Nick McInerney

They say art is the mark of a civilised society, but what do Australians really think about it? Each week, a cross-section of Australians will become art critics as they delve deeper into some of the most renowned works in the country.

Australia's wilderness is a world unto itself, made possible by the protection provided by The Wallace Line, one of the most important boundaries in nature. Nature's Great Divide is the story of the line that divides wild Australia from the rest of the world.

Apocalyptic fire storms, raging floods and the most venomous creatures in the world. We dig deep into the science behind nature's greatest threats, to find ways to stay safe, in Australia and around the world.