Geologists uncover new clues about largest mass extinction ever
A new study could help explain the driving force behind the largest mass extinction in the history of earth, known as the End-Permian Extinction.
A new study could help explain the driving force behind the largest mass extinction in the history of earth, known as the End-Permian Extinction.
Earth Sciences
Aug 27, 2018
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A team of scientists has concluded that earth experienced a previously underestimated severe mass-extinction event, which occurred about 260 million years ago, raising the total of major mass extinctions in the geologic record ...
Ecology
Sep 9, 2019
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(Phys.org)—Sometimes when a star collapses into a supernova, it releases an intense, narrow beam of gamma rays. Gamma-ray bursts often last just a few seconds, but during that time they can release as much energy as the ...
Nearly 66 million years ago, a large asteroid hit Earth and contributed to the global extinction of dinosaurs, leaving birds as their only living descendants.
Paleontology & Fossils
Sep 19, 2022
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Around the world, natural history museums hold a treasure trove of knowledge about Earth's animals. But much of the precious information is sealed off to genetic scientists because formalin, the chemical often used to preserve ...
Evolution
Oct 3, 2023
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The world is waking up to the fact that human-driven carbon emissions are responsible for warming our climate, driving unprecedented changes to ecosystems, and placing us on course for the sixth mass extinction event in Earth's ...
Earth Sciences
Feb 10, 2020
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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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Humans have a "natural" lifespan of around 38 years, according to a new method we have developed for estimating the lifespans of different species by analyzing their DNA.
Plants & Animals
Dec 13, 2019
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As life on Earth rapidly expanded a little over 500 million years ago during the Cambrian explosion, Earth had tectonic plates slowly crashing into each other, building mountains and starting a series of unfortunate events ...
Earth Sciences
May 31, 2024
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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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