Theoretical astrophysicist, author and one of Twitter’s most-followed scientists Dr Katie Mack tells us about the Universe's ultimate fate.

Once you’ve mastered the basics with Instant Genius, dive deeper with Instant Genius Extra, where you’ll find longer, richer discussions about the most exciting ideas in the world of science and technology. Only available on Apple Podcasts.

Produced by the team behind BBC Science Focus Magazine. Visit our website: https://www.sciencefocus.com/

Hosted on Acast. See acast.com/privacy for more information.

Learn more about your ad choices. Visit podcastchoices.com/adchoices