Dinosaurs often steal the spotlight when it comes to terrifying prehistoric creatures, but they were far from the only ...

Paleontologists have uncovered a previously unknown prehistoric mammal species that was among the largest of its time. The partial remains of the newly identified species were originally collected ...

"Prehistoric World" is a new book by Aaron Woodruff, the museum's collection manager for vertebrate paleontology. It includes profiles and illustrations of prehistoric mammals such as Livyatan ...

A giant skull of a prehistoric sea predator has been unearthed by a team of fossil hunters in the UK, the BBC reported. The more than 6-foot-long skull belongs to a pliosaur, a marine reptile that ...

A rare fossil has provided a snapshot of what was an exceptionally unlucky day for a prehistoric sea cow. The now-extinct species of dugong, a manatee-like marine mammal, was swimming in the sea about ...

Contrary to popular scientific theories, a new study finds that mammals were already thriving 10 to 20 million years before the extinction of dinosaurs. The research was published in the Proceedings ...

1. The age of mammals -- 2. The origin and early evolution of mammals -- 3. Marsupials : pouched mammals -- 4. Placental mammals (Eutheria) -- 5. Xenarthra : sloths ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The remarkably well ...

Prehistoric animals roamed all over the Earth. One of the best examples is the fascinating animals found at the La Brea Tar Pits. However, there are great places to find fossils across the US and ...

The remarkably well-preserved skull of a gigantic pliosaur, a prehistoric sea monster, has been discovered on a beach in the county of Dorset in southern England, and it could reveal secrets about ...