A team of paleontologists from Oklahoma State University, the University of Toronto and Royal Ontario Museum has added another species of caenagnathid...
The end-Cretaceous mass extinction, which included the elimination of all non-avian dinosaurs, occurred after the impact of the Chicxulub asteroid and...
New research demonstrates that the brain of Thescelosaurus neglectus, a small plant-eating neornithischian dinosaur that lived just before the end-Cretaceous...
About 66 million years ago, a massive asteroid crashed into Earth near the site of the small town of Chicxulub in what is now Mexico. The impact eradicated...
A family of medium-sized iguanodontian dinosaurs called the Rhabdodontidae was one of the most important dinosaur groups inhabiting the ancient European...
Paleontologists have unearthed the fossilized remains of two T. rex cousins in the Ouled Abdoun Basin, northern Morocco.
Fossils have been found of several...
After the extinction of non-avian dinosaurs at the end of the Cretaceous period, many mammals underwent a rapid increase in size. Several hypotheses for...
Paleontologists have long debated why groups such as non-avian dinosaurs became extinct whereas mammals and other lineages survived the end-Cretaceous...
About 66 million years ago, a 10-km-wide asteroid crashed into Earth near the site of the small town of Chicxulub in what is now Mexico. The impact unleashed...
About 66 million years ago, a massive asteroid crashed into Earth near the site of the small town of Chicxulub in what is now Mexico. This impact coincides...
About 66 million years ago, a massive asteroid crashed into Earth near the site of the small town of Chicxulub in what is now Mexico. The impact eradicated...
Thalassotitan atrox, a species of mosasaur that swam in the Cretaceous oceans 66 million years ago, shows that these specialized marine creatures evolved...
Atractosteus grandei lived less than 1,500-2,500 years after the Chicxulub asteroid impact, an event that is widely accepted as a major cause behind the...
Paleontologists have identified a new species of softshell turtle from a partial carapace found in North Dakota, the United States.
Hutchemys walkerorum....
About 66 million years ago, a 10-km-wide asteroid crashed into Earth near the site of the small town of Chicxulub in what is now Mexico. The impact unleashed...
The end-Cretaceous mass extinction 66 million years ago was characterized by a worldwide ecological catastrophe and rapid species turnover. Arboreal (tree-dwelling)...
About 66 million years ago, a massive asteroid crashed into Earth near the site of the small town of Chicxulub in what is now Mexico. The impact eradicated...
