## Podcasts

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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.

Pau Figueras explains how Einstein's theories predicted the existence of black holes, and how to describe them mathematically.

David Spiegelhalter's new book *Sex by numbers* takes a statistical peak into the nation's bedrooms. In this interview he tells us some of his favourite stories from the 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.

If you're going to excel in maths it helps to start early — and that's what Peter Scholze certainly did.

Ingrid Daubechies, President of the International Mathematical Union, about the importance of community in mathematics.