Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study.

The number of dinosaurs may have been stable before the asteroid impact, despite evidence that species were getting less ...

Small fossils show mammals moved to the ground before the dinosaurs vanished. New plants changed habitats, giving better food ...

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Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study by ...

In a stunning scientific development, the prehistoric canines made famous in the hit HBO show have been announced as the ...

The dinosaurs were not in decline before the asteroid hit, a new study finds. Instead, poor fossilization conditions and ...

The idea that dinosaurs were already in decline before an asteroid wiped most of them out 66 million years ago may be ...