Ideas

Ideas

CBC

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.

Listen to the last episode:

How? Some scientists believe in the power of nuclear fusion. Environmentally, these machines would have the potential to meet our energy needs with zero carbon cost. But the other advantage is removing a significant motivation behind war — the control of energy sources. Think about it. The Middle East would look a lot different today. This podcast explores what the transition to fusion energy would entail from the challenges, the rewards and the risks.


Guest in this episode:


Mustafa Bahran is a physics professor at Carleton University in Ottawa. He came to Canada after his life in Yemen became too dangerous. There he founded the Yemeni Scientific Research Foundation and National Atomic Energy Commission.


Greg Twinney is the the CEO of General Fusion.


Mike Donaldson is senior vice president in technology development at General Fusion.


Michael Mann is a climate scientist and director at the Penn Center for Science, Sustainability and the Media.


JC Btaiche is founder and CEO of a nuclear fusion company called Fuse.

Previous episodes

  • 1972 - A machine that could save us from war — and global warming 
    Fri, 10 Apr 2026
  • 1971 - The complex legacy of the first European 'slave castle' 
    Thu, 09 Apr 2026
  • 1970 - Worst marriage ever! The story of Jason and Medea 
    Wed, 08 Apr 2026
  • 1969 - How Stephen Lewis helped changed the world's mind about AIDS 
    Tue, 07 Apr 2026
  • 1968 - Legends and facts of the shapeshifting Queen of Sheba 
    Mon, 06 Apr 2026
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