Add Yahoo as a preferred source to see more of our stories on Google. No species lasts forever — extinction is part of the evolution of life. But at least five times, a biological catastrophe has ...

Humans have long tinkered with the evolutionary trajectories of other species. Thousands of years ago we tamed wolves into dogs and transformed a wild grass into the agricultural wonder wheat. Within ...

Mass extinction sounds scary, but it’s basically nature’s biggest reset button. Throughout Earth’s history, there have been five major events where huge numbers of species disappeared quickly, and ...

Dire wolves were massive and highly intelligent animals nearly the size of a small horse, capable of ripping a man’s arm off as easily as a dog kills a rat. They lived in cold regions in a place ...

About 201 million years ago, at the close of a geological period called the Triassic, one of the worst mass extinctions in ...

There are over 150,000 species on the International Union for Conservation of Nature Red List. Of those species, over 42,000 are threatened with extinction. On that list are 17,903 marine species that ...

(CNN) — No species lasts forever — extinction is part of the evolution of life. But at least five times, a biological catastrophe has engulfed the planet, killing off the vast majority of species from ...