In search of possible causes of mass extinctions -- Historical background -- Evidence for catastrophic organic changes in the geological record -- Impact by comets and asteroids -- Sea-level changes - ...

Extinction rates are not spiraling upward as many believe, according to a large-scale study analyzing 500 years of data. Researchers found that species losses peaked about a century ago and have ...

Mass extinctions, volcanism, and impacts: The geological extinction record : history, data, biases, and testing / Norman MacLeod -- Large igneous provinces and mass extinctions : an update / David P.G ...

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There have been five major extinction events that have fundamentally changed how ...

About 66 million years ago – perhaps on a downright unlucky day in May – an asteroid smashed into our planet. Even groups that weathered the catastrophe, such as mammals, fishes and flowering plants, ...

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 ...

A new study in Genome Biology and Evolution, published by Oxford University Press, resurrected the mutated genes of the last herd of woolly mammoths and found that their small population had developed ...

Arian Wallach receives funding from the Australian Research Council. Erick Lundgren receives funding from the Centre for Open Science & Synthesis in Ecology and Evolution at the University of Alberta ...