The minerals involved in the fossilization of ancient life can have a dramatic effect on how that fossil turns out. They ...

Fossils are the remains or traces left behind by life forms that existed long ago and are normally found in sedimentary rocks. They are usually very small, like micro shells or pollen, and sometimes ...

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 ...

Intro -- Table of Contents -- Preface -- Acknowledgments -- Part I. Fossils Are Where You Find Them -- 1. Fantastic Fossils -- 2. How Are Fossils Formed? -- 3. What Kinds of Rocks Yield Fossils? -- 4.

A new study sheds light on how these reptiles become “mummies” and paints a picture of what these ancient animals looked like. Paul Sereno and his colleagues spent years painstakingly preparing this ...