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 ...

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 ...

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 ...

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 ...

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. The finding ...

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 ...

June 26 -- THURSDAY, June 25 (HealthDay News) -- A 54-million-year-old skull has yielded the first detailed images of a primitive primate brain. The 1.5-inch-long skull was from an animal species ...

Famed for its lemurs, Madagascar now has three new species of the shy primates. The three new mouse lemurs were officially named in a paper published in June by the International Journal of ...

Researchers have traditionally theorized that the frontal cortex, a brain region linked to mental faculties such as planning and reasoning, expanded to an unprecedented extent during human evolution.