Dinosaurs

The incompleteness of the fossil record complicates efforts to figure out how life on Earth is faring today

New fossils and analytical tools provide unprecedented insights into dinosaur sensory perception

New evidence points to a carbonaceous asteroid from the outer solar system as the culprit for Earth’s most recent mass extinction

The secret to titanosaurs’ remarkable biological success may be how they merged the best of both reptilian and mammalian characteristics to form a unique way of life

Scientists built a robotic dinosaur to terrify grasshoppers, all in hopes of understanding how truly pathetic wings could offer prehistoric animals an evolutionary advantage

The fossilized stomach contents of a tyrannosaur have been found for the first time, revealing what the fearsome predator ate

A newly described fossil is as old as the “first bird,” Archaeopteryx, and represents a birdlike dinosaur that might have specialized in running or wading instead of flying

Understanding the ancient past is critical to responding to challenges we face in the future

An extraordinary fossil captures the moment when a hungry mammal attacked a dinosaur

An exquisite dinosaur mummy called Dakota shows evidence it was feasted on by ancient predators

Top-predator dinosaurs of the Cretaceous may have traded big eyes for a bigger bite

New fossil analysis offers the first physical evidence of this launch strategy