## Podcasts

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Pau Figueras explains how Einstein's theories predicted the existence of black holes, and how to describe them mathematically. |
We asked cosmologist Pau Figueras everything we’ve ever wanted to know about black holes. In this podcast he explains what black holes are, physically, and how we hope to observe them. |

David Spiegelhalter's new book |
Is cosmology a science or a branch of philosophy? Mathematician and astronomer Bernard Carr gives some answers. |

We talk to Shajay Bhooshan about his design for the new maths gallery at the Science Museum London. |
In this podcast George Ellis explains why the study of the cosmos poses some deep philosophical questions. |