The Uncertain Science Behind What We Understand As ‘Truth’

from Science Friday · host Ira Flatow, Kathleen Davis

Throughout history, humans have been on a search for truth. From the ancient Greeks and their belief in a universal truth, to our Founding Fathers writing, “We hold these truths to be self-evident, that all men are created equal.” In a world of disinformation, conspiracy theories, and the rising influence of artificial intelligence, where does truth fit in? Mathematician Adam Kucharski, author of Proof: The Art and Science of Certainty, joins Host Ira Flatow to discuss the complicated truth.Read an excerpt of Proof: The Art and Science of Certainty.Guest:Dr. Adam Kucharski is a mathematician and author of Proof: The Art and Science of Certainty. He is based in London.Transcripts for each episode are available within 1-3 days at sciencefriday.com. Subscribe to this podcast. Follow our show on Instagram, TikTok, Facebook, and Bluesky @scifri and sign up for our newsletters. Got a science question that’s keeping you up at night? Call us: 877-472-4374 Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

What this episode covers

In a new book, mathematician Adam Kucharski traces our relationship to truth, from the ancient Greeks to our AI reality.

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The Uncertain Science Behind What We Understand As ‘Truth’

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This episode is 18 minutes long.

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This episode was published on August 19, 2025.

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