Editor’s Note: Science has transformed our understanding of dinosaurs in the past two decades. Get caught up with what’s new in this five-part CNN series. One close glimpse of a modern bird, ...

One close glimpse of a modern bird, especially around the eyes, and it may feel like you're looking into the ancient past, when massive creatures walked the Earth and soared across its skies. It's ...

Dinosaurs were generally huge, but a new study of the unusual alvarezsaurs show that they reduced in size about 100 million years ago when they became specialized ant-eaters. Dinosaurs were generally ...

One close glimpse of a modern bird, especially around the eyes, and it may feel like you’re looking into the ancient past, when massive creatures walked the Earth and soared across its skies. It’s ...

One close glimpse of a modern bird, especially around the eyes, and it may feel like you’re looking into the ancient past, when massive creatures walked the Earth and soared across its skies. It’s ...

For more than a hundred years, scientists believed flying reptiles called pterosaurs took to the air with birdlike brains. Old fossils seemed to show it. Hard stone casts inside skulls hinted at big ...

The body composition of two, tiny, bat-like dinosaurs made them more likely to be fallers than fliers, to paraphrase Littlefoot. Yi qi and Ambopteryx longibrachium used their wings to glide – just not ...

29,166 people played the daily Crossword recently. Can you solve it faster than others?29,166 people played the daily Crossword recently. Can you solve it faster than others?

Millions of years ago, oversized insects such as griffinflies boasting wingspans comparable to today's hawks scuttled across (and fluttered above) the planet. But why these jumbo jets of the insect ...

In a surprising scientific discovery, researchers have identified a new extinct flying reptile species inside fossilised dinosaur vomit. The remains, known as "regurgitalite," have been stored for ...