Scientific knowledge is constantly updated, revised, or reshuffled as new insights emerge. One particular fossil was thought ...

More than two decades after scientists identified a fossil as the world’s oldest octopus — officials now say it wasn’t one at ...

A famous “oldest octopus” fossil has been exposed as a case of mistaken identity. Advanced imaging revealed hidden teeth ...

Learn how a 300-million-year-old fossil once thought to be the oldest octopus was reidentified after hidden teeth were ...

Scientists uncover the truth behind a well-known fossil, Pohlsepia mazonensis, showing the "world's oldest octopus" was not ...

LONDON (AP) — A 300-million-year-old tentacled sea creature has lost its crown as the world’s oldest octopus, after ...

For years, this fossil seemed to tell a thrilling story. Here was an animal from more than 300 million years ago that ...

Korn, CC0, via Wikimedia Commons For years, a 300-million-year-old fossil in Chicago was celebrated as the world’s oldest ...

The creature that swam into the Guinness Book of Records as the planet's earliest known octopus just got its title revoked. New high-powered scans of the 300-million-year-old fossil Pohlsepia ...

Most carnivores have teeth to grasp and eat prey, so marine animals with teeth are not uncommon. Sharks, dolphins, eels, whales, many fish species, and marine mammals like seals and sea lions have ...

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