Scientists studying a 50–year–old mystery in the Earth's ionosphere have come up with their best explanation of it yet.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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A New View of the Plate Dynamics Behind Earthquakes in Ecuador
Scientists get one step closer to an updated seismic hazard map that could help Ecuador prepare for future tremors.
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Measuring Atmospheric Aerosols Despite the Clouds
Researchers devise ways for remote sensors to integrate aerosol content above clouds into current methods of measurement.
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How Tropical Cyclones Influence Photosynthesis
A new modeling study gives insight into how tropical cyclones affected ecosystems in the southeastern United States between 2002 and 2012.
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Can Solar and Space Physics Students Find Research Careers?
Research shows that 80% of graduate students who received their Ph.D. between 2001 and 2009 continued to publish for at least 3 years, and 60% are still publishing.
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Chemical Boosts Ozone Production over Southern China
The presence of nitryl chloride in polluted urban air can enhance the production of ozone by up to 41%, according to a new modeling study constrained by ground-based measurements.
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Evidence of an Extinct Ocean Basin Detected Beneath Greenland
An analysis of a seismic and gravity anomaly discovered in the middle mantle sheds new light on ancient oceans, the mantle's evolution, and ancient magmatism in the Arctic.
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Pluto's Interactions with the Solar Wind Are Unique
Space physicists say that Pluto's atmosphere interacts with the solar wind in a never-before-seen hybrid way, one that's both comet-like and planet-like.
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Flash Heating May Lubricate Rubbing Rock Faces in Earthquakes
A new laboratory study examines the small-scale physics at play as two pieces of granite are smashed together in a scaled-down version of a real earthquake.
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Toward a Reassessment of Daily Temperature Range Trends
To reduce the uncertainty associated with this important climate change index, recent studies have developed a new diurnal temperature range data set and compared the results to previous estimates.