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What does quantum theory mean? In conversation with Paul Davies

What does quantum theory mean? In conversation with Paul Davies

Nick Spencer speaks with scientist Paul Davies about the quantum realm. 25/11/2025

Everyone has heard of quantum physics. Many of us can parrot its key ideas – uncertainty, entanglement, collapsing the wave function, something to do with a cat…

But when it comes to really understanding it, well that’s a different matter altogether. “Anyone who is not shocked by quantum mechanics hasn’t understood it”, wrote the eminent physicist Niels Bohr.

So, what is quantum physics? How did it come about? What does it say about ultimate reality? And how might it transform our lives?

This week on Reading Our Times, Nick Spencer delves into the quantum realm with scientist Paul Davies to discuss his latest book, Quantum 2.0: The Past, Present, and Future of Quantum Physics.

You can buy a copy of Paul’s book here.

Tune in here.


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Nick Spencer

Nick Spencer

Nick is Senior Fellow at Theos. He is the author of The Landscapes of Science and Religion (OUP, 2025), Playing God: Science, Religion and the Future of Humanity (2024), and Magisteria: the entangled histories of science and religion (Oneworld, 2023). Nick is host of the podcast Reading Our Times.

Watch, listen to or read more from Nick Spencer

Posted 25 November 2025

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