Scientists discover a surprisingly positioned tectonic plate, buried below the southern Indian Ocean, that spans the entire mantle.
Research Spotlights
Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.
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Drifting Floats Reveal Nitrate Patterns in Mediterranean Sea
Next-generation autonomous platforms allow scientists to understand physical mechanisms that control nitrate availability in the Mediterranean surface water.
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Hitting the Slopes
Researchers investigate whether rain droplets alone can cause enough erosion to impact the shapes of hills.
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U.S. Methane Emissions on the Rise
Data suggest that the United States may be responsible for half of global methane increase in the past decade.
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Could We Have Predicted What El Niño Would Bring?
Researchers take a retrospective look to see if precipitation and flooding due to El Niño could have been predicted a priori.
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Glacial Meltwater Features Depend on Glacier Type and Location
With climate change, some glaciers will melt faster than others, altering the proportions of nutrients in meltwater and changing downstream ecosystems.
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Satellite Shows Earth's Magnetic Field Bent During a Solar Storm
When solar storms strike, they weaken Earth's defenses against harmful radiation. New satellite measurements reveal just how much.
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Antarctica Gets a New Gravity Map
A comprehensive collection of variation in Earth's gravity could aid studies of the Antarctic geoid and of Antarctica's geology and ice sheet dynamics.
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Reimagining a Fatal Flood
Researchers use high-resolution simulations to reexamine the rainfall events that led to one of the most destructive floods in U.S. history.
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Hubble Gazes at Europa's Aurora
Scientists get their best glimpse yet of the shimmering phenomena on one of Jupiter's most intriguing moons.