Ancient Slabs Trapped Beneath Brazil Preserve Earth’s Earliest Subduction Recipe
Noble gases locked in mantle rocks beneath the São Francisco Craton reveal that subduction was recycling oceanic crust into the ...
Tag: subduction
Ancient Zircons Reveal Oxygen Was Quietly Oxidizing Earth’s Mantle Billions of Years Ago
Sulfur trapped in zircon-hosted apatite inclusions shows that oxidative weathering and recycling of surface materials began raising the oxygen fugacity ...
GPU Power Boosts Mantle Flow Simulations Up to Elevenfold, New Solver Shows
A new open-source solver called GAUZZ runs geodynamic Stokes equations on GPUs up to eleven times faster than a 32-core ...
Rare Wollastonite-Bearing Rocks in India Reveal a Hidden Subduction Legacy
A detailed mineralogical and geochemical study of the Sendraimalai syenites in Tamil Nadu, India, reveals rare magmatic wollastonite and grossular ...
Greece’s Forgotten Volcano Is Four Million Years Older Than Anyone Thought
New argon-argon dating shows Greece's Christiana volcano erupted around 2.6 million years ago, millions of years earlier than assumed, revealing ...
Massive Open Dataset Captures Shaking from 667 Colombian Earthquakes
An open-access compilation of 7550 uniformly processed recordings from 667 shallow Colombian earthquakes promises to sharpen seismic hazard maps and ...
Carbon Sinking Into Earth’s Mantle Leaves a Seismic Fingerprint 560 Kilometers Down
New high-pressure experiments show that subducted carbonates enrich oceanic crust in calcium, triggering enough davemaoite exsolution at 560 kilometers depth ...
Dense Iron Oxyhydroxides May Store Water Deep in Earth’s Lower Mantle
Experiments under lowermost mantle conditions have produced two dense hexagonal iron oxyhydroxides that may sequester water and explain ultralow-velocity zones ...
Deep Water Cycle: Iron Minerals May Carry Water to Earth’s Lower Mantle
New high-pressure experiments suggest iron oxyhydroxide phases may transport water into the Earth's lower mantle, reshaping our understanding of the ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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