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radar & radio

Photo of a telescope.
Posted inEditors' Highlights

Revolutionizing Interference Detection to Protect the Silence of the Cosmos

by Jothiram Vivekanandan 1 April 202626 March 2026

TranQuiL is a groundbreaking system that revolutionizes Radio Quiet Zone enforcement by enabling long-range detection and precise localization of Wi-Fi and Bluetooth interference with unparalleled accuracy.

A video shows a blue circle against a darker blue background. Within the circle, waves of pale blue billow out from the center and create static throughout the circle.
Posted inNews

Solar Flare Spotlights the Martian Ionosphere

Damond Benningfield, Science Writer by Damond Benningfield 27 March 202627 March 2026

A “lucky” linkup between orbiters helped scientists study how the Red Planet’s ionosphere responds to solar events.

The stripy, swirly surface of Jupiter is overlaid with a yellow line going from top to bottom, intersecting with a series of blue dots. An inset shows a closer view of the planet.
Posted inResearch Spotlights

Stealth Superstorms Reveal Lightning on Jupiter: Beyond the Superbolt

by Saima May Sidik 23 March 202623 March 2026

On the gas giant, the strength and frequency of lightning appear to be more diverse than previously thought.

Map of Venus.
Posted inEditors' Highlights

Opening a Treasure Trove: A Trip to the Historic Archives of Venus

by Graziella Caprarelli 13 March 202612 March 2026

Before 1989, pre-Magellan orbiter and ground-based exploration of Venus produced significant datasets that will be useful when planning future missions to the planet.

Photo of ice sheets.
Posted inEditors' Vox

How Radar Reveals the Hidden Fabric of Ice Sheets

by Benjamin H. Hills, T.J. Young, David A. Lilien, Tamara A. Gerber and Matthew R. Siegfried 9 March 20269 March 2026

A new review describes how measuring the polarization of radar waves in ice reveals glacier crystal structure, with implications for understanding past and future ice flow and sea-level rise.

An artist’s depiction shows a cross section of a lava tube on Venus, with a ray of radar light shining into it from above. Earth is visible in the far distance.
Posted inNews

New Evidence Points to Venusian Lava Tubes, and They’re Really Big

by Emily Gardner 6 March 20266 March 2026

Researchers bring new life to 30-year-old Magellan data to unearth the first direct evidence of the long-hypothesized structures.

Scientists wearing bright yellow safety vests stand in various places amid an expanse of dark volcanic rock with barren hills in the background.
Posted inFeatures

Discovering Venus on Iceland

by Debra L. Buczkowski, Jennifer L. Whitten, Scott Hensley, Daniel C. Nunes and Marc Jaeger 23 January 202623 January 2026

Scientists trekked across Icelandic lava flows that served as stand-ins for Venus’s volcanic landscapes, testing tools and methods the upcoming VERITAS mission will use when it reaches the planet.

A windswept, snow-covered alpine pass with mountains in the background under a blue sky
Posted inFeatures

Satellite Radar Advances Could Transform Global Snow Monitoring

by Randall Bonnell, Jack Tarricone, Hans-Peter Marshall, Elias Deeb and Carrie Vuyovich 24 December 202526 February 2026

The recent SnowEx campaign and the new NISAR satellite mission are lighting the way to high-resolution snowpack monitoring and improved decisionmaking in critical river basins around the world.

A satellite image shows dark sand deposits near the south pole of Mars. The shape formed by the deposits is reminiscent of an angel with outstretched wings with a large heart under its right wing.
Posted inResearch Spotlights

Maybe That’s Not Liquid Water on Mars After All

by Rebecca Owen 21 November 202521 November 2025

A “very large roll” of a radar instrument offers new insight into a highly reflective area near the Martian south pole.

Map and graph from the paper.
Posted inEditors' Highlights

Radar Surveys Reveal Permafrost Recovery After Wildfires

by Alberto Montanari 4 September 202524 September 2025

Boreal-permafrost systems are still resilient against wildfires, but continuous and long-term monitoring is needed to control the impact of climate change.

Posts pagination

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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

An Ancient Landscape Beneath the East Antarctic Ice Sheet

8 April 20266 April 2026
Editors' Vox

The Future of Earth’s Future

24 March 202624 March 2026
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