Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are ...

Ever wonder how saber-toothed cats and other extinct creatures behaved? Well, a team of scientists unearthed ancient footprints that offer insight into how various prehistoric animals lived as far ...

When an animal moves from the endangered species list to being officially extinct, it's undeniably a sad day. The creature has gone the way of the dinosaur and the dodo, but on occasion, scientists ...

Will womb transplants transform fertility? What should we make of 'de-extinction' claims? And why are prices falling in the art market? Olly Mann and The Week delve behind the headlines and debate ...