Science you can trust. Questions that matter.
Join Professor Brian Cox and a panel of the world’s top scientists and experts as they tackle your questions about some of the biggest science challenges facing society today.
Can we cure cancer? How do you separate nutrition fact from fiction? What do climate change and the march of AI mean for our future? Could we live forever? Each episode is recorded in front of a live audience and it’s their questions that drive the debate.
Hear from the experts who actually know what they’re talking about, including Adam Rutherford, Helen Sharman, George Monbiot, Giles Yeo, Jeanette Winterson, Rory Cellan-Jones, Paul Nurse, Kevin Fong and You, Me and the Big C’s Lauren Mahon.
With a focus on accuracy, openness, and debate, A Question of Science brings you the latest on what we know, what we don’t, and where science might take us next.
A BBC Studios production for the Francis Crick Institute, an independent charity and world-leading research lab.
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Can we cure addiction?
Oct 14, 2026
Why do people become addicted? When does a habit turn into self harm and what makes recovery so hard? From drugs and alcohol to gambling and social media, join our panel of experts as they explore…
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How is AI transforming medicine?
Oct 07, 2026
How is AI revolutionising medicine and drug discovery and could it really improve diagnosis and treatment for everyone? Could the role of doctors and nurses change forever, with AI taking care of…
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A Question of Science Series 2 - Coming Soon...
May 06, 2026
A Question of Science is back - with free tickets to live recordings available now! Join Professor Brian Cox in person and put your questions to a panel of leading scientists and experts on a huge…
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Ancient Egyptian DNA, Cheddar Man and wolves as pets
Apr 01, 2026
Professor Brian Cox takes a deeper dive into the science of ancient DNA, with two experts returning to answer more of your questions. How far can we go back in time using DNA? How accurate is ancient…
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Rethinking sex, artificial wombs and how to up your sperm count
Mar 25, 2026
Professor Brian Cox takes a deeper dive into the science of fertility, with a panel of returning experts answering more of your questions. Should we sequence the DNA of embryos and use A.I. to…
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Decarbonising flying, cleaning up A.I. and the personal cost of climate change
Mar 18, 2026
Professor Brian Cox takes a deeper dive into the science of global warming and how society should adapt, with two experts returning to answer more of your questions. Will new green technologies…
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Cancer vaccines, tumour-killing cells and does fasting work as a treatment?
Mar 11, 2026
Professor Brian Cox takes a deeper dive into the science of cancer, with a panel of returning experts answering more of your questions. Do tumours communicate with the brain, is glucose carcinogenic…
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Ultra processed foods, weight loss jabs and why don’t we eat enough fibre?
Mar 04, 2026
Professor Brian Cox takes a deeper dive into the science of nutrition, with a panel of returning experts answering more of your questions. What is food noise, what is the impact of artificial…
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Longevity by luck, vaccines for dementia and how fame ages you
Feb 24, 2026
Professor Brian Cox takes a deeper dive into the science of ageing, with two experts returning to answer more of your questions. How do men and women age differently? Why is it healthy to forget…
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Introducing.... More Questions of Science
Dec 10, 2025
Introducing More Questions of Science – bite-size episodes where we revisit some of the biggest ideas from the first 12 episodes of the series and take the conversation even further. Professor Brian…
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Can We Build A Human?
Dec 02, 2025
Professor Brian Cox and our expert panel explore the frontier of human bioengineering and building, replacing, and enhancing our bodies. Will we ever have bionic brains and cloned humans? Is there…
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What is consciousness?
Nov 25, 2025
Professor Brian Cox and an expert panel explore the elusive science of consciousness – what it is, how it arises, whether it can be observed in the brain, and the most compelling theories explaining…
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Can We Trust The Science Of Nutrition?
Nov 18, 2025
Professor Brian Cox and our expert panel dive into the complex world of diet, nutrition and food choices. With new probiotic and high-protein products appearing on supermarket shelves every day and…
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Can We Repair The Ageing Brain?
Nov 12, 2025
Professor Brian Cox and our expert panel explore the science of Alzheimer’s, Parkinson’s and other conditions that cause dementia. More than 55 million people around the world are living with…
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What Is The Future Of Fertility?
Nov 04, 2025
Professor Brian Cox and our expert panel explore the science of fertility. Making babies is big business but our scientific understanding of fertilisation, pregnancy and embryo development is…
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Who Owns Space?
Oct 29, 2025
Professor Brian Cox and an expert panel tackle the technology, politics and ethics of space exploration. From space tourism to the search for life on Mars, space is a rapidly expanding…
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Who Are Our Ancestors And Why Does It Matter?
Oct 22, 2025
Professor Brian Cox and our expert panel are talking all things ancient DNA. Over the past 50 years, new technology has allowed researchers to sequence and study centuries-old DNA taken from ancient…
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Will We Survive Climate Change?
Oct 15, 2025
Professor Brian Cox and a panel of experts discuss how to curb rising global temperatures and what life could be like in a warmer world. Our planet is hotting up. But as temperatures climb, can we…
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Are We Prepared For The Next Pandemic?
Oct 08, 2025
Professor Brian Cox and a panel of experts discuss COVID-19 and whether we are prepared for the next pandemic. Where or when could it happen? How could we control it? What would we do differently? In…
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Can We Harness A.I. For Good?
Oct 01, 2025
Professor Brian Cox and our expert panel explore the reality and possibilities of artificial intelligence, and how it's changing our lives. A.I. and machine learning are now part of our everyday…
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Can We Cure Cancer?
Sep 24, 2025
Professor Brian Cox and our expert panel are discussing the future of cancer research and treatment. With nearly 1 in 2 of us in the UK now expected to receive a cancer diagnosis in our lifetime…
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Can We Live Forever?
Sep 17, 2025
Professor Brian Cox and our expert panel explore ageing, longevity and the science behind our lifespans. Human life expectancy has increased steadily over the last 200 years, but we may be reaching…
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Introducing A Question of Science
Sep 02, 2025
Professor Brian Cox and panels of the world’s top scientists and experts will be tackling your questions in a new series, launching 17 September. Can we cure cancer? How do you separate nutrition…
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