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Research Spotlights

Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.

A small lake reflects a clear blue sky and is surrounded by lush green plants and trees. White-colored buildings with dark, sloped roofs appear on the left side of the lake, and tree limbs extend into the forefront of the image from above.
Posted inResearch Spotlights

Magmatic Fluids and Melts May Lie Beneath Dormant German Volcanoes

Sarah Stanley, Science Writer by Sarah Stanley 2 January 202513 January 2025

New processing strategies applied to old seismic data reveal potential pockets of magmatic fluids or melts from the upper mantle.

An iceberg in bright blue water, seen from above
Posted inResearch Spotlights

Massive Antarctic Icebergs May Calve at Random

by Rebecca Dzombak 20 December 20244 April 2025

The first analysis of extreme calving events in Antarctica finds no correlation with climate change, highlighting the significance of common, smaller calving events for ice loss and instability.

Rough ice extends away from a hilly, frozen shoreline.
Posted inResearch Spotlights

Cold Days Bring Fast Ice

by Saima May Sidik 20 December 202420 December 2024

Thirty-seven years of observations reveal the meteorological conditions that lead to persistent, thick fast ice in Antarctica.

A flattened image of Earth’s globe, with swirling clouds seen in much of the atmosphere.
Posted inResearch Spotlights

Bringing Climate Change’s Effects on Atmospheric Circulation to Light

by Nathaniel Scharping 20 December 202420 December 2024

A lengthening observational record is being used to test predictions and improve understanding of the mechanisms behind changing circulation.

A smokestack emits smoke, which blocks out the Sun and is lit up against a blue and orange sky.
Posted inResearch Spotlights

Aerosols Could Be Weakening Summertime Circulation

by Rebecca Owen 18 December 202418 December 2024

Anthropogenic aerosol emissions may be a culprit behind weakening jet streams and weather systems in the Northern Hemisphere.

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 lake partly covered in ice can be seen with mountains and clouds in the background. A dock is visible on the right side of the photo.
Posted inResearch Spotlights

What 92 Years of Data Say About Ice Cover

by Nathaniel Scharping 16 December 202416 December 2024

New research on Mohonk Lake in New York investigates how changing ice phenology alters temperature dynamics in lakes.

Imagen de un bosque en donde varios árboles se han caído o están descansando sobre otros
Posted inResearch Spotlights

Las tormentas están tirando cada vez más árboles

by Nathaniel Scharping 13 December 202413 December 2024

La cantidad de árboles derribados por el viento ha incrementado casi cuatro veces en la región, probablemente por tormentas más fuertes.

A 13th century artist’s depiction of an eclipse
Posted inResearch Spotlights

Core Movements Could Be Causing Tiny Shifts in Earth’s Spin Speed

Sarah Derouin, Science Writer by Sarah Derouin 9 December 20249 December 2024

Researchers use ancient eclipse data and new machine learning techniques to understand what processes changed the length of Earth’s days over the past 3,000 years.

An image from under a microscope of luminous objects shaped like seashells. The background is a purplish blue color.
Posted inResearch Spotlights

Getting to the Bottom of Cenozoic Deep-Ocean Temperatures

Aaron Sidder, freelance science writer by Aaron Sidder 2 December 20242 December 2024

Reconstructing past ocean conditions with oxygen isotopes could provide more information about how Earth’s climate evolved over time, but methods for reconstructing these data can yield varying results.

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Newer posts 1 … 18 19 20 21 22 … 205 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

Rocket Launches and Reentries Harm Earth’s Ozone Layer

8 June 20268 June 2026
Editors' Highlights

Pre-Existing Structure and Stress Shape Geothermal-Induced Seismicity

2 June 20261 June 2026
Editors' Vox

Small-Scale Indian Ocean Dynamics Underpin Marine Ecology and Climate

4 June 20263 June 2026
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