Add Yahoo as a preferred source to see more of our stories on Google. Alamosaurus was one of the last dinosaurs from southern North American. Paleontologists have recently dated the rock formation ...

A new study sheds light on how these reptiles become “mummies” and paints a picture of what these ancient animals looked like. Paul Sereno and his colleagues spent years painstakingly preparing this ...

Radioactive minerals in eggshells can help scientists pinpoint a fossil’s age with stunning accuracy. Scientists excavate dinosaur egg nests in Mongolia's Eastern Gobi Basin. National Geographic ...