Workers at Dinosaur National Monument uncovered a long-necked dinosaur fossil during asphalt removal.

The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.

Paleontologists working in Argentina's Santo Domingo Ravine have now uncovered another dinosaur species new to science, and its exceptional age may make it one of the oldest dinosaurs ever found. Here ...

The 110 million-year-old fossil of a nodosaur preserves the animal’s armor, skin, and what may have been its final meal.

For generations, dinosaurs have captivated the human imagination. However, the precise origins and early spread of these ancient behemoths have long remained a mystery. Paleontologists have been ...