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fossils & paleontology

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 202218 April 2022

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

by Mary Caperton Morton 30 December 202115 April 2022

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 202121 March 2022

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 202128 September 2021

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

by Katherine Kornei 16 February 202118 April 2022

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.

St. Barthélemy Island, viewed from the Coco Islet
Posted inScience Updates

By Land or Sea: How Did Mammals Get to the Caribbean Islands?

by P. Münch, P.-O. Antoine and B. Marcaillou 19 November 202029 September 2021

A multidisciplinary team is jointly investigating mammal evolution and subduction dynamics to unravel how flightless land mammals migrated to the Greater Antilles and other Caribbean islands.

An artist’s depiction of early modern humans living amid the grasslands of the Paleo-Agulhas Plain
Posted inFeatures

A Lost Haven for Early Modern Humans

by K. Braun 14 October 202015 April 2022

Sea level changes have repeatedly reshaped the Paleo-Agulhas Plain, a now submerged region off the coast of South Africa that once teemed with plants, animals, and human hunter–gatherers.

A partial skull of the Miocene great ape Lufengpithecus
Posted inResearch Spotlights

Why Did Great Apes Disappear from Southwestern China?

by Sarah Stanley 23 June 202029 September 2021

Periodic pulses of cooler temperatures may have disrupted the warm, humid, late Miocene climate that sustained the region’s great apes long after most species disappeared elsewhere.

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