The Triassic period stands out in Earth’s history as the time when dinosaurs first evolved. It was followed by the Jurassic and Cretaceous periods – at the end of the latter, the dinosaurs ...

Roughly 201 million years ago, drastic changes extinguished many forms of life and led to conditions that allowed the ...

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

The associated changes in the climate and vegetation affected how dinosaurs evolved. All continents during the Triassic Period were part of a single land mass called Pangaea. This meant that ...

Many think dinosaurs first emerged on land well south of the equator that now forms part of Argentina and Zimbabwe, but they ...

A newly discovered fossil reveals a dramatic Cretaceous encounter between a crocodile and a young pterosaur named Cryodrakon ...

The first dinosaurs may have evolved near the equator, and not in the southwest of the supercontinent Gondwana, as ...

It belongs to an extinct group of reptiles called silesaurids. These lived during the Triassic period and are typically not ...

Earth’s continents are constantly shifting. About 252 to 199 million years ago, all the continents were actually one huge “supercontinent” surrounded by one enormous ocean. Slowly, this ...

Dinosaurs likely originated in a locale that spans the modern-day Sahara desert and Amazon rainforest regions, study suggests ...

A venomous reptile from the Triassic period, named Microzemiotes sonselaensis, reveals unexpected secrets about the evolution ...