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 ...
The last meal eaten by a wolf cub before its demise, some 14,400 years ago, has yielded new insight into how the woolly ...
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 - ...
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, ...
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 ...
Violent supernovas may have caused two of Earth’s largest mass extinctions that have never been completely explained, according to a theory put forward in new research.During the final stages of a ...
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 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results