A 183-million-year-old plesiosaur fossil unveils rare skin details, reshaping our understanding of ancient marine life.

It’s the smoking gun, or the steaming guts,” said a paleontologist from a team that also found that the sauropods didn’t chew ...

Plant fossils found in the abdomen of a sauropod support the long-standing hypothesis that these dinosaurs were herbivores, ...

A sauropod dinosaur fossil has been found with preserved stomach contents for the first time, providing insights into what ...

Scientists find red blood cell-like structures in a dinosaur fossil, shedding light on cancer’s ancient origins.

Sauropods were the largest land-living animals of all time. Finding the traces of a sauropod’s last meal is nothing short of ...

This dinosaur’s skull was light as air but its mouth was packed with power—and a unique ability to quickly grow teeth. Here’s ...

The Chicago Archaeopteryx features more soft tissue and delicate skeletal details than any known fossil of its kind, and ...

For more than a decade, paleontologists have speculated about a single fossil that preserves skeletons of two of the world’s most famous dinosaurs, Tyrannosaurus rex and Triceratops. Not only ...

In Argentina's Neuquén Province, scientists have unearthed Cienciargentina sanchezi, a 94-million-year-old dinosaur fossil. This oldest known rebbachisaurid sheds light on the early evolution of ...

Newly discovered feathers were crucial to how Archaeopteryx was able to fly. Archaeopteryx is the fossil that helped confirm ...