
A Future Tense retrospective
11/12/2025 | 29 mins.
This is the program’s final episode and, as such, we look back over the past 17 years. What did the future look like back in 2009 when the show first aired? What have been the major trends during that time? Which predictions came to fruition and which didn’t? And what cautions do our guests have as we look ahead? GuestsMica Sifry – US-based writer and editor Neema Singh Guliani – lawyer and policy expert Cory Doctorow – Canadian-British blogger, journalist and sci-fi author Professor Michael Mann – climatologist and geophysicist Associate Professor James Dyke - Earth Systems Science, University of Exeter Assistant Professor Sven Brodmerkel – Faculty of Society and Design, Bond University Professor Quassim Cassam – Department of Philosophy, University of Warwick Associate Professor Laura D’Olimpio – School of Education, University of Birmingham Effy – chatbot user Professor Frank Pasquale – Cornell Tech and Cornell Law School

Is AI really taking over the internet?
04/12/2025 | 29 mins.
How many of the articles you see on the internet are actually written by AI, not by humans? We'll give you a figure based on the latest research. Also, why is Google moving away from its well-established search-engine algorithm in favour of AI-generated summaries; The importance of remembering that urban planning isn't just about buildings, it's about people and spaces; And how digital technology is opening up a new relationship between humans and animals.GuestsMegan Morrone – Tech editor, Axios Dr Collin Jennings – academic and author David George Holm – architect and author Dr David Roberts - Associate Professor of Computer Science, North Carolina State University Sari – the most adorable, black cat

A tale of two futuristic cities
27/11/2025 | 29 mins.
Designing a futuristic city is a fraught task — a mixture of ambition, state of the art technology, inevitable budget blowouts and the need to not just inspire, but awe. We get an update on the progress of two mega metropolises — Xiongan in China and Neom in Saudi Arabia. Also, how a better understanding of the brain can help deter future conflicts.GuestsDr Andrew Stokols — Assistant Professor of Urban Studies, Singapore Management UniversityEliot Brown — London-based reporter, Wall Street JournalDr Nicholas Wright — Neuroscientist, University College London and Georgetown University

Ancient viruses, new threats
20/11/2025 | 29 mins.
The global Covid 19 lockdown may seem like an eternity ago, but the threat of another full-scale pandemic has never resided. Scientists warn that as the Arctic permafrost continues to melt ancient viruses and bacteria are gradually being freed from the ice. The risks are significant, but researchers are working to identify potential threats and better prepare the world for future pandemics. Uppermost in many minds is the need to ensure future global cooperation in the event of another zoonotic outbreak. Original broadcast on March 26, 2023.GuestsDr Christine Prat – Director of Operations, European Virus Archive Dr Jean-Michel Claverie – Emeritus Professor of Medicine, Aix-Marseille University Dr Aaron Bernstein – Director, The Center for Climate, Health, and the Global Environment, Harvard T.H. Chan School of Public Health

Microplastic removal and decarbonising cement
13/11/2025 | 29 mins.
Negotiations over a global treaty on microplastics have broken down. So, where to from here for one of the world's biggest environmental threats? We also get an update on new efforts to clean-up the cement production industry; and we look at AI chatbots and the increasing role they're playing as sources of advice and emotional support.GuestsDr Pratik Sachdeva — Senior Data Scientist, D-Lab, University of California, BerkeleyDr Shababa Selim — Senior Technology Analyst, IDTechEXProfessor Paul Fennell — Professor of Clean Energy, Imperial College LondonProfessor Jill Newby — Clinical psychologist, The Black Dog Institute, University of New South Wales



Future Tense