The story opens as Big Al hatches from an egg buried in a nest chamber underground. The nest o...
The Making of the Big Al special
75 million years ago the Mongolian desert was home to dinosaurs of all shapes and sizes - including one with the large...
Argentinosaurus was the largest dinosaur ever - 35 metres long, and up to a hundred tonnes in weight.
Why the dinosaurs died out is one of the most frequently asked questions of dinosaur experts. Will we ever know the ...
While dinosaurs dominated the land, huge marine reptiles ruled the water. Ichthyosaurs looked very like dolphins -...
The largest animals ever to fly were pterosaurs. But during their reign, birds as we know them were also beginning t...
When dinosaurs first appeared the world was very different. There were no mammals, no birds and no lizards. But th...
There's considerable evidence that dinosaurs once lived at polar latitudes. How did they survive the cold?
In the Early Jurassic, dinosaurs started getting larger. Diplodocus was over 30 metres long - but even he wasn't...