This is the study of prehistoric life based on fossils of microbes, plants, and animals found in rock.
A flexible bony structure that helps with chewing may have helped give rise to the Age of Mammals, a new fossil suggests.
Fossil teeth of ancient crocodilians suggest that some ate plants and that such green diets evolved in crocs at least three times more than 60 million years ago.
The Chicxulub crater is helping reveal what happened on the day a 12-kilometer-wide asteroid slammed into the Gulf of Mexico, 66 million years ago.
A newly identified dinosaur species fills a gap in the tyrannosaur family tree.
For the first time, paleontologists have found an unlaid egg inside an ancient bird fossil. That egg may have caused its mother’s death.
A newfound dinosaur named “omen of doom” fills a gap in tyrannosaur evolution. It helps to narrow when the group sized up.
A new study of a rare baby plesiosaur reveals that these marine reptiles were huge at birth, then continued to grow speedily.
Scientists used fossils, footprints, a computer models and a life-sized walking robot to find out how an ancient creature moved.