a blue ocean covering most of its upper half
Posted inNews

Buried Sediments Point to an Ancient Ocean on Mars

Katherine Kornei, Science Writer by Katherine Kornei 26 March 202526 March 2025

Ground-penetrating radar data collected by the Zhurong rover reveal gently sloping sediments in Mars’s northern lowlands that hint at a shoreline.

Eighteen photos in a grid. Each features a background of green light reminiscent of the northern lights, with clusters of red dots in the middle.
Posted inResearch Spotlights

Radar Reveals Electrical Activity in the Ionosphere

by Saima May Sidik 18 December 202416 July 2025

A new method could improve understanding of communication disruptions.

A river runs past a beaver dam in the foreground with mountains and clouds in the background.
Posted inNews

Arctic Beavers Advance North and Accelerate Permafrost Thaw

by Grace van Deelen 10 December 202410 December 2024

As beavers build dams in new areas, they impound water, warming permafrost adjacent to their ponds.

A lightning flash extending outside of a thundercloud.
Posted inEditors' Highlights

Lightning Initiating at High Altitudes May Develop Continuously

by Xiushu Qie 15 November 202412 November 2024

Recent radio observations reveal a new mode of initial lightning development in the form of continuous initial breakdown burst of several kilometers in length at high altitudes within thunderstorms.

Photo of a rocket launch
Posted inEditors' Highlights

Improvements to Measuring the Ups and Downs of the Landscape

by Dennis Baldocchi 8 November 20247 November 2024

If you are a jazz fan, you may be familiar with Ella Fitzgerald singing ‘How deep is the ocean, how high is the sky’. Using data from the Shuttle Radar Topography Mission we now know how high the land really is.

Illustration of a satellite observing various events on the Earth's surface.
Posted inEditors' Vox

Unlocking the Power of Synthetic Aperture Radar for Geosciences

by Lingsheng Meng, Chi Yan and Xiao-Hai Yan 29 October 202428 October 2024

Due to its unique ability to monitor Earth’s surface, Synthetic Aperture Radar plays a pivotal role in revolutionizing the geosciences.

A red-green-blue composite satellite view of farmland in Brazil comprising three images of a single polarization. Stream channels can be seen in white; circular and polygonal patches of land appear in a variety of colors.
Posted inScience Updates

A Cloud-Based Solution to a Radar Data Deluge

by Sargent Shriver, Franz J. Meyer, Alex Lewandowski, Eric Lundell and Dylan Palmieri 18 October 202418 October 2024

An open-science tool built to support NASA missions is making synthetic aperture radar, once the domain only of subject matter experts, more accessible for nonspecialists and real-world applications.

Maps of a storm system
Posted inNews

Putting Accessibility on the Map

Rachel Crowell, Science Writer by Rachel Crowell 7 October 20247 October 2024

New research demonstrates how to make radar maps more easily interpretable for people with color vision deficiency.

Posts pagination

Newer posts 1 2 3 4 … 10 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

Machine Learning Simulates 1,000 Years of Climate

27 August 202527 August 2025
Editors' Highlights

Quantifying Predictability of the Middle Atmosphere

5 September 20255 September 2025
Editors' Vox

Experienced Researcher Book Publishing: Sharing Deep Expertise

3 September 202526 August 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