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Cosmos, Life, Consciousness, Meaning: Explore the fundamental questions of existence.
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Cosmos
Explore cosmology, physics, and the fundamentals of existence
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Deep Laws of Nature
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All Deep Laws of Nature
Cosmic Fundamentals
Time and Space-Time
Quantum Theory
Complexity and Emergence
Mathematics as Fundamental?
Information as Fundamental?
Universe as Simulation?
Deep Discovery in Science
Vast Cosmos
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Cosmic Immensity
Cosmic Beginnings
Cosmic Structure
Multiple Universes (Multiverse)
Black Holes, Dark Energy, Dark Matter
Our Special Universe
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All Our Special Universe
Fine-Tuning of the Universe?
Fine-Tuning the Universe for Life & Mind?
Breathtaking Universe
Where Are All the Aliens?
Far Future of the Universe
Breakthroughs
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All Breakthroughs
Breakthroughs in Science
Breakthroughs in Mathematics
Science and Religion
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All Science and Religion
Science vs. Religion?
Science and God
How Science and Religion Think
The New Atheism
Limits of Science
Mystery of Existence
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All Mystery of Existence
The Mystery of Existence
The Mystery of Laws & Cosmos
Metaphysics of Cosmos
Why Anything at All?
Life
Join our in-depth exploration of life on planet earth and beyond.
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All Life
Philosophy of Biology
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All Philosophy of Biology
Why Philosophy of Biology?
Philosophy of Evolutionary Biology
Philosophy of Evolution and Religion
What is Life?
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All What is Life?
What is Life?
What is Death?
Human Biology
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All Human Biology
Medicine and Healthcare
Human Nature & Uniqueness
Sex and Gender
Evolutionary Culture and Ethics
Biology of Race
Biological Futures
Life in the Cosmos
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All Life in the Cosmos
Life in the Cosmos
Biological Concepts
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All Biological Concepts
Deception
Plant Sentience
Mathematics and Biology
Consciousness
Search mysteries of mind and individual awareness
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All Consciousness
Mind-Body Problems
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All Mind-Body Problems
The Mind-Body Problem
Brain Structure and Function
Brain Explains Mind?
Elements of Mind
Consciousness
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All Consciousness
Mystery of Consciousness
Consciousness as Emergent
Consciousness as All Physical?
States of Consciousness
Sleep and Dreams
Purpose of Consciousness?
Metaphysics of Consciousness
Persons
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All Persons
Persons and Selves
Personal Identity
Life After Death?
Souls?
Human Uniqueness
Creativity
Music
Epistemology
Belief Systems
Mind and Society
People and Society
Free Will
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All Free Will
Mystery of Free Will
Philosophy of Free Will
Free Will and Consciousness
Science of Free Will
Free Will and Morality
Theology of Free Will
Extrasensory Perception
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All Extrasensory Perception
ESP and New Realities?
ESP and the Nonphysical?
Art Seeking Understanding
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All Art Seeking Understanding
Aesthetic Cognitivism
Art and Philosophy
Neuroscience/Cognitive Science of Art
Neuroscience/Cognitive Science of Music
Art and God
Art and Religion
Art and Culture
Mind, Art, Transcendence
Meaning
Seek whether God exists through diverse perspectives
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All Meaning
Philosophy of Religion
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All Philosophy of Religion
Concepts of God
Alternative Concepts of God
Faith and Belief
Conflict Among Religions
Philosophy and Analytic Theology
How Philosophy Informs Religion
Religion Without God
Contemporary Theological Engagement
Global Philosophy of Religion
Eastern Traditions and the Big Questions
Existence of God
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All Existence of God
Arguing God's Existence
Philosophical Arguments For God
Experiential Arguments For God
Arguments Against God
Attributes of God
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All Attributes of God
God's Nature?
God's Essence?
God's Powers?
God and Time?
Ultimate Destinies
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All Ultimate Destinies
God's Knowledge and Future Events?
Judgment (Heaven, Hell)?
Resurrection?
Eschatology (End Times)?
Eternal Life?
Search for Meaning
God as Creator
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All God as Creator
God The Creator?
God's World?
God's Interactions?
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Watch
Episodes
Watch complete episodes as aired on public television
Curated Playlists
Explore collections of videos curated by our team
Projects
Discover collaborations with leading institutions
Contributors
Meet the greatest thinkers exploring the deepest questions
CTT Chats
Watch chats with the brightest minds on the boldest ideas
Roundtables
View roundtable discussions from our early years
Topics
Topic Guide
Cosmos, Consciousness, Meaning: Join us as we explore the fundamental questions of existence.
Cosmos
Explore cosmology, physics, and the fundamentals of existence
Consciousness
Search mysteries of mind and individual awareness
Meaning
Seek whether God exists through diverse perspectives
News
The Latest
About
About Closer To Truth
We are a digital-media nonprofit and TV series
TV Series
Where to watch on PBS stations nationwide
Meet the Team
Meet our host and our team
Partnerships
Learn about CTT’s partners and collaborators
Support Closer to Truth
Ways to engage with and support our work
Podcast
Listen on your favorite podcast player
Store
Buy official Closer To Truth merchandise
YouTube
Subscribe to Closer To Truth on YouTube
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Contributors
Brian Skyrms
Distinguished Professor, Department of Logic and Philosophy Science, UC Irvine