Scientists found preserved blood vessel structures in a T. rex fossil, offering new insight into dinosaur healing and fossilization.

A remarkably preserved, mummified reptile from 289 million years ago is rewriting what we know about how animals first ...

A new discovery in Australia reveals fossils preserved in iron with astonishing detail, reshaping how scientists search for ...

Rare 450-million-year-old fossil, Paleocanna tentaculum, that provides a clearer link between ancient cnidarians and modern ...

Dinosaur DNA may still be out of reach, but scientists are uncovering something almost as exciting—ancient blood vessels ...

According to CNN, Japanese researchers used recently discovered fossils to compare jaw sizes with modern species and found that these ancient cephalopods reached lengths of 23 to 62 feet, with the ...

For nearly 25 years, a hand-sized fossil pulled from the rocks of Illinois held a remarkable title: the oldest known octopus ...

Today's octopuses are intelligent, remarkably flexible animals that lurk in reefs, hide in crevices, or drift through the ...

Whale-sized, monstrous octopuses prowled the seas during the Age of Dinosaurs, snatching prey with their huge tentacles and ...

Some octopuses that lived over 72 million years ago were as long as whales. These huge predators may have been the largest ...