The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched ...

Add Yahoo as a preferred source to see more of our stories on Google. A skeleton of a Dodo. - Kirsty Wigglesworth/AP Humans have wiped out hundreds of species — with many more on the brink or ...

Human beings are steadily heading towards extinction and may “already be a dead species walking”, according to a scientist. Writing an opinion piece in Scientific American, palaeontologist and editor ...

(CNN) — 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” ...