We are celebrating our 3 year anniversary with a throwback to one of our earliest episodes! Entanglement, wave-particle duality, and uncertainty - here's a breakdown of the weirdest and wildest things about quantum mechanics.

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Special guest Alan Lightman takes us through a fascinating discussion of consciousness, and tells us how he reconciles spirituality with his materialist views.
Todays episode is sponsored by the International Space Station. Join the ISS National Laboratory this August in Seattle at the 12th annual ISS Research and Development Conference. Visit ISSconference.org to register now.

Shortly after the Big Bang, space was densely packed with enough stuff for sound to travel through it. What was producing sound in this era, and how can we hear it today?

Todays episode is sponsored by the International Space Station. Join the ISS National Laboratory this August in Seattle at the 12th annual ISS Research and Development Conference. Visit ISSconference.org to register now.

Special guest Cari Cesarotti tells us why so many particle physicists are itching to build a whole new type of particle collider.

The Big Bang is well accepted today as the leading theory of how our universe evolved over time - but in today's episode, we talk through all the very wrong theories that came before it.
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Can consciousness be explained by physics, or does it appeal to something beyond materialism? Philosopher guest star David Chalmers talks to us about how we can think about consciousness from a philosophical and scientific perspective.

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A whirlwind of questions brings us to an odd conclusion: could reality be an illusion created by a quantum fluctuation of a brain? This is a rebroadcast of a past favorite.

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Astronomers' newest telescope, JWST, just discovered galaxies that formed earlier than previously thought possible. What does this discovery mean for our understanding of the early universe?

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Before the LHC turned on in 2008, many feared that it would create a dangerous black hole that would destroy the world. Were any of those fears well-founded, and how seriously did scientists take these claims?

Learn how extra dimensions of space might appear to us, and what physicists have done to try to find them.

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