The thick body armour on some dinosaurs seems perfectly engineered to foil hungry predators. But the remains of a newly discovered armoured dinosaur hint that its spiky suit had another role: showing ...

Scientists have discovered a new species of dinosaur with “bizarre” bony spikes projecting from its ribs, an advance they say will fill an “important gap in evolution.” The new species named ...

Soft-tissue patterns on a well-preserved fossil suggest that elaborate spines helped dinosaurs to attract mates and communicate. You have full access to this article via your institution. The thick ...