Why Haven’t We Found Dyson Spheres Yet? (Narration Only)

Science & Futurism with Isaac Arthur

Jun 20, 2026•39 min•Ep. 866

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Episode description

From Dysonian SETI to waste heat and galactic timelines, we explore why we haven’t found Dyson Spheres—and what their absence reveals about civilization.

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Why Haven’t We Found Dyson Spheres Yet?