Dinosaur fossils discovered by paleontologists working with the University of Wisconsin-Madison have been determined to be the oldest-known fossils, presenting evidence that the species was in ...

Paleontologists might have discovered a new dinosaur species—even though its fossil doesn’t exist anymore. Researchers in Munich, Germany, claim to have identified a new species of large ...

Johanson, a paleontologist, is the founding director of ASU’s Institute of Human Origins. He joined Good Morning Arizona on Thursday to reflect on his discovery half a century ago in Ethiopia.

a paleontologist and National Geographic Explorer who was part of a team that recently found tail bones of a Spinosaurus dinosaur in the Sahara Desert. The bones were a noteworthy discovery ...