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News

Collage of images, clockwise from the top: the Tarantula Nebula, with white and rust-colored clouds and stars peeking through; a diagram in white and blues showing the new water cycle; a cityscape with many trees with fall-colored leaves; a tall white rocketlike structure with the word "DART" and a blue logo stands against a blue and white sky; a blue and gold cover of Eos with many science illustrations on it; a painting by Monet of the Houses of Parliament in London with smoglike gray partially obscuring the structure and the Sun; three buildings from Harvard, Penn State, and Yale
Posted inNews

Our Favorite Science Stories of 2022

by AGU 28 December 202228 December 2022

Which Earth and space science stories stood out this year?

On the right is the first stratigraphic section of the Grand Canyon, from Powell’s 1875 report, showing what would later be termed the Great Unconformity. A is the metamorphic basement—the oldest rocks that have been contorted. B is the Precambrian Grand Canyon Supergroup, which is composed of tilted sedimentary rocks that lack fossil assemblages. C indicates flat-lying Paleozoic rocks, which contain fossils marking the explosion of life. Two unconformities can be seen at x and y, with the former marking the Great Unconformity. The image on the left is a recent photograph of the Grand Canyon from Walhalla Plateau, with the red line showing the Great Unconformity. Blue lines trace the tilted layers below the famed surface, and yellow lines trace the flat-lying sedimentary rocks on top.
Posted inNews

The Great Unconformity or Great Unconformities?

by Alka Tripathy-Lang 23 December 202231 January 2023

Some scientists think the Great Unconformity was caused by Snowball Earth’s glaciations. Recent work suggests these phenomena might not be related.

A drone hovers over a beach.
Posted inNews

Drones Make Weather Prediction Easier at the Poles

by Andrew Chapman 23 December 202223 December 2022

Researchers measured wind speed with a commercially available drone and a lightweight sensor. The approach could help scientists gather more data from remote environments.

Building entrance.
Posted inNews

Twenty Years of NSF Funding Show Racial Disparities

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 21 December 20226 February 2023

White principal investigators won a disproportionate share of National Science Foundation funding between 1996 and 2016, according to an analysis of public data.

Rows of green leaves and grass grow between the dry stubble of already harvested wheat.
Posted inNews

Satellite Data Reveal Uptick in Cover Cropping on Farms

Katherine Kornei, Science Writer by Katherine Kornei 20 December 202220 December 2022

Over the course of a decade, farmers growing corn and soybeans in the U.S. Midwest increased their adoption of cover cropping—a tenet of so-called conservation agriculture—by fourfold.

Close-up of the palm leaves of Babad Lombok held together by a string threaded through a hole in each page. Each side of the palm leaves shows inscriptions in Old Javanese.
Posted inNews

Stories Scribed on Palm Leaves Help Scientists Understand Ancient Eruption

by Alka Tripathy-Lang 19 December 202219 December 2022

Deposits from the 1257 Samalas eruption may contain artifacts of an ancient kingdom, according to scientists who link volcanology studies with histories written onto palm leaves.

Una mujer con sombrero planta semilla al frente de la foto, mientras que un grupo de hombres y mujeres hacen lo mismo en el fondo.
Posted inNews

El conocimiento tradicional es esencial para la sustentabilidad en el Amazonas

by Meghie Rodrigues 16 December 202216 December 2022

Durante la COP26, el Panel Científico por la Amazonia enfatiza la necesidad del conocimiento indígena y local para orientar las recomendaciones científicas y políticas.

Black-and-white satellite photo of the Martian surface before and after a meteor impact
Posted inNews

Meteor Impact Could Inform Martian Mysteries

by Caroline Hasler 16 December 202216 December 2022

The impact sent surface waves rippling over the Martian surface all the way to NASA’s InSight lander, giving scientists a rare view of the planet’s outer layer.

Two people, flanked by two observers, stand among a field of boulders, guiding a large hand drill through the length of a white fossilized coral.
Posted inNews

El Niño Varies More Intensely Now Than in the Past Millennium

by Luis Melecio-Zambrano 15 December 20221 February 2023

Researchers found evidence for a strengthening El Niño in living and fossilized Galápagos corals.

Photo of a red sprite shaped like a jellyfish above illuminated thunderclouds
Posted inNews

New Crowdsourced Science Project Will Study Sprites

by Erin Martin-Jones 15 December 202217 March 2023

The NASA-funded project is asking sky gazers, storm chasers, and scientists to capture photos of sprites and other optical phenomena that flash above thunderclouds after a lightning strike.

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Features from AGU Publications

Research Spotlights

Early Apes Evolved in Tropical Forests Disturbed by Fires and Volcanoes

12 June 202511 June 2025
Editors' Highlights

Coverage Factors Affect Urban CO2 Monitoring from Space

12 June 202512 June 2025
Editors' Vox

Inside Volcanic Clouds: Where Tephra Goes and Why It Matters

16 June 202512 June 2025
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