(CNN) — When a fossil preserves an animal’s complete body in a death pose, seeing it is observing a snapshot in time. Several such fossils exist for Archaeopteryx — the earliest known bird — and now, ...

(CNN) — When a fossil preserves an animal’s complete body in a death pose, seeing it is observing a snapshot in time. Several such fossils exist for Archaeopteryx — the earliest known bird — and now, ...

Slow-motion footage of baby birds helps scientists uncover how their ancestors took to the skies. Birds today make flight look effortless, but its evolution was complex. Scientists are still trying to ...

Navaornis hestiae (center) documents a previously unknown intermediate stage in the evolution of the central nervous system between the earliest birds (like Archaeopteryx on the left) and living birds ...

In a study of fossils, a research team led by evolutionary biologist and Johns Hopkins Medicine assistant professor Matteo Fabbri suggests that a group of giant reptiles alive up to 220 million years ...

In a study of fossils, a research team led by an evolutionary biologist at Johns Hopkins Medicine suggests that a group of giant reptiles alive up to 220 million years ago may have acquired the ...