Martin Rees — Cosmic Origami and What We Don't Know

Parallel realities and the deep structure of space-time sound like science fiction. These are matters of real scientific inquiry. Lord Martin Rees is an astrophysicist and self-professed atheist who paints a fascinating picture of how we might be changed by what we do not yet know. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.