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Creating Stars in a Bottle: The Race to Commercialize Fusion Energy (Vinod Khosla & Bob Mumgaard)

Nicholas
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While the world fights over chips, one company is building the power supply to run them all. In this episode of The Generalist, I'm joined by Bob Mumgaard, CEO and co-founder of Commonwealth Fusion Systems (CFS), and Vinod Khosla, legendary venture capitalist and founder of Khosla Ventures. With over 800 employees and $2 billion in funding, CFS has accelerated the timeline for commercial fusion from being perpetually "30 years away" to potentially just a few years out.

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Uploaded May 27, 2026
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Speaker A: Fusion's a reaction, and it's the reaction that's the most prominent reaction in the universe. So fusion is the power inside the stars. It's the reaction that basically could never run out of fuel. Speaker B: You'd have what is functionally limitless clean energy. Speaker C: Entrepreneurs make these things happen. Without entrepreneurs like Bob, this would go on forever and we'd never be quite there. Speaker B: The technology has always been 30 years away. Speaker A: And now, you know, instead of 30 years, we talk in terms of, you know, is it 30 months?

Which is super exciting to see. Speaker D: Hey, I'm Mario and this is The Generalist Podcast. You've probably heard the saying, the future's already here. Speaker B: It's just not evenly distributed yet. Speaker D: On this podcast, I sit down with the visionaries, builders, and investors who are already living in that future to give you a clear window into what's coming next. Today, I'm speaking with Bob Mumgaard and Vinod Khosla about what might be the most transformative energy technology of our lifetime: nuclear fusion, also known as fusion energy. Bob is the CEO and co-founder of Commonwealth Fusion Systems, CFS, the world's leading fusion energy company.

Under his leadership, CFS has grown to 800 employees and raised more than $2 billion. From climate-focused investors. Bob holds a PhD in applied plasma physics from MIT and has dedicated his career to bringing fusion from lab to market. Vinod Khosla needs little introduction. He's one of the most visionary venture capitalists of our time, the founder of Sun Microsystems and Khosla Ventures, and the backer of transformative companies like OpenAI, DoorDash, Stripe, Stripe, and of course Commonwealth Fusion Systems. In my conversation with Bob and Vinod, we discuss the wild poetic science behind fusion energy, how CFS has accelerated the timeline for commercial fusion from being perennially 30 years out to potentially just a few years away, and what a world with abundant fusion energy might enable, from super intelligent AI to brand new industries that we haven't even imagined yet.

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