This dinosaur’s skull was light as air but its mouth was packed with power—and a unique ability to quickly grow teeth. Here’s ...

To find out if Pennaraptora dinosaurs could have done the same, the researchers built a robot called Robopteryx, modeled on a peacock-sized dinosaur called Caudipteryx. The team programmed ...

rex and other large ancient predators had the advantage of size and frankly enormous teeth when it came to ... The team even recreated a robotic dinosaur to test their theory.

A robot dinosaur is helping scientists peer into our prehistoric past to learn why some dinosaurs evolved feathered wings before they could fly. But one expert is skeptical that this robot can ...

Experts believe the rodent-like mammal, Repenomamus robustus, likely won the fight against the dinosaur from the genus Psittacosaurus because the furry creature's teeth were embedded in the ...

[Related: What are dinosaur feathers like?] The team examined the tooth structure, wear patterns, and jaw morphology of reptiles from both lipped and lipless groups. They found that the theropod ...

which means “crocodile mimic,” had 100 teeth in its long, thin head that resembles that of modern reptile species. Its forelegs were equipped with massive sharp claws. The dinosaur robot was ...