Researchers sifted through 50 years of satellite imagery and came up with new clues to where and why rivers avulse, suddenly changing their course.
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Reevaluating Ecosystems on the Basis of Climate Change Vulnerability
Climate change elevates the risk category of ecosystems across the United States, a new study finds.
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Without Deep Emissions Cuts, Marine Species Face Mass Extinction
On the basis of how much oxygen marine species need and how much is available, researchers predict extinctions comparable to those at the end of the Permian under a business-as-usual emissions scenario.
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Severe Storms Expose Ill-Equipped Weather Stations in Southeast Africa
The lack of infrastructure is preventing scientists from robustly reporting meteorological information as well as communicating warnings about hazard-prone areas.
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More Than Marsquakes: InSight Yielded Magnetism, Weather Discoveries
A secondary suite of instruments on the Mars lander produced a first look at magnetic fields from the planet’s surface.
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Peeking at Peatlands: Satellite Data Fuel New Findings
Researchers are combining hard-to-get field measurements with satellite imagery to gain new insight into where peatlands are and how they work.
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Zhurong Rover Spots Evidence of Recent Liquid Water on Mars
The Chinese rover identified hydrated minerals—likely associated with groundwater—in sediments dating to the Red Planet’s most recent geologic period.
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Massive Groundwater Systems Lie Beneath Antarctic Ice
Scientists are updating ice stream models to understand the ways in which deep groundwater systems impact ice flow.
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The Sun Bakes Wildfire Smoke, Changing Its Toxicity
A new study questions the narrative that dilution is the solution to pollution.
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Why Did Sunspots Disappear for 70 Years? Nearby Star Holds Clues
Five decades of data revealed a star undergoing a pause in magnetic activity similar to what the Sun experienced almost 400 years ago.