In recent months, the world has been astounded by cosmic images taken by the James Webb Space Telescope. By gazing deep into space, it can see billions of years back in time, and promises to transform human understanding of the universe. In this episode, first released in December 2021, host Alok Jha explores the telescope’s promise. And, science correspondent Gilead Amit asks NASA’s head of science Thomas Zurbuchen about the mission’s impact on the agency.For full access to The Economist’s print, digital and audio editions subscribe at economist.com/podcastoffer and sign up for our weekly science newsletter at economist.com/simplyscience.With thanks to Don Giller for supplying additional audio. Our GDPR privacy policy was updated on August 8, 2022. Visit acast.com/privacy for more information.