We all forget things from time to time, it’s a normal part of everyday life. But according to the latest research in neuroscience, it is forgetting, not remembering that is the brain’s default action. So why is this? In this episode I speak to Prof Charan Ranganath, director of the Dynamic Memory Lab at UC Davis and author of the book Why We Remember: The Science of Memory and How it Shapes Us. He tells us how memories form in our brains, how they are intimately linked to our emotions and imagination, and why we often walk into another room and forget why we went there in the first place. L ..read more

When it comes to thinking about sustainability, most of us usually keep our feet on the ground. But as we extend our reach beyond this small rocky planet and out into the solar system, is it time to think about how we use space sustainably too?   Our guest today is Aaron Boley, Associate Professor of astronomy and astrophysics at The University of British Columbia and co-author of Who Owns Space?: International Law, Astrophysics and the Sustainable development of space.   With hundreds of thousands of satellites planned for launch in the next few years, Aaron is warning that our orbi ..read more

There is little doubt that the advent of the computer has had one of the most far-reaching impacts of any invention in the history of mankind. These days, it’s difficult for most of us to imagine life without them. But building ever faster processors is becoming something of a challenge. The solution to this could be quantum computers – machines so powerful they can tackle problems that would take even the biggest supercomputers we have today billions of years to solve. In this episode I speak to Prof Winfried Hensinger, director of the Sussex Centre for Quantum Technologies. We talk about ..read more

Be it drank first thing in the morning, as an afternoon pick-me-up or to soothe our souls after hearing some bad news, we Brits love a cup of tea. But over recent years, the traditional cup of black builders’ tea has found a new rival vying for our attention in cafés and on supermarket shelves – its more traditional cousin green tea. Many people are making the change not for reasons of flavour but for its supposed health benefits. But is there any truth in this? In this episode I speak to Justin Roberts, a professor of nutritional physiology based at Anglia Ruskin University in Cambridge ..read more

For years researchers around the world have viewed the brain and body as separate entities, to be treated using different methods and even in different hospitals. However, recent discoveries have turned this picture on its head. We now know that our brains and immune systems are intimately linked and have a huge influence on each other. In this episode I speak to Dr Monty Lyman a medical doctor, researcher and author who studies the relationship between the mind and the immune system. We talk about the latest science he outlines in his book The Immune Mind: The New Science of Health. Learn ..read more

Artificial Intelligence can seem scary, especially with rapid advancements, but what if it actually improves our future? We spoke to Nick Bostrum, a leading philosopher at the University of Oxford and author of the new book Deep Utopia to find out why AI could be a force for positive change. Learn more about your ad choices. Visit podcastchoices.com/adchoices ..read more

These days as many as 60 per cent of us are turning to the Internet or social media to get health advice. It’s a staggering number, especially when you consider the fact that literally anyone, regardless of their background or qualifications, can set up an account and start giving out lifestyle or dietary tips that can have a huge effect on our wellbeing. In this episode I speak to Dr Idz, an NHS doctor with a background in nutritional research. He’s has made it his mission to fight the misinformation doled out on social media and provide scientifically accurate health advice. In doing so, he ..read more

Be it biology, psychology or philosophy, ageing and death are undoubtedly two of the most difficult concepts to tackle in any field of research, so where do we even begin? In this episode I speak to Prof Sir Venki Ramakrishnan, a researcher based at Cambridge University’s MRC Laboratory of Molecular Biology, a former president of the Royal Society and recipient of the 2009 Nobel Prize in Chemistry. We talk about the fascinating discoveries he outlines in his latest book Why We Die: The New Science of Ageing and the Quest for Immortality. Learn more about your ad choices. Visit podcastchoices ..read more

Do you experience sounds or music visually as certain shapes? Or perhaps you are able to ‘taste’ words or ‘hear’ colours. If so, it sounds like you have synaesthesia, a neurological phenomenon that leads to some of us experiencing a merging of different senses that are not typically connected. In this episode we catch up with Prof Jamie Ward, a psychologist and synaesthesia researcher based at the University of Sussex. He tells us about the varying forms synaesthetic experiences can take, what we know about their impacts on cognition and creativity and how it’s likely that you’ve met a syna ..read more

Just about everywhere we look today, screens, and in particular social media, are being called addictive, and being blamed for causing mental health problems and damaging childhood development. But does the evidence support this? In today’s episode we catch up with Pete Etchells, professor of psychology and science communication at Bath Spa University and author of Unlocked: The real science of screen time. Pete tells us why we need to redefine our relationship with technology and why social media, for all its ills, may not be as bad as we often make out. Learn more about your ad choices. V ..read more