In her final Boyer Lecture Rachel Perkins makes the case for a treaty process and we hear how indigenous communities are seeking to preserve and revitalize traditional languages.

Australia doesn’t have a treaty with its indigenous people. We’ve also been slow to acknowledge our history of violent dispossession. Indigenous film-maker Rachel Perkins looks at the Uluru Statement as the way to end the silence on the unfinished business of reconciliation. It calls for Voice, Treaty and Truth.

The fascinating backstories and controversies behind two architectural icons: the Sydney Opera House and the Parliament House.

New research shows that Homo Sapiens is a domesticated form of our species. And that’s the result of the invention of capital punishment. But how could our low aggressiveness evolve from repeated acts of violence?

Can we better conserve our ecosystems and biodiversity by placing an economic value on it?

Love, hate, fear, shame, guilt, joy, disgust, and empathy. Animals can feel and express these emotions – just like us. The idea that animal share the same emotions as humans was a taboo in scientific research for a long time. Frans de Waal sets the record straight.

How Iraqi refugee Munjed Al Muderis became a world famous orthopaedic surgeon.

We talk about mental illness more than we ever have. But the funding and services just aren’t there compared to the system which looks after our physical health. So why is there this huge disparity when the need is so great? Political spin doctor, Alastair Campbell, talks about the politics of mental health and his own battle with depression.

The received idea of Native American history has been that with the massacre at Wounded Knee in 1890 Native civilization died. David Treuer puts up a different narrative, because the Indian culture didn’t disappear.

Dogs can be trained to do all kinds of things and they have emotional intelligence. It's these characteristics which make them great companions for people with mental health conditions. But can therapy and assistance dogs heal hearts and minds?