In the past 540 million years, the Earth has endured five mass extinction events, each involving processes that upended the normal cycling of carbon through the atmosphere and oceans. These globally fatal perturbations in ...
Earth Sciences
Sep 20, 2017
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The most severe mass extinction event in the past 540 million years eliminated more than 90 percent of Earth's marine species and 75 percent of terrestrial species. Although scientists had previously hypothesized that the ...
Earth Sciences
Jun 21, 2021
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The most severe mass extinction in Earth's history occurred with almost no early warning signs, according to a new study by scientists at MIT, China, and elsewhere.
Earth Sciences
Sep 19, 2018
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Long before dinosaurs, Earth was dominated by animals that were in many ways even more incredible.
Earth Sciences
Apr 7, 2023
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Most scientists agree that a "mass extinction" event is underway with the Earth's wildlife disappearing at an alarming rate, mainly due to human activity.
Earth Sciences
Jul 11, 2017
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A study by a researcher in the Syracuse University College of Arts and Sciences offers new clues to what may have triggered the world's most catastrophic extinction, nearly 252 million years ago.
Earth Sciences
Jul 31, 2017
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(Phys.org)—The Permian geologic period that ended the Paleozoic era climaxed around 252 million years ago with a sweeping global mass extinction event in which 90 to 95 percent of marine life became extinct. It would take ...
Methane emissions created by volcanic activity burning buried fossil fuel deposits could have played a major role in the global warming that triggered the largest mass extinction event in Earth's history, a new study suggests.
Earth Sciences
Nov 30, 2022
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Paleontologists in the U.K. and China have shown that the natural world bounced back vigorously following the End-Permian Extinction.
Evolution
Jun 20, 2022
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Scientists have discovered why the 'broken world' following the worst extinction of all time lasted so long – it was simply too hot to survive.
Earth Sciences
Oct 18, 2012
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