Irradiation-induced color changes in sodium chloride could reveal whether it came from ocean water mixing with surface water, a key component of the moon’s potential to support life.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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First Near-Global Measurements of Isotopic Nitrous Oxide
By harnessing satellite data collected from low-Earth orbit, scientists can now track the distribution of atmospheric nitrous oxide and its isotopes.
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Critical Role of Grazing Animals in an Ecosystem
Scientists model the effect of horses, cattle, sheep, and goats on local environments and global climate.
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Sounding Rockets Probe the Northern Lights Above Norway
Scientists measure how the aurora affects winds in the upper atmosphere.
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How Does Snow Affect the Intensity of Mountain Precipitation?
A new investigation into the sensitivity of extreme precipitation in a changing climate indicates that more winter rainfall and protracted snowmelt may require local adaptations to winter flooding impacts.
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Space Weathering Asymmetrically Alters Lunar Crater Walls
Directional differences in craters’ optical properties suggest that the solar wind, not tiny meteorites, is the main driver of space weathering on the Moon.
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Reckoning with Climate’s Most Challenging Questions
Climate researchers outline a vision for the future of climate observations.
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Tracing the Path of Gas Atoms from Earth to the Final Frontier
Scientists capture the first complete image of Earth’s luminous geocorona and prove its ecliptic north–south symmetry.
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Scientists Create Catalog of Altotiberina Fault in Italy
More than 37,000 small earthquakes paint a picture of the fault’s behavior and seismic potential.
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Preserving a 45-Year Record of Sunspots
Maps reveal how the Sun’s magnetic field evolves through solar cycles.