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

Learn about Prototaxites, a bizarre group of prehistoric organisms that fall within an unknown lineage of extinct life.

Prototaxites are something of a prehistoric mystery. They were the first giant organisms on land, towering over ancient ...

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 ...

A detailed study of bones and tendons overturns assumptions about the mobility of Australia’s extinct mega kangaroos.

Long before big cats, terror birds reigned as apex predators. Here’s how these flightless birds hunted, and why they went ...

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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 ...