From the vault: Dawn of the dinosaur

This week Cosmos dug up some of its own fossilised – but fascinating – stories on the impressive creatures that once roamed the Earth.

Tyrannosaurus sex

They dominated the Earth for 150 million years, but we know little about how they reproduced. Now, a band of brave scientists is trying to find out. Read more


If they hadn’t been wiped out in a global catastrophe 65 million years ago, could dinosaurs have evolved intelligence? Read more

Wings were handed down from dinosaurs

New evidence has put an end to the 150-year controversy on how bird wings evolved from the dinosaur hand. Read more

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