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.
Kultur & GesellschaftPolitik
Ideas Folgen
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.
Folgen von Ideas
241 Folgen
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Folge vom 10.04.2026A machine that could save us from war — and global warming
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Folge vom 09.04.2026The complex legacy of the first European 'slave castle'Elmina is a place in Ghana that poet Sarpong Osei Asamoah describes as a "two-sided wonder." A bustling, lively fishing town in contrast to the painful history of a 400 year old 'slave castle' — a UNESCO World Heritage site. Historically, it's considered 'ground zero' for global economic and racial injustice. This podcast takes you on a tour inside the dark and brutal past of the Elmina castle and through the vibrant town that's full of life.Guests in this episode:Philip Amoa-Mensah is an Elmina tour guide with more than 20 years of experience.Ato Quayson is chair of the department of African and African American studies and professor of English at Stanford University. He is the author of Oxford Street, Accra: City Life and the Itineraries of Transnationalism.Bayo Holsey is a professor of African American studies at Emory University. She is the author of Routes of Remembrance: Refashioning the Slave Trade in Ghana.Sarpong Osei Asamoah is a Ghanaian poet. His poetry includes At Elmina Castle, I Bleed.
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Folge vom 08.04.2026Worst marriage ever! The story of Jason and MedeaThe ancient Greek story of Jason and Medea starts as a love story and ends as a horror show — just the way the Greeks liked it. The met, fell in love, stole the magical golden fleece (a symbol of authority and kinship) and escaped like a primeval Bonnie and Clyde. Find out why one of our guests calls Jason "an absolute hypocritical pig of a husband" as IDEAS explores their turbulent relationship. *This episode originally aired on Sept.19, 2022.Guests in this episode:Edith Hall is a professor of Classics at Durham University.Florence Yoon is an assistant professor of Greek Language and Literature at the University of British Columbia.Rosie Wyles is a senior lecturer in Classical History and Literature at the University of Kent.James Clauss is a professor of Classics at the University of Washington.Lucy Jackson is an assistant professor of Classics and Ancient History at Durham University.Connor Heaney is a collections manager at the Ray & Diana Harryhausen Foundation in Edinburgh.Vanessa Harryhausen is Ray Harryhausen's daughter.Lyndsy Spence is the author of Cast a Diva: The Hidden Life of Maria Callas, published by The History Press.
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Folge vom 07.04.2026How Stephen Lewis helped changed the world's mind about AIDS"AIDS exacerbates and accentuates inequality," Stephen Lewis said in his final CBC Massey Lectures he delivered in 2005. Back then the willingness of the world’s richest countries to help in the HIV/AID crisis was in question. The former ambassador to the UN and Canadian political leader died March 31st at 88. He will be remembered for his unwavering efforts to bring international attention to the HIV pandemic in Africa — calling out Western governments and financial institutions. This podcast revisits Lewis's Massey Lectures and his overall message to make a difference."I thought I understood the way the world works. I don't. I'll devote every fibre of my body to defeating this viral contagion, but I cannot abide the willful inattention of so much of the international community. I cannot expunge from my mind the heartless indifference, the criminal neglect of the last decade [1995-2005], during which time countless people have gone to their graves, people who should still be walking the open savanna of Africa." — excerpt from Stephen Lewis in his 2005 CBC Massey Lectures.