Ideas

Ideas

IDEAS is a place for people who like to think. If you value deep conversation and unexpected reveals, this show is for you. From the roots and rise of authoritarianism to near-death experiences to the history of toilets, no topic is off-limits. Hosted by Nahlah Ayed, we’re home to immersive documentaries and fascinating interviews with some of the most consequential thinkers of our time.


With an award-winning team, our podcast has proud roots in its 60-year history with CBC Radio, exploring the IDEAS that make us who we are. 


New episodes drop Monday through Friday at 5pm ET.

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Shrnutí epizody

This episode explores the concept of 'taste extinction' through the lens of the passenger pigeon, examining how technological advancements like the telegraph and railway led to the species' disappearance and impacted human biodiversity. The discussion traces the transition from a scarcity-driven agricultural model to an era of technological abundance, specifically focusing on the 'agricultural singularity.' As innovations such as precision fermentation and cellular agriculture reshape protein production, the episode reflects on the potential for these technologies to move beyond traditional livestock. By rethinking Malthusian theories of scarcity, the speaker suggests that a future of technological abundance could lead to more equitable societies and the possibility of large-scale planetary rewilding.

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For the first time in human history, we watched an entire species die.

00:05:17 · The speaker highlights the profound significance of witnessing the extinction of the passenger pigeon as a historical milestone.

technology killed one bird and replaced it with another. And that is the story of agriculture, a long march of gaming natural scarcity with technology.

00:22:19 · The speaker describes how human agricultural progress has historically involved using technology to overcome the loss of wild species by developing intensive farming methods.

It is what my team is calling the agricultural singularity.

00:27:24 · The speaker introduces a new concept describing a point where technological advancement allows for increased food production on decreasing amounts of land.

There's enough food on earth right now to feed everyone. It's just very poorly distributed.

00:33:24 · The speaker clarifies that global hunger is a result of political and logistical failures rather than a lack of total food supply.

I think there's a great moral failure. in creating a banquet and not feeling you should invite everyone, because that's the power of it.

00:49:52 · The speaker argues for the importance of sharing abundance to create a more just society.

Epizody

2110-

What if your favourite food became extinct?

This episode explores the concept of 'taste extinction' through the lens of the passenger pigeon, examining how technological advancements like the telegraph and railway led to the species' disappearance and impacted human biodiversity. The discussion traces the transition from a scarcity-driven agricultural model to an era of technological abundance, specifically focusing on the 'agricultural singularity.' As innovations such as precision fermentation and cellular agriculture reshape protein production, the episode reflects on the potential for these technologies to move beyond traditional livestock. By rethinking Malthusian theories of scarcity, the speaker suggests that a future of technological abundance could lead to more equitable societies and the possibility of large-scale planetary rewilding.

13 lis. 2026
2109-

Dispatches from Canada's housing crisis

This episode features an in-depth investigation into the global housing crisis and the phenomenon of 'Housing Inc.' through interviews with Leilani Farha, the 2026 CBC Massey lecturer. The discussion explores the human impact of displacement, from the tragic death following a forced eviction in Spain to the struggle for water rights in Nova Scotia and the dire living conditions in Behchokwi. The narrative moves into the heart of Yellowknife's housing crisis, examining abandoned public housing and the realities of life within homeless encampments. Through personal encounters with individuals like Gunner and Louisa, the episode highlights the systemic neglect, intergenerational trauma, and the urgent need for housing to be treated as a fundamental human right rather than an investment vehicle.

12 lis. 2026
2108-

Canada's original anti-Fascist army

This episode explores the oral history of Canadian volunteers, specifically members of the Mackenzie-Papineau Battalion, who traveled to Spain during the Spanish Civil War to combat the rise of fascism. It details how economic hardship and political radicalization during the Great Depression motivated these men to join the International Brigades. The narrative examines the diverse backgrounds of the volunteers, their lack of government support, and the extreme hardships they faced due to insufficient resources and the non-intervention policies of Western democracies. The episode concludes with reflections on the lasting significance of fighting for a cause despite the eventual defeat in Spain.

11 lis. 2026
2107-

Writer Adam Gopnik on the evolution of antisemitism into anti-urbanism

In this lecture at Massey College, author Adam Gopnik explores the complexities of antisemitism, tracing its historical roots and its modern manifestations on both the political left and right. He examines how contemporary anti-Semitic rhetoric often utilizes themes of anti-colonialism or populism to target cosmopolitanism and meritocracy. Gopnik further discusses the dangerous parallels between modern populist tropes—such as blaming 'elites' for authoritarianism—and historical patterns that led to the Holocaust. The episode concludes with a reflection on the tension between global cosmopolitanism and local community ties, alongside a Q&A session regarding Jewish assimilation and the challenges of maintaining democratic civility.

10 lis. 2026
2106-

The journalist who became a pawn in Putin’s game

Wall Street Journal reporter Evan Gershkovich shares his harrowing account of being arrested in Russia, his 16-month imprisonment in Lefortovo, and his eventual release through a prisoner swap. He reflects on the deliberate setup behind his arrest and the shifting landscape of journalism in Russia following the invasion of Ukraine. The discussion expands to address the global rise of authoritarianism, examining how regimes utilize legal systems, social media, and digital intimidation to suppress dissent. The panelists further explore the dangers of political apathy and the collective responsibility to defend democratic institutions against rising xenophobia and the erosion of the rule of law.

09 lis. 2026