The Numberphile Podcast

Why Did The Mathematician Cross The Road? - with Roger Penrose

The Numberphile Podcast

Show Notes

Why Did The Mathematician Cross The Road? - with Roger Penrose

Numberphile Podcast

Download

Sir Roger Penrose is one of the biggest names in mathematics AND physics. Here he talks about sibling rivalry, Stephen Hawking, having ideas, and toilet paper.

Roger Penrose Wikipedia

Roger Penrose books - Amazon

The Order of Merit

The Theory of Everything - 2014 movie about Stephen Hawking

Penrose Tiling

Penrose Toilet Paper

The San Francisco Transit Center with its Penrose Tiling

With thanks to

MSRI

Support us on Patreon

More from The Numberphile Podcast

Oct 15, 2026

A leading light in mathematics for much of his life, Terence Tao discusses the crisis being caused by a massive dump of AI proofs.

Oct 14, 2026

Fields Medalist Hugo Duminil-Copin describes how 16 proofs among the hundreds recently published by OpenAI left him in tears. And what next for mathematics?

Sep 28, 2026

AI has become the biggest talking point in mathematics. We discussed the topic - and the future - with Grant Sanderson (creator of the 3Blue1Brown YouTube channel).

Aug 11, 2026

A growing number of people claim being “test blind” to applicants’ SAT scores is lowering standards at the University of California. Math Professor Zvezda Stankova is among the academics calling for SATs to be re-introduced to the admissions process.

Mar 26, 2026

Destin Sandlin discusses missile testing, astronaut applications, and why he created the wildly popular YouTube channel Smarter Every Day.

See all episodes →