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[:es] Tree Rings Show Record of Newly Identified Extreme Solar Activity Event [:]

Mass spectroscopy of tree ring material indicates a sharp, single-year rise in carbon-14 concentrations consistent with an extreme solar energetic particle event that occurred around 5410 BCE.
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[:es] Subduction Initiation May Depend on a Tectonic Plate’s History [:]

New seismic imaging study of the Puysegur Trench aims to solve one of the last major questions in plate tectonics.
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[:es] Vestiges of a Volcanic Arc Hidden Within Chicxulub Crater [:]

Scientists discovered magmatic remnants of a volcanic arc by dating granitic rocks of the middle crust excavated by, and hidden within, the Chicxulub impact crater.
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[:es] Carbonate Standards Ensure Better Paleothermometers [:]

A community effort finds that carbonate standards eliminate the interlaboratory differences plaguing carbonate clumped-isotope thermometry studies.
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[:es] A Window into the Weather on Titan [:]

Cassini’s final flybys of Saturn’s largest moon may have captured a temperature drop due to rainfall, one of the first observations of weather changes on Titan.
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[:es] The First Angstrom-Scale View of Weathering [:]

Researchers observe how water vapor and liquid alter sedimentary rocks through physical and chemical processes.
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[:es] Superlasers Shed Light on Super-Earth Mantles [:]

By compressing iron oxide to pressures expected inside a large and rocky exoplanet, scientists discovered that such mantles could layer, mix, and flow in ways very different from those inside […]
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[:es] The Surprising Source of Greenhouse Gas Emissions [:]

Changing the way emissions are tallied may help litigators focus on the worst climate offenders and shape mitigation.
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[:es] Dust on the Wind [:]

A new study confirms that an important wind system is shifting due to climate change.