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

Scientists have discovered a new dinosaur from Argentina that may have used its long arms and claws to capture prey.

Found in the Lago Colhué Huapi Formation in Patagonia, Argentina, J. casali may have been the apex predator of its Cretaceous ...

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 ...

Ever wondered if crocodiles or Komodo dragons are closer to dinosaurs? While both appear prehistoric, science reveals ...

Late Cretaceous dinosaurs may have cut back vegetation, creating large floodplains. When the asteroid hit, those floodplains ...

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

Meet Joaquinraptor casali, a newly discovered megaraptorid that dominated parts of South America during the late Cretaceous.

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 ...

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

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