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Research Spotlights

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

Image of the Sun in extreme ultraviolet light taken by NASA’s Solar Dynamics Observatory
Posted inResearch Spotlights

Observational Data Validate Models of Sun’s Influence on Earth

by David Shultz 2 January 20206 December 2022

Using a combination of independent models and observations over multiple timescales, scientists verify two important models that gauge the amount of solar radiation Earth receives.

The drillship Vidar Viking sits amid Arctic sea ice during the International Ocean Discovery Program’s Arctic Coring Expedition in 2004.
Posted inResearch Spotlights

Reconstructing 150 Million Years of Arctic Ocean Climate

by David Shultz 18 December 201926 January 2023

A new summary of past Arctic climate conditions gives insight into anthropogenic influences on today’s climate and on the need for future drilling studies to further improve our understanding of the past.

A seaside cliff near the town of Whitby in the United Kingdom
Posted inResearch Spotlights

Timing Matters for Rockfall Estimates

Kate Wheeling, freelance science writer by Kate Wheeling 9 December 201912 November 2021

Researchers studying an eroding coastal cliff detected 10 times more rockfall events when monitoring surveys were conducted hourly versus monthly.

A researcher collects a soil core from a marine coastal ecosystem dominated by the seagrass Posidonia oceanica.
Posted inResearch Spotlights

Improving Estimates of Coastal Carbon Sequestration

Sarah Stanley, Science Writer by Sarah Stanley 5 December 20199 March 2023

A new two-model approach could reduce uncertainties in calculated rates of “blue carbon” accumulation within soils of seagrass, tidal marsh, and mangrove habitats.

The Queens, N.Y., neighborhood of Rockaway Beach was heavily damaged by flooding exacerbated by extreme storm surges during Hurricane Sandy in October 2012.
Posted inResearch Spotlights

Sea Level Science Grapples with Uncertainty and Usability

Sarah Stanley, Science Writer by Sarah Stanley 4 December 201915 February 2023

Improved transdisciplinary approaches are needed to ensure that research on rising seas is useful for planning in coastal communities.

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 20195 January 2022

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

Close-up view of Sargassum natans, a seaweed commonly found in the Gulf of Mexico
Posted inResearch Spotlights

Sunlight Stimulates Brown Algae to Release Organic Carbon

Sarah Stanley, Science Writer by Sarah Stanley 2 December 20194 January 2024

Sargassum and other brown algae might be an underappreciated contributor of organic compounds called polyphenols to the open ocean.

The Curiosity rover sits on the surface of Mars on 12 May 2019.
Posted inResearch Spotlights

Curiosity Rover Reveals Oxygen Mystery in Martian Atmosphere

Sarah Stanley, Science Writer by Sarah Stanley 25 November 201924 April 2024

An air-sampling study has captured long-term trends in the concentrations of five key atmospheric gases for the first time.

An iceberg floats in the Southern Ocean.
Posted inResearch Spotlights

Ship-Based Measurements Overestimate Southern Ocean Carbon Sink

Kate Wheeling, freelance science writer by Kate Wheeling 19 November 201917 August 2022

New research suggests that combining ship- and float-based observations provides a more accurate measure of how much carbon the Southern Ocean absorbs.

NASA’s Mars Atmosphere and Volatile Evolution spacecraft orbits Mars and samples electrons behind the Martian bow shock in this artist’s rendition.
Posted inResearch Spotlights

Explaining the Missing Energy in Mars’s Electrons

by Mark Zastrow 11 November 201910 March 2022

Electrons energized and trapped at Mars were thought to lose energy inside the planet’s magnetosheath, but new research suggests a different explanation of spacecraft data.

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Newer posts 1 … 84 85 86 87 88 … 195 Older posts
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Features from AGU Publications

Research Spotlights

Tracing Black Carbon’s Journey to the Ocean

11 July 202510 July 2025
Editors' Highlights

The Power of Naming Space Weather Events

10 July 20258 July 2025
Editors' Vox

Water Tracks: The Veins of Thawing Landscapes

25 June 202525 June 2025
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