A newly described Patagonian fossil reveals the evolutionary origins and global spread of the tiny alvarezsaur dinosaurs.

“Living fossil” is often misused, but chitons really haven’t changed much in about 300 million years.

Little Foot” is the most complete Australopithecus fossil ever found. And now we finally have an idea of what this group of ...

The Goblin shark has survived nearly unchanged since ancient oceans, earning its reputation as a true living fossil. This video walks through its discovery, its transparent skin that reveals blood ...

Little Foot’s face looks like it has been through a slow-motion car crash, because it has. For millions of years, rock ...

A study published in the Journal of Systematic Palaeontology describes the smallest rhynchosaur fossil ever recorded from the ...

WASHINGTON, Feb 25 (Reuters) - In Argentina's Patagonia region 95 million years ago, some huge dinosaurs roamed the landscape ...

A few teeth, smaller than a grain of rice, are changing the map of your earliest primate relatives. They come from a creature called Purgatorius, a tiny tree-dwelling mammal that lived about 66 ...

While there is a common belief that the evolution of humans can be traced back to fishlike vertebrate ancestors, pinpointing the origins of bony fish — a key group in this evolution — remains ...

The Mississippi Department of Wildlife, Fisheries, and Parks (MDWFP) Mississippi Museum of Natural Science (MMNS) will host ...