A Montana fossil reveals that Nanotyrannus, once thought to be a young T. rex, was actually a full-grown predator and it's ...

The late-afternoon sun shone down on a sandstone ridge in Montana, illuminating a large sinkhole that had been soaked from rain showers earlier in the day. Commercial paleontologist Craig Pfister said ...

Triceratops and Torosaurus were the same dinosaur at different stages of growth, according to new research. Since the late 1800s, scientists have believed that Triceratops and Torosaurus were two ...

After millions of years, six incredible dinosaurs are coming back to life. In “Walking with Dinosaurs” on PBS, paleontologists discover the lives behind the fossils, using the latest scientific ...

A Triceratops may have been the last dinosaur standing, according to a new study that determined a fossil from Montana's Hell Creek Formation is "the youngest dinosaur known to science." The ...

If you asked me right now what my favorite dinosaur is, I wouldn’t have an answer for you. There are so many fascinating species that I wouldn’t be able to pick just one. If you asked me the same ...

Experts believe an excavation has revealed a well-preserved nasal horn fossil of a Triceratops, dating back millions of years ...

Triceratops lived at the end of the Cretaceous period, between 67 million and 65 million years ago. Once considered solitary, new fossil discoveries indicate it was a social animal that may have lived ...

The horned Triceratops is one of the most famous and recognisable of all known dinosaur species - but now it seems that the giant herbivore might actually be TWO species. Horned dinosaurs' bony ...

Meet what could be the new granddaddy of horned dinosaurs—Titanoceratops. At 15,000-pound (6,800-kilogram) the prehistoric titan would have rivaled the African elephant-size Triceratops, which weighed ...

A study has rejected claims that Triceratops and the lesser-known Torosaurus are one and the same type of dinosaur. Research published in 2010, externalsuggested the two-horned animals represented ...