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Chicxulub impact may have triggered a burst of rapid evolution
For decades, the asteroid that ended the reign of the dinosaurs has stood as a symbol of total planetary devastation. But ...
During these waves of mass extinction, most vertebrate survivors were confined to refugia, or isolated biodiversity hotspots ...
The mass extinction that wiped out nearly all life on Earth just before the dinosaurs evolved may have been caused by a global temperature drop rather than a rapidly warming climate. The End Triassic ...
The Brighterside of News on MSN
Mass extinction helped jawed vertebrates rise, study finds
About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, ...
(CNN) — A cataclysm engulfed the planet some 252 million years ago, wiping out more than 90% of all life. Known as the Great Dying, the mass extinction that ended the Permian geological period was the ...
Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...
Speciation and extinction are the twin engines that have sculpted the diversity of life on Earth. Speciation, the process by which new species arise from ancestral populations, is driven by a mixture ...
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