Julian Barbour - What is Ultimate Reality?

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What is the deepest nature of things? Our world is complex, filled with so much stuff. But down below, what's most fundamental, what is ultimate reality? Is there anything nonphysical? Anything spiritual? Or only the physical world? Many feel certain of their belief, on each side of controversial question.

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Julian Barbour is a British physicist researching quantum gravity and the history of science. He received his PhD degree on the foundations of Einstein's general theory of relativity at the University of Cologne in 1968.

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Closer to Truth, hosted by Robert Lawrence Kuhn and directed by Peter Getzels, presents the world’s greatest thinkers exploring humanity’s deepest questions. Discover fundamental issues of existence. Engage new and diverse ways of thinking. Appreciate intense debates. Share your own opinions. Seek your own answers.