Researchers have unearthed the tiny, fossilized teeth of the earliest-known relative of primates, pushing its range further south than ever before and giving us new insights into how it spread through ...

Three tiny Purgatorius teeth found in Colorado are helping scientists trace how early primates evolved and spread across North America.

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 ...

A sediment-washing “bubbler” helped researchers recover 65.5-million-year-old teeth that illuminate how early primate relatives spread after the mass extinction.

Learn how newly discovered Purgatorius fossils in Colorado’s Denver Basin are filling gaps in the Paleocene fossil record and clarifying early primate evolution after the dinosaur extinction. Hours ...

Primates - the group of animals that includes monkeys, apes and humans - first evolved in cold, seasonal climates around 66 million years ago, not in the warm tropical forests scientists previously ...

AMSTERDAM — Kissing did not begin with star-crossed human lovers but with the primate ancestors of great apes around 20 million years ago, according to a study published on Wednesday. Researchers from ...

Add Yahoo as a preferred source to see more of our stories on Google. A paleoartist's depiction of Purgatorius. Researchers recently found teeth of this ancient primate in Colorado, the furthest south ...