Until now, there was a conflict in the field of paleontology. Genetic analysis of how fast traits mutated and evolved ...

Animals that adapt behaviorally may evolve physically more slowly, showing resilience rather than weakness in changing ...

A fossil bed in China containing animals up to 554 million years old suggests that we may have to reconsider the idea that ...

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

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

When the environment changes dramatically, animals from mollusks to crows can make big changes in their behavior that enable ...

Hidden within fish DNA are powerful genetic twists that may explain one of nature’s biggest mysteries: how new species form so quickly. In Lake Malawi, hundreds of cichlid fish species evolved at ...

By Will Dunham WASHINGTON, April 2 (Reuters) - A remarkable assemblage of fossils from China is revealing that animal life ...

(CNN) — The story of two of the strangest animals on the planet just got a little stranger, thanks to clues revealed by a lone fossil specimen that scientists now say represents a long-extinct ...