New Haven, Conn. -- The origins and earliest branches of primate evolution are clearer and more ancient by 10 million years than previous studies estimated, according to a study featured on the cover ...

A paleoartist's depiction of Purgatorius. Researchers recently found teeth of this ancient primate in Colorado, the furthest south evidence of this creature has been discovered so far. Andrey Atuchin ...

A team of international scientists announced Wednesday the discovery of the oldest-known fossil primate skeleton, Archicebus achilles, uncovered in an ancient lake bed near the modern Yangtze River in ...

A monkeylike animal seen as an ancestor of monkeys, apes and humans was not as brainy as expected, according to scientists who analyzed its nicely preserved 29 million-year-old skull. Subscribe to ...

NEIL DeGRASSE TYSON: As inhabitants of Earth, we humans are relative newbies. In fact, our branch of the evolutionary tree may have split with these apes only about 6,000,000 years ago. But what if we ...

GAINESVILLE, Fla. --- Researchers at the University of Florida and the University of Winnipeg have developed the first detailed images of a primitive primate brain, unexpectedly revealing that cousins ...

The evolutionary journey from primitive plesiadapiforms to early primates during the Paleocene and Eocene epochs represents a critical chapter in mammalian history. Fossil records from these periods ...

WASHINGTON (Reuters) - He was the Albert Einstein of his time -- aside from the fact that this long-extinct critter weighed about an ounce (28 grams), measured three inches long and munched on bugs ...

An illustration of Carpolestes simpsoni, a stem primate species that lived in Wyoming at the endof the Paleocene epoch. Credit: Doug M. Boyer/Duke University Departmentof Evolutionary Anthropology ...