One night at dinner, 10-year-old dinosaur fan Kenyon Roberts asked a family guest — state Sen. Curt Bramble — why Utah had made the Allosaurus its official state fossil.

Allosaurus was among the earliest dinosaur discoveries, and fossils are plentiful, making it a darling of paleontologists, as well as amateur dinosaur observers. Fossils possibly belonging to ...

A little more than a year ago, in the corner of a Salt Lake City tattoo parlor spattered with sci-fi ephemera and fantasy art, I watched as artist Jon McAffee inked an Allosaurus onto my arm. The ...

Examining the bones of Allosaurus, researchers find bite marks suggesting scavenging behavior and, possibly, cannibalism.

The Smithsonian’s National Museum of Natural History’s fossilized skeleton of the Jurassic dinosaur Allosaurus has officially been named the type specimen for the entire species. This distinction ...

The Allosaurus, which is displayed in the museum's David H. Koch Hall of Fossils — Deep Time, is now the scientific standard for the prehistoric predator.

Big Al the Allosaurus, a 150-million-year-old resident of Wyoming, recovered 30 years ago and currently 95% complete, will be fully examined by experts at the Museum of The Rockies in Bozeman ...

Allosaurus has been known to paleontologists for more than 130 years, but there are still some things about this creature that we just don’t know. Allosaurus science ink. Photo by Tracey Switek.