More than a century ago prolific fossil collector Charles Sternberg discovered the skeleton of a duck-billed Edmontosaurus ...

NEW YORK (AP) — Researchers have unearthed a spooky pair of dinosaur mummies that seem to have been preserved in an ...

New dating has revealed that New Mexico's last dinosaurs were healthy, diverse and thriving at the end of the Cretaceous ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

Imaging technology has revolutionized paleontology, allowing scientists to study fossils that are buried deep in the rock or ...

Wyoming’s “dinosaur mummies,” once thought to preserve fossilized flesh, are actually detailed clay molds formed by microbes ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

A trove of specimens from New Mexico may help settle a long-running argument about the diversity of dinosaurs before their ...

Sixty-six million years ago, two genera of long-necked, quadrupedal dinosaurs had an advantage over other sauropods: they ...

A pair of Edmontosaurus specimens found in a Wyoming dig help researchers to understand the process that led them to be ...

New dating techniques of a century-old fossil site in New Mexico dispel the theory that dinosaurs were already in decline ...