Paleontologists have analyzed an exceptionally long sauropod trackway at the West Gold Hill Dinosaur Tracksite in Colorado, the United States. Their results...
Scientists from Stellenbosch University and elsewhere have used advanced uranium-lead (U-Pb) dating and elemental mapping to measure trace amounts of uranium...
Paleontologists from the New Mexico Museum of Natural History and Science, the University of Texas at El Paso and Montana State University have discovered...
Paleontologists have examined an exceptionally well-preserved, near somatically mature tyrannosaur skeleton from the Hell Creek Formation of Montana. Their...
A fossil braincase and partial skull roof from Carnegie Museum of Natural History has been reassessed and reclassified, giving rise to a new genus and...
Paleontologists have examined two exceptional specimens of the end-Cretaceous, duck-billed dinosaur Edmontosaurus annectens. Using an array of imaging...
The most iconic mass extinction in Earth history occurred around 66 million years ago, as rapid environmental destruction led to the extinction of around...
On April 8, 2024, a total solar eclipse disrupted light-dark cycles for North American birds during the lead-up to spring reproduction. Compiling more...
Paleontologists have described a new genus and species of pachycephalosaurid dinosaur from five fossil specimens found in the Late Cretaceous Two Medicine...
A new genus and species of hadrosaurid dinosaur that lived during the Cretaceous period in what is now New Mexico has been identified and named by paleontologists...
Scientists have resurrected ancient microbes from permafrost cores of Late-Pleistocene age (up to 40,000 years old) collected from four locations within...
Paleontologists have identified a new species of extinct crocodyliform from the fossilized remains of a juvenile individual found in southwest Montana,...
Hybridization between these species is remarkable across vertebrate species, as such events typically occur between recently diverged populations, whereas...
New research suggests dinosaurs were ecosystem engineers that promoted habitat openness in the Late Cretaceous epoch, and their extinction around 66 million...
Ancient DNA has been useful in reconciling deep evolutionary relationships and responses to ecological changes in elephants and their relatives. In new...
Marine biologists have described three new species of deep-sea snailfishes in the family Liparidae from the eastern abyssal Pacific (depths 3,268 to 4,119...
Horseshoe crabs are an ancient lineage with an evolutionary history stretching back 450 million years (Ordovician period) and are generally considered...
Paleontologists have described a new genus and species of stem-chelydrid turtle using complete fossilized shells and associated material found in the Early...
Paleontologists have found the fossilized remains of the extinct deer species Eocoileus gentryorum at the Early Pliocene Gray Fossil Site of northeastern...
Textbooks often portray primates as originating, evolving, and dispersing exclusively within warm tropical forests. This tends to come from fossil evidence...
