Add Yahoo as a preferred source to see more of our stories on Google. Primeval fish that were thought to be "living fossils," largely unchanged since the time of the dinosaurs, are actually evolving ...

In a study appearing in Fossil Record, researchers Martin Ebert and Martina Kölbl-Ebert analyzed the remains of a unique fossil type: the decapitated head of Aspidorhynchus, with its gastrointestinal ...

Experts have uncovered the earliest known example of a fish with extra teeth deep inside its mouth—a 310-million-year-old fossilized ray-finned fish that evolved a unique way of devouring prey.

Digital reconstruction of tiny, 400-million-year-old jawless fish shows how traits for evading predators later gave rise to hunters A fossil the size of a fingernail is rewriting the opening chapter ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Paleontologists ...

Fossils almost never preserve brains, which is why a tiny fish from roughly 300 million years ago is drawing so much scientific attention. Sealed in soapstone and found near Trawden in Lancashire, U.K ...

A spectacular fossil fish discovered on a remote cliff in New Zealand nearly 30 years ago has finally revealed its full story thanks to an unexpected discovery: the original collector’s long-lost ...

An analysis of marine fossils from the Upper Miocene Chagres Formation in Panama, most belonging to the Myctophidae family, discovered four new species, one of which has been named in honor of Brigida ...

Long ago, some saltwater fish adapted to freshwater — and in doing so, developed an extraordinary sense of hearing rivaling our own. By examining a 67-million-year-old fossil, researchers from UC ...