This week on the show Claire speaks to Aaron Eger from the Kelp Forest Alliance about these incredible underwater habitats, the threats they are under, the research being done and how we can all help be part of the solution.
Find out more info and how to help: www.greatsouthernreef.com
Also on the show, everyone's favourite topic, Dinosaurs! Stu looks at some new research into dinosaur anatomy that suggests Tyrannosaurus rex had a more lip than we once thought.
Chris Lassig, Stuart Burns and Claire Farrugia and others.