The fragments of vomit would have been emitted when dinosaurs such as Tyrannosaurus ... told the BBC the fossil was a “truly an unusual find” as it forms a piece in the puzzle of understanding ...

Study suggests dinosaurs originated in the Amazon, but their fossils are missing. They started as small, bipedal creatures in ...

The dinosaur was about as big as a Tyrannosaurus rex and had a unique nasal horn and symmetrical teeth that it used to eat its prey.

The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new study.

Scientists have unveiled a giant horned dinosaur from Egypt called Tameryraptor markgrafi after discovering lost photos of fossils destroyed in WWII.

Today's oldest known fossils were unearthed in areas like Zimbabwe, Argentina and Brazil and date back about 230 million years. However, the differences among those remains suggest dinosaurs had ...

Future fossil discoveries in underexplored regions like the Amazon and Congo could further redefine our understanding of dinosaur beginnings. For a long time, the origins of dinosaurs remained a ...

hunt for fossils together a few times a year, primarily on private-owned ranchland in northwest South Dakota. "We found a leg bone of a duck-billed dinosaur and a T. rex tooth the first time we ...

But the differences between these fossils suggest dinosaurs had already been evolving for some time, pointing to an origin millions of years earlier. The new study, published in the journal ...