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Some 67 million years ago, in what is now known as Slope County, North Dakota, an adolescent duck-billed dinosaur was killed and chewed up by various predators and scavengers. The Edmontosaurus left ...

Some well-preserved sea life fossils formed 183 million years ago didn't form in a no-oxygen environment as researchers previously thought, according to new analysis of the fossils by a team including ...

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.

Opalized ammonite fossils are some of the most unique and spectacular paleontological specimens. They were formed through a geological process known as opalization, wherein organic material from ...

A recent study found that many of the fossils from Germany's Posidonia shale do not get their gleam from pyrite, commonly known as fool's gold, which was long thought to be the source of the shine.

LAWRENCE, Kansas— A couple hundred million years ago, an ocean covering Kansas teemed with prehistoric life. Yet for millennia, Kansas has been a dry, sometimes even dusty, place. The ocean is long ...

Spiders are not well represented in the fossil record. Their soft external skeletons don't typically preserve well -- except at a few exceptional sites around the world. There is one remarkable spot ...