The reptiles had such an "immense" impact on the planet that their sudden exit led to wide-scale changes in landscapes - including the shape of rivers, say American scientists. Geologists have long ...

That piece means we are missing a major part of how dinosaurs looked, lived, and how their biology functioned overall. A ...

Extraordinarily well preserved fossils of feathered dinosaurs and other creatures got that way after being frozen in time by by volcanic eruptions, researchers have long suggested. Not so fast, says a ...

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Everyone knows what a bird is – and pretty much everyone knows what a dinosaur is. But not everyone is aware that birds evolved from dinosaurs approximately 160 million years ago. In fact, birds and ...

(CNN) — The earliest dinosaurs were unremarkable, bit players on a supercontinent crowded with other ancient reptiles when they first evolved around 230 million years ago. Fast-forward 30 million ...