Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus ...

The mystery behind the origins of the dinosaurs may have been given a new twist, with a modeling study suggesting they may have evolved in what is today equatorial Africa and South America. This would ...

Many think dinosaurs first emerged on land well south of the equator that now forms part of Argentina and Zimbabwe, but they may have actually arisen in tougher conditions near the equator ...

Scientists think they know where the missing pieces to the puzzle of the evolution of dinosaurs could be found.

While sharing certain traits defining them as dinosaurs, they had sufficient differences that suggest millions of years of dinosaur evolution had already occurred ... role in their ecosystems during ...

Ancient fossils found near Dubois have scientists rethinking the lifespan of reptiles — and how to include Native communities in paleontology ...