Add Yahoo as a preferred source to see more of our stories on Google. This is definitely one creature you wouldn’t want to run into in a dark alley, at least if you were around 500 million years ago.

Around half a billion years ago, in what is now the Yunnan Province of China, a tiny larva was trapped in mud. Hundreds of millions of years later, after the mud had long since become the black shales ...

For nearly two centuries, scientists have tried to solve an enduring mystery about a giant millipede-like animal named Arthropleura that used its many legs to roam Earth more than 300 million years ...

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University of Toronto provides funding as a founding partner of The Conversation CA. University of Toronto provides funding as a member of The Conversation CA-FR. Paleontology is undergoing a new ...

Yes, there is a limit, say our readers, with cell size and respiratory limitations both factors - and there is some debate about what the smallest arthropod might be Arthropods, like everything else, ...