A newly discovered trove of fossilized footprints provides what may be the first evidence of prehistoric diversity in dinosaur herds, though not everyone is convinced.

But T. rex was also the last of its meat-tearing family. The earliest tyrannosaurs evolved about 166 million years ago. In ...

The other two lots that sold for seven figures and well above high estimates were dinosaur fossils: a "virtually complete" Skull of a Pachycephalosaurus (estimate of $800,00 – $1.2 million) and an ...

Stomach contents of juvenile Gorgosaurus fossil from Dinosaur Provincial Park, Alberta, reveals unique insights into dinosaur dietary habits.

Enormous 150-million-year-old fossil is the most complete and best preserved Stegosaurus specimen of its size ever discovered.

A teenaged tyrannosaur (and its final feast) The gorgosaurus specimen with its gut contents. Image: Darla Zelenitsky, University of Calgary (specimen courtesy of Royal Tyrrell Museum) In December ...

The study of fossils offers scientists a look at species that lived long before documented history. Once in a while, scientists get a glimpse of something unexpected during their examinations.

The study of fossils offers scientists a look at species that lived long before documented history, and once in a while, scientists get a glimpse of something unexpected during their examinations.