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 ...

A previously unknown muskrat-sized mammal species that once roamed this area when the Intermountain West looked more like a swampland millions of years ago has been discovered through a serendipitous ...

The true size of a gigantic prehistoric megalodon shark that ruled the oceans millions of years ago has been revealed for the first time -- and it had teeth as big as hands, and a fin as tall as a ...

‘It is amazing to imagine these giant flying squirrels gliding over rhinos and mastodons living in the forests of Tennessee.’ By Andrew Paul Published Feb 26, 2025 3:02 PM EST Get the Popular Science ...

A study published in the the journal PLOS ONE announced the discovery of a new species of prehistoric mammal named Heleocola piceanus. According to the study conducted by a team of paleontologists ...

In the ancient rock formations of Greenland, the tiny tooth of a never-before-seen species was discovered. mahlersilvan via Unsplash Hundreds of millions of years ago, a lake lined with coarse ...

North America used to be crawling with giant mammals, from dire wolves to big cats. Horses and camels evolved on the continent while others, like bison, crossed over from Asia. Most of these mammals ...