Paul Sereno

Some hundred million years ago, crocodiles were the ruling T. rexes of the waters. They galloped on land, ambushed prey at the river's edge - even...

An investigation into prehistoric, fossilised human remains found in the Saharan Desert.

A team of palaeontologists led by Nizar Ibrahim go in search of Spinosaurus, a giant meat eater believed to be even larger than Tyrannosaurus rex.

Learn about the king of the dinosaurs, the T-Rex. This was the greatest meat-eating machine of the dinosaur era.

Like many great scientific discoveries, this one happens by accident. Sereno, an expert in locating dinosaur fossils, is on an expedition to Niger,...