Results 251 to 260 of about 3,102,022 (309)

The landscape of structural variation in pediatric cancer. [PDF]

open access: yesCancer Cell
Greenhalgh R   +16 more
europepmc   +1 more source

Nanoscale space weathering features in mature lunar soil revealed by TEM and APT

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Space weathering significantly alters the optical, chemical, and structural properties of lunar regolith at micro‐ and nanoscales; yet detailed nanoscale variability within individual soils remains underexplored. Here we apply transmission electron microscopy (TEM) and atom probe tomography to four mineral grains (olivine, ilmenite, and two ...
Jennika Greer   +6 more
wiley   +1 more source

Potassium isotopic compositions and exposure ages of evolved and silica‐rich achondrites

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Some of the oldest igneous rocks in the Solar System include evolved and silica‐rich achondrites that originate from parent bodies less than 1000 km in diameter, referred to as planetesimals. While Earth was initially in a molten state and required continental crust formation and plate tectonics to generate andesite bulk compositions, evolved ...
Z. Vaci   +9 more
wiley   +1 more source

Extracting vitalities: Cuts in Indigenous women's bodies‐territories (Brazil)

open access: yesMedical Anthropology Quarterly, EarlyView.
Abstract In this article, I explore the connections between the medicalization of childbirth and environmental devastation through Guarani‐Mbyá understandings of life and the living. I argue that the cuts made to Guarani‐Mbyá women's vaginas (episiotomies) in Brazilian hospitals are experienced and situated on the same cosmopolitical level as the cuts ...
Maria Paula Prates
wiley   +1 more source

Cosmic-ray bath in a past supernova gives birth to Earth-like planets. [PDF]

open access: yesSci Adv
Sawada R   +5 more
europepmc   +1 more source

Physicochemical Properties of α‑Pinene in Water Ice Analogs under Energetic Heavy-Ion Irradiation. [PDF]

open access: yesACS Earth Space Chem
de Barros ALF   +7 more
europepmc   +1 more source

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