Human beings have enjoyed a unique and lonely role among intelligences. Do other minds exist in life's other kingdoms? With ...

Whales travel through the ocean, lunging, leaping, and playing, with grace and swiftness that belie their huge size. The ...

It's not easy to look at a sea spider and see an animal so representative of its kind that it may help scientists sort out ...

A groundbreaking study suggests that the famous Cambrian explosion—the dramatic burst of diverse animal life—might have actually started millions of years earlier than we thought. By analyzing ancient ...

Paleontologists have identified a new ancient reptile from the Solnhofen limestone slabs, thanks to a chance discovery. A ...

Evolution is the process of heritable change in populations of organisms over multiple generations. Evolutionary biology is the study of this process, which can occur through mechanisms including ...

Shell-rich rocks trace a mostly upward climb in ocean life, with each mass extinction slashing both diversity and biomass ...

In true feline form, cats took their time deciding whether to jump into humans’ laps. In a new comprehensive study of the spread of domesticated cats, DNA analysis suggests that cats lived for ...

Coevolution articles from across Nature Portfolio Coevolution is the process by which two or more species evolve in tandem by exerting selection pressures on each other. Examples of coevolutionary ...

Different Phases of Evolution During Ice Age May 23, 2025 — Cold-adapted animals started to evolve 2.6 million years ago when the permanent ice at the poles became more prevalent.

Researchers examine a 500-million-year-old fossil from Morocco and find out that echinoderms went from bilateral to pentaradial symmetry.

Biomass reveals the real impact and energy flow of life in an ecosystem, like knowing not just the cast of a play, but who ...