Fossils from the late Cretaceous are less likely to be discovered, say researchers, primarily because of fewer locations with ...

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

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Dinosaurs may not have been declining before the asteroid impact after all – new research shows that the apparent drop in ...

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

A new study found dinosaurs were thriving on Earth before asteroid hit, challenging idea they were already in decline before ...