A newfound "chicken-size" dinosaur, recently unearthed in Wyoming, changes what paleontologists thought they knew about how ...

With a recent radioisotopic analysis of the fossil specimens dating the remains to around 230 million years old, this tiny ...

Nearly 200 Jurassic footprints found in southern England reveal new insights into 166 million-year-old prehistoric creatures, ...

Dinosaurs inhabited the Northern Hemisphere millions of years earlier than scientists previously thought, according to the ...

Hundreds of footprints from two dino species were excavated at a quarry in southeast England at the site of a well-known ...

The discovery of Ahvaytum bahndooiveche, a 230-million-year-old dinosaur in Wyoming, reveals dinosaurs existed in the ...

Researchers discovered Ahvaytum bahndooiveche fossils in Wyoming, revealing dinosaurs in Laurasia earlier than believed.

The site where hundreds of dinosaur footprints were unearthed remains uncertain as researchers explore options to preserve ...

Paleontologists released a new report last week showing that the earliest dinosaur ever discovered in North America is from ...

LONDON (AP) — A worker digging up clay in a southern England limestone quarry noticed unusual bumps that led to the discovery ...

The footprints date back to about 166 million years ago and appear to belong to two distinct types of dinosaurs ...

The dino tracks are believed to have been made by multiple species about 166 million years ago. They were found at the Dewars ...