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Big Ideas

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ABC Australia

Your front row seat to big thinkers at the best live events, forums, and festivals. Feed your mind. Be provoked. One big idea at a time. Your brain will love you for it. We love hearing from you about the show or events you are planning. Get in touch! Email: Bigideas@abc.net.au SMS line for ABC Radio National: 0418 226 576 Airs Monday to Thursday 8pm, repeated Tuesday to Friday 12pm, on ABC Radio National.

#248

David Marr on preaching to the converted

The arc of the moral universe may bend toward justice, but not without a whole lot of comm... more

23 hrs Ago

55 MINS

55:55

23 hrs Ago

#247

The God we made — safeguarding humanity in the age of AI

It is replacing our work, our relationships, even our capacity to think. It's the combined... more

25 Jun 2026

58 MINS

58:48

25 Jun 2026

#246

The art of forgiveness and why it's not what you think it is — with Rachael Coopes and Natasha Mitch...

Is there an art to forgiveness? Join Natasha Mitchell with popular [Play School] (https://... more

24 Jun 2026

56 MINS

56:07

24 Jun 2026

#245

Whose recipe is it anyway? A nourishing conversation about food and culture

They say we are what we eat, and in this big, migrant nation, every dish tells a story, ab... more

23 Jun 2026

54 MINS

54:35

23 Jun 2026

#244

Errol Flynn — discover the dark secrets of the Australian Hollywood star

He is considered the first Hollywood action hero and had a rapid rise to stardom. But Erro... more

22 Jun 2026

54 MINS

54:53

22 Jun 2026

#243

The future of democracy? With Jon Sopel, Nick Bryant and Rosalind Dixon

It may be the least worst form of government, but faith in its leaders and its institution... more

18 Jun 2026

58 MINS

58:28

18 Jun 2026

#242

The future of TRUTH — Wikipedia's Jimmy Wales, philosopher A.C Grayling, journalist Barbara Demick, ...

A power panel on the future of truth. In a world of AI hallucinations and corporate algori... more

17 Jun 2026

54 MINS

54:37

17 Jun 2026

#241

Can Art, artists and activists save Australia’s famous multicultural experiment?

The fabric of multicultural Australia is under a kind of pressure it hasn't faced in a lon... more

16 Jun 2026

54 MINS

54:40

16 Jun 2026

#240

Pride or shame? Searching for the story of Australia — with Tony Abbott, Mark McKenna and Sally Warh...

Two authors. Two books. Two very different histories of Australia. Tony Abbott's Australia... more

15 Jun 2026

54 MINS

54:33

15 Jun 2026

#239

Zoe Daniel with Thom Woodroofe on winning middle Australia in the climate wars

Has the Iran War got you thinking about changing to an electric vehicle? Did government su... more

11 Jun 2026

53 MINS

53:57

11 Jun 2026

#238

Duty to warn — when challenging power becomes personal, and why journalists Cheng Lei and Charlotte ...

What's the toll when your story becomes the story? What these journalists endured for thei... more

10 Jun 2026

54 MINS

54:34

10 Jun 2026

#237

Trump, Xi, Putin and what's next for the world? Former White House insider Thomas Wright with the Lo...

Three leaders of three different countries, who decided they would no longer accept the li... more

09 Jun 2026

57 MINS

57:14

09 Jun 2026

#236

Sperm shortages, shady Facebook groups, and other intimate stories of modern donor conception

Donor-sperm conception has become even more difficult in Australia. Would-be parents are n... more

08 Jun 2026

55 MINS

55:16

08 Jun 2026

#235

How can we design our way out of Australia's housing crisis? With Anthony Burke and Tim Ross

From embracing the future of new technologies, materials and innovations, to returning to ... more

04 Jun 2026

58 MINS

58:07

04 Jun 2026

#234

Dark Emu's Bruce Pascoe and astrophysicist Ray Norris — can Aboriginal astronomy unite humanity unde...

Join Bruce Pascoe and Professor Ray Norris with Natasha Mitchell to discuss their eye-open... more

03 Jun 2026

53 MINS

53:30

03 Jun 2026

#233

Hard-won progress in women's rights is dismantled — and it threatens global security

Rising authoritarianism, splintering alliances and an organised backlash against women's r... more

02 Jun 2026

54 MINS

54:35

02 Jun 2026

#232

Medical misogyny — how the health system overlooks women's pain and how it's finally adapting

From GP appointments and hospital procedures, to medical research and clinical trials, for... more

01 Jun 2026

53 MINS

53:39

01 Jun 2026

#231

When Turnbull met Trump — and what it means for today’s changing world order

Australia's 29th Prime Minister Malcolm Turnbull joins former Canadian Deputy Prime Minist... more

28 May 2026

53 MINS

53:51

28 May 2026

#230

The untold Titanic story of Evelyn with Lisa Wilkinson

The untold story of Evelyn Marsden and the woman who rowed against the tide. You've heard ... more

27 May 2026

55 MINS

55:18

27 May 2026

#229

What can Plato teach us about democracy today?

Democracy is on the decline, so could Plato help? Irish scholar Dr David Horan spent 16 ye... more

26 May 2026

53 MINS

53:42

26 May 2026

#228

Could self-driving cars & other innovations end the tyranny of distance in regional Australia?

Communities that once built their future around coal and agriculture are asking: what do w... more

25 May 2026

54 MINS

54:36

25 May 2026

#227

Love for your neighbour: how to cultivate radical empathy in a disenchanted world

From running a massage clinic for homeless men to running the largest independent human ri... more

21 May 2026

54 MINS

54:36

21 May 2026

#226

What makes Putin tick — and how will his iron-fist rule of Russia end? Natasha Mitchell with guests

Some say Russian president Vladimir Putin is growing increasingly paranoid, as his war wit... more

20 May 2026

53 MINS

53:33

20 May 2026

#225

Is nuclear war a real threat again? Ex-NATO and Atomic Energy Agency officials weigh in at Harvard

The global treaty for preventing nuclear proliferation is under serious strain. The last r... more

19 May 2026

54 MINS

54:36

19 May 2026

#224

How to date from a position of power, with Bad Dates of Melbourne creator Alita Brydon and Nelly Tho...

Have you ever heard of something called Chatfishing? From to AI profiles to cat-face filte... more

18 May 2026

54 MINS

54:37

18 May 2026

#223

How to live and die well — with Marieke Hardy, Hannah Gould and Antonia Pont

It's the only sure thing in life: that we will all die some day. But many of us are scared... more

14 May 2026

58 MINS

58:37

14 May 2026

#222

Wounded narcissist, visionary, team player, a mother's love? The alchemy of good (and bad) political...

Three savvy political minds get up close and (very) personal with power to consider where ... more

13 May 2026

59 MINS

59:37

13 May 2026

#221

Why jailed Jimmy Lai's plight is a warning for press freedom and us all, everywhere

From rags, to riches, to a prison cell. He could have stayed wealthy and silent, but chose... more

12 May 2026

54 MINS

54:35

12 May 2026

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#248

David Marr on preaching to the converted

#247

The God we made — safeguarding humanity in the age of AI

#246

The art of forgiveness and why it's not what you think it is — with Rachael Coopes and Natasha Mitch...

#245

Whose recipe is it anyway? A nourishing conversation about food and culture

#244

Errol Flynn — discover the dark secrets of the Australian Hollywood star

#243

The future of democracy? With Jon Sopel, Nick Bryant and Rosalind Dixon

#242

The future of TRUTH — Wikipedia's Jimmy Wales, philosopher A.C Grayling, journalist Barbara Demick, ...

#241

Can Art, artists and activists save Australia’s famous multicultural experiment?

#240

Pride or shame? Searching for the story of Australia — with Tony Abbott, Mark McKenna and Sally Warh...

#239

Zoe Daniel with Thom Woodroofe on winning middle Australia in the climate wars

#238

Duty to warn — when challenging power becomes personal, and why journalists Cheng Lei and Charlotte ...

#237

Trump, Xi, Putin and what's next for the world? Former White House insider Thomas Wright with the Lo...

#236

Sperm shortages, shady Facebook groups, and other intimate stories of modern donor conception

#235

How can we design our way out of Australia's housing crisis? With Anthony Burke and Tim Ross

#234

Dark Emu's Bruce Pascoe and astrophysicist Ray Norris — can Aboriginal astronomy unite humanity unde...

#233

Hard-won progress in women's rights is dismantled — and it threatens global security

#232

Medical misogyny — how the health system overlooks women's pain and how it's finally adapting

#231

When Turnbull met Trump — and what it means for today’s changing world order

#230

The untold Titanic story of Evelyn with Lisa Wilkinson

#229

What can Plato teach us about democracy today?

#228

Could self-driving cars & other innovations end the tyranny of distance in regional Australia?

#227

Love for your neighbour: how to cultivate radical empathy in a disenchanted world

#226

What makes Putin tick — and how will his iron-fist rule of Russia end? Natasha Mitchell with guests

#225

Is nuclear war a real threat again? Ex-NATO and Atomic Energy Agency officials weigh in at Harvard

#224

How to date from a position of power, with Bad Dates of Melbourne creator Alita Brydon and Nelly Tho...

#223

How to live and die well — with Marieke Hardy, Hannah Gould and Antonia Pont

#222

Wounded narcissist, visionary, team player, a mother's love? The alchemy of good (and bad) political...

#221

Why jailed Jimmy Lai's plight is a warning for press freedom and us all, everywhere