Here are some videos of talks and interviews that I've done. (Scroll to the bottom for the Colbert Report.)
The Arrow of Time
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Cosmology and the Arrow of Time (TEDxCaltech)
The Origin of the Universe and the Arrow of Time (Perimeter)
Arrow of Time - Sixty Symbols
Arrow of Time - Minute Physics
Opening Panel, FQXi Conference “Setting Time Aright”
Closer to Truth: Is Time Real?
From Eternity to Here Trailer
Particle Physics and Cosmology
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Particle at the End of the Universe (Royal Institution, London)
Particles, Fields, and the Future of Physics (Fermilab)
Talking About the Higgs Boson - Sixty Symbols Quantum Mechanics
Quantum Mechanics (an embarrassment) - Sixty Symbols
Measure for Measure: Quantum Physics and Reality (World Science Festival)
The Accelerating Universe (2011 Nobel Prize) - Minute Physics
Dark Energy, or Worse? (NSF Distinguished Lecture Series)
The Invisible Universe: Dark Matter and Dark Energy (Google, Santa Monica)
Black Hole Firewalls (with Jennifer Ouellette; Royal Institution, London)
Closer to Truth: What Would an Infinite Universe Mean?
Naturalism
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Purpose and the Universe, AHA meeting
Great Debate with Shermer, D’Souza, and Hutchinson
Death And Physics (Emperor Has No Clothes Award)
Stephen Hawking and the Existence of God
Closer to Truth: Is the Universe Religiously Ambiguous?
God and Cosmology: Debate with William Lane Craig
Poetic Naturalism
God is Not a Good Theory
Moving Naturalism Forward: Opening Session
Research Talks
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Dark Matter vs Modified Gravity (KITP, Santa Barbara)
What Happens Inside the Wave Function? (Philosophy of Cosmology Conference)
Effective Field Theory and Cosmological Large-Scale Structure (NYU Physics Colloquium)
Initial State and the Origin of the Universe (Philosophy of Cosmology Summer School)