Seismometers near Iceland’s Bárðarbunga volcanic system pinpointed thousands of earthquakes in 2014–2015, revealing where molten rock was moving underground before any eruptions occurred.
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Study Will Examine Risks and Benefits of Climate Interventions
A National Academies committee is working to develop a research agenda for geoengineering strategies that reflect sunlight to cool Earth.
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Amoeba People Find a Niche for Nerdy Science Music
The group’s rocking new album, The Fossil Record, includes a genre-bending set of songs that helps make science foot-tapping fun.
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The Blob Causing Earthquakes
Geophysicists discover that a “blob” of rock sinking into the mantle is the force triggering earthquakes in the Hindu Kush.
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Strong Winds Leave Arctic Regions on Thin Ice
A warming event in Siberia caused winds to strip sea ice from the Arctic’s Wandel Sea.
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Where Did All the Free-Flowing Rivers Go?
A map of the world’s free-flowing rivers shows a shrinking number can still meander as they please. New plans for hydropower will further constrain flow.
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Tree Rings Record 19th-Century Anthropogenic Climate Change
Paleoclimate records, observational data, and climate modeling capture the influence of human activity on temperature seasonality.
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Warm Water Is Rapidly Eroding Antarctica’s Ross Ice Shelf
The underside of the world’s largest ice shelf is melting—by meters per year in some places—because of the seasonal inflow of water heated by the Sun, observations of the White Continent reveal.
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Biodiversity Report Paints a Bleak Picture
Landmark study calls for urgent “transformative changes” to meet goals for conserving and sustainably using nature.
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Airborne Gravity Surveys Are Remaking Elevations in the U.S.
Measuring gravity’s tiny fluctuations is giving the United States an upgraded system of elevations.