Triceratops: An A+ Dinosaur Paleontologists have recently learned how these three-horned dinosaurs fought, grew up and socialized. Riley Black - Science Correspondent. June 9, 2011.

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 ...

These defenses made Triceratops one of the most successful dinosaur species of all time. In fact, at the dig site in this episode of “Walking with Dinosaurs,” 40% of all the discovered fossils ...

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." ...

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 ...

Among the most intriguing dinosaurs named by paleontologist O.C. Marsh during the "Great Bone Rush" of the late 19th century were the ceratopsians Torosaurus and Triceratops.

After finding the dinosaur remains in 2014, Pfister took more than a year to excavate the bones with a couple of his colleagues. That’s understandable, considering the Triceratops left more than ...

About 70 million years ago, a bizarre-looking relative of Triceratops with a crownlike frill, tall nose horn and tiny eye horns tread over the ancient landscape of southeastern Alberta, a new ...

Move over Triceratops. Researchers have found a new species of horned dinosaur and they’re calling him “Hellboy.” Its formal name is Regaliceratops peterhewsi, a reference to its crown-like ...

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 ...