This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Palaeontologists have taken a closer look at ...

For more than 140 years, Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them had been mostly ...

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 ...

New York, March 11, 2025 — Brooklyn College/CUNY Graduate Center Associate Professor of Anthropology Stephen Chester and a team of researchers have uncovered fascinating new details about Mixodectes ...

An abrupt episode of global warming and major changes in plant and animal life marked the transition between the Paleocene and Eocene epochs about 55 million years ago. Several groups of mammals, ...

Paleontologists uncovered another rare fossil in Texas. This time, it's a 60-million-year-old fossil of a giant possum-like mammal that is reported to be the largest marsupial found in the North ...

(BIG BEND NATIONAL PARK, Texas) — Paleontologists have found fossilized remains of a giant possum-like mammal that lived 60 million years ago. The fossils, found at Big Bend National Park in Texas, ...

Fossils and the origin of mammals -- The Paleocene -- The Eocene -- The Oligocene -- The Miocene -- The Pliocene -- Australia -- South America -- The Pleistocene ice age -- The age of man -- Taxonomic ...