A new study reveals the surprisingly convergent evolution in the inner ear of mammals. An international research team showed that a group of highly divergent mammals known as Afrotheria and distantly ...

Seventy-three million years ago, in Alaska's dark and frozen landscape, a group of small, rodent-like creatures was quietly ...

Today's Arctic may feel remote and desolate, but more than 70 million years ago, it was a surprisingly lively place for some ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Paleontologists have uncovered a previously unknown prehistoric mammal ...

An international team has reconstructed the genome organization of the earliest common ancestor of all mammals. The reconstructed ancestral genome could help in understanding the evolution of mammals ...

Although they came into their own only after the extinction of the dinosaurs some 65 million years ago, mammals had maintained a low-profile existence for some 150 million years before that. New ...

Despite a common narrative that male mammals tend to dwarf female ones, fewer than half of mammalian species display that pattern, a new study suggests. By Emily Anthes Female elephant seals are not ...

Illustration showing Repenomamus robustus as it attacks Psittacosaurus lujiatunensis moments before a volcanic debris flow buries them both, ca. 125 million years ago. (Michael Skrepnick via ...

Long after an animal’s soft tissues have vanished, its skull still carries a blueprint of how it sensed the world. For extinct mammals, those bony clues now show that noses were not just prominent ...