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fossils & paleontology

An illustration of a triceratops
Posted inNews

Move Over, Beavers. Dinosaurs Might Also Have Been Nature’s Engineers

by Grace van Deelen 25 September 202525 September 2025

Late Cretaceous dinosaurs may have cut back vegetation, creating large floodplains. When the asteroid hit, those floodplains became forests, a new study argues.

A spherical, gray object with a mottled, shiny surface
Posted inNews

Fossilized Micrometeorites Record Ancient CO2 Levels

Katherine Kornei, Science Writer by Katherine Kornei 28 August 202528 August 2025

A cadre of iron-rich extraterrestrial particles picked up faint whiffs of our planet’s atmosphere when they fell to Earth millions of years ago.

Imagen de tomografía computarizada en blanco y negro de un núcleo de coral.
Posted inScience Updates

Un repositorio de núcleos de coral diseñado para la transparencia y accesibilidad

by Avi Strange, Oliwia Jasnos, Lauren T. Toth, Nancy G. Prouty and Thomas M. DeCarlo 8 August 202511 August 2025

CoralCT archiva datos originales y procesados de núcleos de corales y arrecifes, preservando información valiosa sobre cómo los corales responden a cambios medioambientales.

A person in a wide-brimmed hat smiles at the camera while holding a fossil.
Posted inFeatures

Hermínio Ismael de Araújo Júnior: Savvy Planning Can Get You Far

by Meghie Rodrigues 28 July 202528 July 2025

The biologist turned paleontologist has been organized and nimble, and he jumped at opportunities as they arose.

An image depicts a thin layer of sedimentary rock under a microscope. Fragments of fossilized organisms show up as small dark blobs.
Posted inNews

Biomass and Biodiversity Were Coupled in Earth’s Past

by Grace van Deelen 9 July 20259 July 2025

Measuring shells and skeletons encased in thousands of limestone samples has revealed that the sheer amount of living stuff in Earth’s oceans changed alongside the diversity of organisms.

Black-and-white computed tomography image of a coral core
Posted inScience Updates

A Coral Core Archive Designed for Transparency and Accessibility

by Avi Strange, Oliwia Jasnos, Lauren T. Toth, Nancy G. Prouty and Thomas M. DeCarlo 20 June 202511 August 2025

CoralCT archives raw and processed data from coral and reef core samples, preserving valuable insights into how corals respond to environmental changes.

An 8-centimeter-long metric ruler has silhouetted images of the classic “evolution of man.” The ruler is next to a fossil of a leaf.
Posted inResearch Spotlights

Early Apes Evolved in Tropical Forests Disturbed by Fires and Volcanoes

by Madeline Reinsel 12 June 202511 June 2025

Fossils discovered at an early Miocene site in Kenya include a new type of early ape and offer clues about the environment inhabited by human ancestors.

A rust-colored fossilized feather within a dark gray rock
Posted inNews

A 30,000-Year-Old Feather Is a First-of-Its-Kind Fossil

by Grace van Deelen 9 April 20259 April 2025

A new analysis of a fossil found in 1889 has unveiled the presence of zeolites—and an entirely new mineralization method.

Sam Purkis and other crew members aboard the yellow OceanX Triton submersible approach a deepwater coral mound in the Red Sea.
Posted inNews

Red Sea Corals Survived the Late Glacial Crisis

by Kristel Tjandra 13 March 202513 March 2025

Research indicates that delicate deepwater corals tolerated or adapted to major climate and salinity fluxes, “yet today, it’s a complete massacre.”

Microphotograph of diatoms of various shapes and sizes.
Posted inEditors' Highlights

Machine Learning Enhances Image Analysis in Biogeosciences

by Dork Sahagian 6 November 20245 November 2024

Machine learning can enhance our ability to identify communities of microorganisms and how they change in response to climate change over time.

Posts pagination

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Features from AGU Publications

Research Spotlights

Unveiling What’s Under the Hood in AI Weather Models

30 September 202530 September 2025
Editors' Highlights

New Evidence for a Wobbly Venus?

29 September 202525 September 2025
Editors' Vox

All Publish, No Perish: Three Months on the Other Side of Publishing

29 September 202525 September 2025
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