Browsing Tag
Geochemistry
12 posts
Mars rover makes epic climb to explore some of the oldest rocks in the Solar System
Washington DC After a months-long climb up the side of a crater on Mars, NASA’s Perseverance rover has…
December 12, 2024
India–Eurasia convergence speed-up by passive-margin sediment subduction
Patriat, P. & Achache, J. India–Eurasia collision chronology has implications for crustal shortening and driving mechanism of plates.…
November 6, 2024
Neoarchaean oxygen-based nitrogen cycle en route to the Great Oxidation Event
Ader, M. et al. Interpretation of the nitrogen isotopic composition of Precambrian sedimentary rocks: assumptions and perspectives. Chem.…
August 21, 2024
Chandrayaan-3 APXS elemental abundance measurements at lunar high latitude
Shearer, C. K. Thermal and magmatic evolution of the Moon. Rev. Mineral. Geochem. 60, 365–518 (2006). Article CAS …
August 21, 2024
Dinosaur-killing Chicxulub asteroid formed in Solar System’s outer reaches
The impact from the Chicxulub asteroid (illustration) caused a mass extinction 66 million years ago.Credit: Illustration by Mark…
August 15, 2024
Life’s Role in Shaping Our World
Over 500 million years, Earth’s atmosphere, ocean, and life have co-evolved, improving conditions for organisms. Scientists found that…
August 2, 2024
Deep crustal assimilation during the 2021 Fagradalsfjall Fires, Iceland
Self, S., Thordarson, T. & Widdowson, M. Gas fluxes from flood basalt eruptions. Elements 1, 283–287 (2005). Article …
July 31, 2024
Nitrogen Isotopes Reveal Planetary Secrets
A USTC-led study reveals that both early and late stages of planetary evolution are key to understanding nitrogen…
June 29, 2024
Subaerial weathering drove stabilization of continents
Pearson, D. G. et al. Deep continental roots and cratons. Nature 596, 199–210 (2021). Article ADS CAS PubMed …
May 8, 2024
Did atmospheric weathering help Earth’s earliest continents to survive?
Nature, Published online: 08 May 2024; doi:10.1038/d41586-024-01306-y What stabilized and strengthened the oldest, most robust blocks of continental…
May 8, 2024