It’s almost impossible to picture a world where giant saber-toothed cats once prowled the earth. But that world was real, and ...

That’s the thrill scientists feel when they unearth cat fossils—especially the ones that just don’t make sense. For years, ...

A new dinosaur species, Enigmacursor mollyborthwickae, has been identified from a partial skeleton found in Moffat County, Colorado, researchers said.

THIS admirable little book, which was designed for students of the University of Minnesota, is accurately described in its title. It gives the salient features of the anatomy of the three animals ...