Michael Leunig's work often features idea of an innocent and sacred personal world; the fragile ecosystem of human nature and its relationship to the wider natural world. What does he think makes us human?

Four of our seven standard units have been re-defined. It’s the biggest change since the System of standard units was created over a century ago.

Four of our seven standard units have been re-defined. It’s the biggest change to the international system of standard units since its inception over a century ago.

Democracy is under threat from a variety of forces. Authoritarian governments chip away or mount an all-out assault on democratic rights and polls in western democracies reveal a loss of faith in the political system.

Chloe Hooper on Victoria's 'Black Saturday' bushfires, the arsonist responsible for two of the fires, and why we are living in an age of fire.

For American author Sarah Sentilles it was the image of the hooded prisoner tortured at Abu Ghraib. It changed the direction of her life to study photography and art as a way to change the world.

The Commonwealth promotes cultural and political links between the former colonies but is it increasingly irrelevant in the contemporary world and does it have a future?

NZ poet laureate on the future of the Commonwealth. Art imagines a better world.

Cemeteries preserve our history and form part of our national heritage. But to truly understand the Australian way of death we must consider the social and economic history of funeral practices.

Capitalism has promoted high rates of economic growth but the downside is inequality, environmental degradation and consumerism. Is capitalism the economic system for a sustainable world or is it destroying us?