Researchers find oxygen spike coincided with ancient global extinction
Two hundred fifty-two million years ago, much of life on planet Earth was dying.
Earth Sciences
Aug 2, 2021
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Page 2 - News tagged with extinction event
Sixth mass extinction is here, researcher declares
There is no longer any doubt: We are entering a mass extinction that threatens humanity's existence.
Ecology
Jun 19, 2015
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Study shows erosion of ozone layer responsible for mass extinction event
Researchers at the University of Southampton have shown that an extinction event 360 million years ago, that killed much of the Earth's plant and freshwater aquatic life, was caused by a brief breakdown of the ozone layer ...
Earth Sciences
May 27, 2020
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In death of dinosaurs, it was all about the asteroid—not volcanoes
Volcanic activity did not play a direct role in the mass extinction event that killed the dinosaurs, according to an international, Yale-led team of researchers. It was all about the asteroid.
Earth Sciences
Jan 16, 2020
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Survival of the newest: The mammals that survive mass extinctions aren't as 'boring' as scientists thought
When an asteroid hit the Earth 66 million years ago, it set off a devastating mass extinction. The dinosaurs (except for a few birds) all died out, along with lots of the mammals. But some small mammals survived, laying the ...
Evolution
Oct 5, 2023
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Earth's major 'mass extinction' events
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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New, tighter timeline confirms ancient volcanism aligned with dinosaurs' extinction
A definitive geological timeline shows that a series of massive volcanic explosions 66 million years ago spewed enormous amounts of climate-altering gases into the atmosphere immediately before and during the extinction event ...
Earth Sciences
Dec 18, 2014
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Mammals began their takeover long before the death of the dinosaurs
It's a familiar story—the mighty dinosaurs dominated their prehistoric environment, while tiny mammals took a backseat, until the dinosaurs (besides birds) went extinct 66 million years ago, allowing mammals to shine. Just ...
Archaeology
Jun 7, 2016
10
907
Mercury helps to detail Earth's most massive extinction event
The Latest Permian Mass Extinction (LPME) was the largest extinction in Earth's history to date, killing between 80–90% of life on the planet, though finding definitive evidence for what caused the dramatic changes in climate ...
Earth Sciences
Jan 26, 2023
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257
Geologists offer new clues to cause of world's greatest extinction
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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