An unexpected haul of nearly 500 fossilized fish in Egypt provides an unprecedented picture of how sea life rebounded from ...

Learn more about Qreiya 3 Lagerstätte, a fossil-rich site that could help fill key gaps in marine evolution.

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

The Cretaceous Era—roughly 145 to 66 million years ago—was the last hurrah of the dinosaurs. A massive asteroid impact brought them to a violent end, but there’s more to the story. The Cretaceous ...

A mass extinction event is a term used to describe a large-scale event that wipes out species. It is usually not a short, one-time incident but rather something that occurs over thousands or millions ...

Vienna - Some of the most beautiful creatures to grace the ancient seas, the ammonites, disappeared in the end-Cretaceous mass extinction that finished off the dinosaurs 65.5 million years ago. “It’s ...

WACO, Texas — A new study published on Thursday, co-authored by researchers from Baylor University, New Mexico State University, the Smithsonian Institution and several international collaborators, ...

The Cretaceous–Paleogene (K–Pg) mass extinction event, marking the boundary between the Cretaceous and Paleogene periods approximately 66 million years ago, stands as one of the most profound ...

Late Jurassic and Early Cretaceous oceans are known for enormous and fierce predators like pliosaurids with 2-meter-long jaws, toothy thalattosuchia crocodyliforms, and fast, fish-like ichthyosaurians ...

Modern birds evolved earlier than previously assumed — much earlier than the dinosaurs’ mass extinction — an event that seems to have had a limited impact on avian evolution Artist’s depiction of the ...