A predecessor of modern mammals that lived in the Jurassic has been found in China with its throat anatomy preserved, allowing researchers to examine the earliest evidence for the evolution of sucklin ...

Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more ...

Uintatheres first appeared around 58 million years ago, less than 10 million years after the asteroid impact that wiped out ...

What may have looked like a cross between a platypus and a beaverlike rodent and lived around 120 million years ago? Dongoconodon platycauda, a newly discovered fossil mammal from northeastern China.

A small fossil from the windswept Gobi Desert is forcing scientists to rethink a long chapter in the story of mammal evolution. For decades, researchers believed a group of ancient mammals called ...

Add Yahoo as a preferred source to see more of our stories on Google. an illustration of a black rodent-like early mammal with a membrane like a flying squirrel flying through a forest The new ...

A new study rewrites the timeline of the evolution of hearing in mammals. One of the most important steps in the evolution of modern mammals was the development of highly sensitive hearing. The middle ...

Scientists have found the earliest-known fossil of a mammal-like animal that lived more than 160 million years ago in the mid-Jurassic period and may have hunted fish and salamander.

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Covered in fur and nursing their young with milk... the definition of a "mammal" that we think of in our daily lives is ...

A Coryphodon sp. tooth, an extinct animal from the Pantodonta group. This tooth was not used in the study. (Image Credit: Ryan M. Bolton/Shutterstock) The Cretaceous–Paleogene extinction event, which ...

Read a National Geographic magazine article about the rise of mammals, and get information, facts, and more about the evolution of mammals.