This 300-Million-Year-Old ‘Octopus’ Fossil Was Actually Something Else All Along

For nearly 25 years, a hand-sized fossil pulled from the rocks of Illinois held a remarkable title: the oldest known octopus ...
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World's oldest known 'octopus' turns out to be an entirely different animal

An artistic reconstruction of the deathbed of Pohlsepia mazonensis, 300 million years ago. (Franz Anthony/Clements et al., ...
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Octopus DNA seems to confirm scientists’ theory about a long-standing geological mystery

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A study of octopus ...
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World's Oldest Known 'Octopus' Turns Out to Be An Entirely Different Animal

Add Yahoo as a preferred source to see more of our stories on Google. An artistic reconstruction of the deathbed of Pohlsepia mazonensis, 300 million years ago. (Franz Anthony/Clements et al., Proc. R ...