A research team said it has discovered the oldest known pachycephalosaur, the so-called head-butting group of dinosaurs ...

When did these blockhead dinosaurs get their domes? A new fossil is “the specimen we have all been waiting for.” ...

A specimen discovered in Mongolia is the most complete fossil yet found of a pachycephalosaur, a dinosaur believed to be built for head-butting.

In this artist's reconstruction, two pachycephalosaurs from the new species Zavacephale rinpoche spar, engaging in head-butting behavior that some researchers theorize may have been the purpose for ...

An international team of scientists says it has found a fossil of a new species of pachycephalosaur, a type of dinosaur known for their dome-shaped skulls.

"Pachycephalosaurs are iconic dinosaurs, but they're also rare and mysterious ... while others suggest that these weirdos didn't butt heads, but instead kick-boxed like kangaroos. But how their ...

Researchers said the fossil represents a juvenile of a previously unknown species they have named Zavacephale rinpoche.

A groundbreaking discovery in Mongolia's Gobi Desert has unveiled the oldest and most complete pachycephalosaur skeleton, ...

Pachycephalosaurs, two-legged plant eaters known for their bony dome-shaped skulls, are among the quirkiest dinosaurs known, ...

A fossil from Mongolia’s Gobi Desert reveals Zavacephale rinpoche, the oldest and most complete pachycephalosaur ever found.

Shutdown Politics heated up again on Friday. The Republicans in the Senate voted 47–45 to reject a Democratic proposal that ...

Scientists have unearthed in Mongolia the oldest and most complete fossil of a pachycephalosaur, a group of dinosaurs known ...