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
Smartasaurus
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