Advanced CT imaging of rare Devonian lungfish fossils in Australia and China is revealing unexpected anatomical details.

Near the top of the world’s highest peak, climbers sometimes spot seashells and delicate crinoid stems locked inside pale limestone, a jarring sight in the thin, frozen air. Those fossils formed on an ...

Most shark fossils are just teeth—their cartilage skeletons usually decay long before they can fossilize. But in northwestern Arkansas, a series of geological sites known as the Fayetteville Shale has ...

A fragment of upper jaw fossil from the Early Cretaceous is among the oldest examples of a toothless amphibian in the fossil record Chihiro Kai The arid valleys of Wyoming’s Cloverly Formation are ...

Before leaving on a fossil-hunting trip for a summer 2021 field paleontology class, a Montana State University junior made an ...

The three fossil specimens (from left to right), Avisaurus darwini, Avisaurus sp., and Magnusavis ekalakaensis, all of which are represented by a tarsometatarsus. They are all shown to scale with one ...

How did soft-bodied organisms remain intact for millions of years?

WINONA, Minn. — It’s hard to overstate how rare and exciting a dinosaur mummy is. And yes, the fossil called “Medusa” could be a dinosaur mummy — the remains of an Edmontosaurus about 66 million years ...

First, dinosaur tracks aged around 140 million years were reported in 2025 on a remote stretch of the coast in South Africa’s ...

Scientists have discovered a rare 68-million-year-old dinosaur egg containing another egg inside it in Madhya Pradesh, India.