Matthew Carrano, curator at the Smithsonian Institution, unveils a 67-million-year-old Pachycephalosaurus skull, a rare ...

Eric and Wendy Schmidt donated a rare, $1.7 million dinosaur skull to the Smithsonian, where it will be on view this December ...

New University of Maryland research suggests that dinosaur parenting strategies helped transform the Mesozoic world, as “latchkey kid dinosaurs” spread into ecological niches their parents left ...

The remarkable skull will be on display from December 22 through December 28. After spending the next few years behind the ...

They fought for territory, displayed for mates, and faced predators with a wall of horn and bone. The Ceratopsians were among the final triumphs of dinosaur evolution before the great extinction.

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...

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 ...

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Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

One of the worst days in the history of life on Earth started like any other. Herds of hadrosaurs with huge head crests and duck bills roamed ancient New Mexico for plants to eat, making sure not to ...

Brontotholus harmoni lived in the Late Cretaceous about 75 million years ago. A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers. The ...