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weird & wonderful

Palm swamp in Peru
Posted inNews

Peeking at Peatlands: Satellite Data Fuel New Findings

by Adityarup Chakravorty 15 June 202229 June 2022

Researchers are combining hard-to-get field measurements with satellite imagery to gain new insight into where peatlands are and how they work.

The Sun, a round orange orb, is observed through an ultraviolet filter that gives its surface a mottled deep orange look. There are a few prominences along the edge of the circular disk and one loop at around one o’clock, but there are no sunspots visible on the surface.
Posted inNews

Why Did Sunspots Disappear for 70 Years? Nearby Star Holds Clues

by Kimberly M. S. Cartier 10 June 202221 June 2022

Five decades of data revealed a star undergoing a pause in magnetic activity similar to what the Sun experienced almost 400 years ago.

Planta Arabidopsis de dos semanas cultivada en un regolito lunar. La planta es pequeña y ella y el regolito se encuentran al centro de la imagen dentro de un recipiente de cristal transparente.
Posted inNews

El suelo lunar permite cultivar plantas

by Kimberly M. S. Cartier 1 June 202216 June 2022

Plantas cultivadas en regolito lunar recolectado por las misiones Apollo crecieron con éxito desde la semilla hasta el retoño, brindando así información sobre las futuras perspectivas de la agricultura lunar.

An Arabidopsis plant grown in lunar soil for about 2 weeks
Posted inNews

Lunar Soil Can Grow Plants

by Kimberly M. S. Cartier 13 May 202216 June 2022

Plants grown in lunar regolith collected by Apollo missions successfully grew from seed to sprout, lending insight into future lunar agriculture prospects.

A red rock tower in front of a backdrop of cloudy sky
Posted inFeatures

Is Earth’s Core Rusting?

by Jiuhua Chen and Shanece S. Esdaille 25 April 20223 January 2023

If subduction carries hydrous minerals deep into Earth’s mantle, they may “rust” the iron outer core, forming vast sinks of oxygen that can later be returned to the atmosphere.

Image of the diamond from Botswana containing davemaoite as an inclusion
Posted inNews

Diamond Discovery Unearths Secrets of the Deep

by Clarissa Wright 23 December 20215 January 2023

A diamond inclusion has revealed a new mineral, davemaoite, as well as hints about the workings of our planet’s interior.

A rock balances on a thin leg of ice.
Posted inNews

An Explanation, at Last, for Mysterious “Zen Stones”

by Katherine Kornei 2 November 202126 April 2022

Laboratory experiments re-create the thin, icy pedestals that support some rocks in nature, revealing that sublimation plays a key role in the formation of these rare and beautiful structures.

Image of a canyon in the Cerberus Fossae region on Mars. One side of the canyon is in shadow, whereas the other is brightly illuminated.
Posted inNews

Summer Could Be Earthquake Season on Mars

by Elise Cutts 1 November 202129 June 2022

InSight data hint that shifting carbon dioxide ice loads, illumination changes, or solar tides could drive an uptick in marsquakes during northern summer—a “marsquake season.”

A protoplanet is covered by magma oceans and surrounded by a field of planetesimals.
Posted inNews

Noble Gas Hints at Mars’s Rapid Formation

by Jure Japelj 18 October 202119 July 2022

A new study finds that Mars’s mantle is neon-rich, putting constraints on the planet’s formation history.

Four cormorants stand atop a channel marker.
Posted inScience Updates

Cormorants Are Helping Characterize Coastal Ocean Environments

by R. A. Orben, A. G. Peck-Richardson, G. Wilson, D. Ardağ and J. A. Lerczak 23 September 20218 September 2022

The Cormorant Oceanography Project is using sensors deployed on diving marine birds to collect broadly distributed oceanographic data in coastal regions around the world.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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