Researchers digging in Argentina have uncovered a new type of ancient dinosaur that once roamed the Earth millions of years ...

Dinosaurs’ eating habits and, later, their extinction may have altered the course of rivers in ancient North America, ...

Scientists discovered Joaquinraptor casali, a 23-foot carnivorous dinosaur that lived 66-70 million years ago in Argentina's Patagonia region. It had a creature's bone in its mouth.

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.

Researchers have found fossil evidence of varied creatures wooing and mating, as they continue to search for the telltale ...

Ever since moviegoers saw the first ‘Jurassic Park,’ millions have wondered if scientists could make a dinosaur in the lab.

A fossil discovered in Patagonia shows a 3.5-metre-long reptile from the late Cretaceous with large, serrated teeth capable of slicing through muscle ...

Dinosaurs, often depicted as unstoppable creatures of immense strength, were far from immune to the diseases that affect modern animals — including cancer. A groundbreaking new study has revealed that ...

A tiny, reptilian fossil has been excavated from layers of ancient sandstone, where it was preserved for over 240 million ...

MIT geochemists offer compelling evidence that ancient sea sponges were Earth's first animals, emerging over 541 million ...