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fossils & paleontology

Australia’s remote Nullarbor Plain.
Posted inNews

A Mysterious Dome Reveals Clues to Australia’s Miocene History

by Nathaniel Scharping 17 October 202217 February 2023

The Nullarbor Plain has been relatively untouched by geological forces, leaving traces of the continent’s deep past.

Graph from the paper.
Posted inEditors' Highlights

Magnetofossils Unveil Paleoredox Conditions in Extreme Climate

by Mark J. Dekkers 30 August 20229 November 2022

The Paleocene-Eocene Thermal Maximum, a thermal pulse about 56 million years ago, is an analog for future global warming. A new magnetofossil study shows progressive ocean deoxygenation.

Illustration of wildfire and wetland forest during the end-Permian extinction interval.
Posted inNews

A Spike in Wildfires Contributed to the End-Permian Extinction

by Jackie Rocheleau 2 August 20225 June 2023

An upward trend in fossilized charcoal indicates that wildfires may have contributed to extinctions during the Great Dying.

Electron microscopy image of the charcoal found at the Than Formation in Saurashtra Basin, Gujarat, India.
Posted inNews

Cretaceous Charcoal Gives a Glimpse of Plant Evolution

by Meghie Rodrigues 18 April 20225 June 2023

New data from vegetal charcoal in northwest India supports the theory of paleowildfires as a global phenomenon and an evolutionary force for biodiversity.

Yellow and orange swirls color a chunk of Navajo sandstone in Grand Staircase.
Posted inFeatures

When Climate Ruled the Dinosaurs of Grand Staircase

Mary Caperton Morton, Science Writer by Mary Caperton Morton 30 December 20219 May 2023

Living in Geologic Time: Navigate the prolific boneyards and shifting boundaries of Grand Staircase-Escalante and Bears Ears National Monuments.

Three woolly mammoths walk over a snowy steppe during the last Ice Age.
Posted inNews

Mammoths Lost Their Steppe Habitat to Climate Change

by Elise Cutts 19 November 20216 June 2024

Ancient plant and animal DNA buried in Arctic sediments preserve a 50,000-year history of Arctic ecosystems, suggesting that climate change contributed to mammoth extinction.

Posted inNews

Greener, Wetter Arabia Was a Crossroads of Early Human Migration

by J. Besl 7 October 202126 April 2022

Hand axes, hippo bones, and a stack of ancient lake beds show that arid Arabia experienced intervals of humid weather, spurring pulses of human migration over the past 400,000 years.

A collection of globular, multicellular membrane-bearing algae from the Kuanchuanpu biota
Posted inResearch Spotlights

Multicellular Algae Discovered in an Early Cambrian Formation

by David Shultz 16 August 202130 January 2023

A new study describes eukaryotic organisms found organized in a cortex-medulla pattern in southern China’s Kuanchuanpu Formation.

Sunrise over an unpaved road near Apulo, Colombia
Posted inNews

The Rocky Roads of Colombian Paleontology

by Camilo Garzón and Santiago Flórez 7 May 20218 November 2021

Colombia has a wealth of fossils, and geologists are leading the charge to both collect data and share ancient history with local communities.

Stalactites and stalagmites in a cave
Posted inNews

Sooty Layers in Stalagmites Record Human Activity in Caves

Katherine Kornei, Science Writer by Katherine Kornei 16 February 20215 June 2023

Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans—and their fires—occupied caves thousands of years ago.

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Features from AGU Publications

Research Spotlights

A Solar Wind Squeeze May Have Strengthened Jovian Aurorae

1 August 20251 August 2025
Editors' Highlights

What Goes Up Must Come Down: Movement of Water in Europa’s Crust

31 July 202531 July 2025
Editors' Vox

JGR: Space Physics Launches New Instrumentation Article Type

23 July 202521 July 2025
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