Paleontologists are divided on the origin of one of our favorite dinosaurs, Tyrannosaurus rex. Some say its ancestry is ...

The authors of that study say those findings support North American ancestry for T. rex. The authors of the new paper, however, disagree, saying that the T. mcraeensis fossil was dated incorrectly.

Trex Co., a Winchester, Virginia-based manufacturer of recycled-content composite plastic and wood residue decking and residential railing, is partnering with Seattle-based Weyerhaeuser, a leader in ...

Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the continents more than 70 million years ago, according to a new study led by ...

Tyrannosaurus rex ancestors would have moved from Asia to North America around 70 million years ago, researchers say.

Oldest-Known Birds of Prey Lived Alongside T. Rex in North America By Will Dunham WASHINGTON (Reuters) - In western North America during the twilight of the dinosaur age, the unquestioned ruler ...

Three North Dakota schoolboys made a larger-than-life discovery when they stumbled across a T rex skeleton during a hike. Two young brothers and their cousin were wandering through a fossil-rich ...

The provenance of T. rex has, at times, provoked contentious debates within paleontology. For instance, a study in 2024 claimed that T. rex relative Tyrannosaurus mcraeensis, which was found in New ...

Tyrannosaurus rex ancestors would have moved from Asia to North America around 70 million years ago, researchers say.

By Jack Guy, CNN (CNN) — The direct ancestor of Tyrannosaurus rex would have arrived in North America after crossing a land bridge from Asia, according to a new study. The report is the latest ...