A clay layer one-hundredth of an inch thick preserves the fleshy details of dinosaurs buried suddenly in east-central Wyoming ...

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

New research in a North American “mummy zone” in eastern Wyoming reveals how giant duck-billed dinosaurs were preserved in striking detail.

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

A fresh analysis of a site in New Mexico provides a glimpse into the final days of the dinosaurs, showing their diversity before going extinct.

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

Dating dinosaur eggs is difficult: available methods are limited and prone to errors because measurement proxies – such as volcanic rocks or crystals – may have changed between egg laying and dating ...