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In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species that evolution also involved a return trip. Dozens ...

Newfound fossils from China suggest that complex animals were around millions of years earlier than thought, among them possibly our vertebrate ancestors.

Poison frogs are small and brightly colored amphibians that originate from Central and South America. As suggested by their ...

KUNMING -- Chinese scientists have discovered well-preserved multicellular animal fossils in Ediacaran strata of eastern Yunnan, indicating that complex animal communities existed in oceans long ...

A sweeping genetic study of over 150 species reveals that life’s move from water to land was not a single story, but a series ...

Newly discovered fossils have given scientists their first real glimpse of when Earth made a crucial transition from plants and unrecognizably simple animals to the complex creatures that took over ...

Newly discovered fossils have given scientists their first real glimpse of when Earth made a crucial transition from plants and unrecognizably simple animals to the complex creatures that ...

A fossil bed in China containing animals up to 554 million years old suggests that we may have to reconsider the idea that life suddenly diversified during the Cambrian explosion ...

Hundreds of millions of years ago, the first animals to crawl onto land were strict meat-eaters, even as plants had already taken over the landscape. Now scientists have uncovered a ...