Scientists discovered a new dinosaur species in the Sahara, Spinosaurus mirabilis, that likely hunted fish in shallow rivers.

The semi-aquatic dinosaur, Spinosaurus mirabilis, was discovered by an international team of scientists working in Niger.

The 225-million-year-old fossil that changes everything we know about dinosaurs ...

Add Yahoo as a preferred source to see more of our stories on Google. Monument staff work on excavated dinosaur fossils in the Quarry Exhibit Hall Parking Lot. Workers at Dinosaur National Monument ...

Long before horses thundered across the plains, a plant-eating giant with hooves of its own left footprints in the mud. Newly described fossils of Edmontosaurus annectens—a duck-billed dinosaur that ...

A small fossil jaw rests in Argentina’s national natural science museum in Buenos Aires. The fossil, only six inches long, ...

Scientists were “astonished” to find a new species of Spinosaurus with a scimitar-shaped bony crest—uncovered in the Sahara ...

Exactly where and when dinosaurs first evolved are still open questions in paleontology. Exactly where and when dinosaurs first evolved are still open questions in paleontology; it’s hard to even say ...

When dinosaur fossils surface at a site, it is often not possible to tell how many millions of years ago their bones were ...

A full-scale Deinosuchus schwimmeri skeleton brings decades of paleontological research into a single, scientifically precise exhibit. Dr. David Schwimmer, a geology professor at Columbus State Univer ...