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    • EpisodesWatch complete episodes as aired on public television
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    • Topic GuideCosmos, Consciousness, Meaning: Join us as we explore the fundamental questions of existence.
    • CosmosExplore cosmology, physics, and the fundamentals of existence
    • ConsciousnessSearch mysteries of mind and individual awareness
    • MeaningSeek whether God exists through diverse perspectives
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  • About
    • About Closer to TruthWe are a digital-media nonprofit and TV series
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Featured

An Invitation to Become a Closer To Truth Member

An invitation to become a member from Robert Lawrence Kuhn, host and creator of Closer To Truth

Announcement

An Invitation to Become a Closer To Truth Member

An invitation to become a member from Robert Lawrence Kuhn, host and creator of Closer To Truth

Book Excerpt

Leonard Mlodinow: Stephen Hawking

One of the most influential physicists of our time, Stephen Hawking changed our understanding of the cosmos. Recalling his nearly two decades as Hawking’s collaborator and friend, Leonard Mlodinow brings this complex man into focus in an inspiring and deeply intimate portrayal.

Book Excerpt

Michio Kaku: The God Equation

When Newton discovered the law of gravity, he unified the rules governing the heavens and the Earth. Since then, physicists have been placing new forces into ever-grander theories. But perhaps the ultimate challenge is achieving a monumental synthesis of the two remaining theories—relativity and the quantum theory.

Book Excerpt

Daniel Dennett & Gregg Caruso: Just Deserts

If it turns out that no one is ever free and morally responsible, what would that mean for society, morality, meaning, and the law?

Book Excerpt

Julian Barbour: The Janus Point

Why is there an “arrow of time” in that time seems to flow in one direction, always forward? In this exclusive excerpt from his new book, Julian Barbour offers a radical answer: it doesn’t.

Perspective

A Darwinian Reflects on the Coronavirus Pandemic

Would it be right to start things up again, even though people like me would be under more threat than if all stayed closed indefinitely?

Book Excerpt

Mario Livio: Galileo and the Science Deniers

An exclusive excerpt from Mario Livio's new book about the life of Galileo Galilei, his discoveries and how he was challenged by science deniers.

Book Excerpt

Sean Carroll: Something Deeply Hidden

An exclusive excerpt from Sean Carroll's new book about the essential puzzle of quantum mechanics. 

Perspective

Levels of Nothing by Robert Lawrence Kuhn

What are the nine levels of nothing?

Perspective

Robert Lawrence Kuhn: “Virtual Immortality”

Virtual Immortality: Why the Mind-Body Problem is Still a Problem.

Perspective

Don Page: Relationship Between the Universe and God?

Don Page takes us on a journey through life's biggest questions.

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