A rare fossil from Thailand identifies a 25-foot spinosaurid that lived along river systems 125 million years ago.

Researchers have identified over 70 new species, from ancient dinosaurs to living mammals and insects preserved in amber ...

Palaeontologists reported some remarkable dinosaur fossils this year, including a Velociraptor relative, a dome-headed ...

Over 70 new species, from insects to dinosaurs, were identified in 2025 by combining fieldwork, museum collections, and ...

Some feathered dinosaurs may have lost the ability to fly, revealing that the evolution of flight was far more complex than ...

There are four National Parks in Colorado including Mesa Verde, Great Sand Dunes, Black Canyon of the Gunnison, and Rock ...

Legend once had it that the huge, three-toed footprints scattered across the central highlands of Bolivia came from supernaturally strong monsters - capable of sinking their claws even into solid ...

The tracks indicate how many animals were traveling via the ancient coastline. Paleontologists have found tens of thousands of dinosaur tracks in South America, which offers evidence as to which ...

A new study sheds light on how these reptiles become “mummies” and paints a picture of what these ancient animals looked like. Paul Sereno and his colleagues spent years painstakingly preparing this ...

Two dinosaurs fossilized in combat, originally thought to involve a juvenile Tyrannosaurus rex testing its mettle against a Triceratops, actually feature a separate species frequently confused with ...

The end of the dinosaurs was clearly linked to an asteroid impact that brought the Cretaceous period to a close. But the details of their end have remained a matter of debate since the impact crater ...

More than a century ago prolific fossil collector Charles Sternberg discovered the skeleton of a duck-billed Edmontosaurus dinosaur in the sandstone rocks of the Lance Formation in eastern Wyoming.