A fossil of the 23-foot-tall predator could help unlock secrets of an order of dinosaurs that remain poorly understood.

Rockford might be Illinois’ third-largest city, but it somehow maintains a peaceful vibe that makes stress melt away like ice cream on a hot summer day. The city sits along the beautiful Rock River, ...

A fossil from about 66 million years ago reveals a species of dinosaur that is new to science, with claws that would have ...

In a new study, researchers said they uncovered part of a skull as well as arm, leg and tail bones from the Lago Colhué Huapi ...

Scientists have discovered a new dinosaur from Argentina that may have used its long arms and claws to capture prey.

Speedy megaraptor Joaquinraptor casali had big arms and claws like hedge trimmers that would have made T. rex's forelimbs look puny.