The mystery of a controversial fossil, once believed to be the oldest known octopus, has finally been resolved. First ...

A fossil once celebrated as the world’s oldest octopus may be no octopus at all. New synchrotron scans of the roughly ...

A 300-million-year-old fossil, previously labelled as the world's oldest octopus, has been reclassified as a nautiloid, which ...

To solve this puzzle, Thomas Clements, a paleontologist at the University of Leicester, and his colleagues put this supposed ...

An artistic reconstruction of the deathbed of Pohlsepia mazonensis, 300 million years ago. (Franz Anthony/Clements et al., ...