An artist’s impression depicts Kryoryctes at Dinosaur Cove in Australia. New research supports the hypothesis that Kryoryctes is a common ancestor of both the platypus and echidna. - Peter Schouten ...

A genomic atlas of Nematostella vectensis reveals how primitive animals created multiple cell types millions of years ago, ...

Dinosaurs ruled the planet between 230 to 66 million years ago, although many other life forms had evolved well before their ...

Nature is full of surprises, but few are as fascinating as hybrid animals, creatures born from crossing two different species ...

Red blood is the exception, not the rule. Evolution has painted it green, purple and white in animals that push physiology ...

(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 ...

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 ...