
Instant Genius
Whether you’re curious about getting healthy, the Big Bang or the science of cooking, find out everything you need to know with Instant Genius. The team behind BBC Science Focus Magazine talk to world-leading experts to bring you a bite-sized masterclass on a new subject each week.New episodes are released every Monday and Friday and you can subscribe to Instant Genius on Apple Podcasts to access all new episodes ad-free and all old episodes of Instant Genius Extra.Watch full episodes of Instant Genius on BBC Science Focus Magazine's YouTube channel.
Latest episodes

Jan 10, 2025 • 32min
Why smell is our most underrated sense
Jonas Olofsson, a Professor of Psychology at Stockholm University and author of "The Forgotten Sense," dives into the remarkable capabilities of the human sense of smell. He debunks myths about our olfactory abilities, revealing how humans are sophisticated sniffers. The conversation tackles the link between scent, memory, and emotion, explores how genetics and culture influence our odor perceptions, and discusses the fascinating world of pheromones. Olofsson also highlights the trained skill of sommeliers in identifying complex wine aromas.

Jan 6, 2025 • 30min
Healthy Start: How to make goals and stick to them
Dr. Ian Taylor, a Reader in motivational science at Loughborough University, shares insights on effective goal-setting. He explains the common mistake of setting overly ambitious goals and advocates for starting small with micro goals for long-term success. The conversation delves into the benefits of cheat days in diets to maintain motivation and discusses building morning routines to enhance willpower. Dr. Taylor emphasizes a balanced approach to goal achievement, combining short-term objectives with long-term aspirations for a healthier relationship with personal goals.

Jan 3, 2025 • 33min
The power of optimism
Sumit Paul-Choudhury, a science writer and author of "The Bright Side," discusses the transformative power of optimism. He explores how optimism isn't just a human trait; even animals like chickens and bumblebees exhibit hopeful behaviors. Sumit highlights the role of optimistic thinking in overcoming 21st-century challenges, from pandemics to climate change. He also delves into the complexities of optimism, debunking biases and advocating for innovative policymaking driven by collective hope.

Jan 1, 2025 • 36sec
Don't miss the upcoming Healthy Start miniseries!
Get ready to supercharge your New Year with smart goal-setting strategies! Discover how to cut down your social media time for a healthier mindset. Plus, learn effective techniques to cope with stress like a pro. Join leading researchers as they dive into the science of health and well-being, offering you the tools to kick off the year on a positive note. Don't miss out on this opportunity to enhance your life!

Dec 20, 2024 • 32min
What happens in your body when you eat
Dr. Chris Van Tulleken, a scientist and doctor known for his engaging lectures on human biology, dives into what happens when we eat. He explains the intricate digestion process, from our mouth to energy production, highlighting the role of the microbiome and hormones. The discussion touches on the importance of balanced diets and the challenges children face in making healthy food choices. Plus, he tackles the allure of sweet treats and the evolving taste preferences, especially in kids, making food a fascinating journey!

Dec 16, 2024 • 35min
How to combat flooding
Trevor Hoey, a hydrologist from Brunel University, shares his expertise on the rising instances of extreme flooding linked to climate change. He explains how severe droughts can occur due to the same climatic mechanisms driving floods. The conversation dives into the complexities of global flooding patterns and the advancements in weather forecasting. Hoey also discusses practical strategies for homeowners to prepare for such events, emphasizing the importance of both individual responsibility and governmental action in flood management.

Dec 13, 2024 • 46min
How belonging to tribes shapes our culture
Michael Morris, a cultural psychologist and author of "Tribal," dives into the fascinating world of tribalism and its impact on culture. He discusses how our social instincts govern our identities and the roles of peer and hero instincts in shaping our interactions. Morris unpacks the psychological reasons behind hero worship and explores how traditions can offer resilience against anxiety. He also addresses the challenges of ideological sorting and the fluidity of cultural identity, revealing how small collective actions can drive significant cultural change.

Dec 9, 2024 • 33min
The science of manipulation
Brian Clegg, a science writer and BBC Science Focus contributor, dives into the fascinating world of manipulation in this talk. He uncovers how our emotions can make us vulnerable to both benign entertainment and malicious fraud. Clegg explores the power of storytelling and its role in shaping perceptions, as well as the dangers of misinformation and AI technologies like deepfakes. He discusses nudge theory, showcasing how slight prompts can significantly influence decision-making, while also tracing the evolution of branding in the modern era.

18 snips
Dec 6, 2024 • 33min
How the internet shaped how we speak
Gretchen McCulloch, a prominent linguist and author of "Because Internet," explores how the digital age has revolutionized communication. She discusses the impact of emojis, memes, and acronyms on our language and how platforms like MSN and Bebo fostered new informal styles of interaction. McCulloch highlights the generational shifts in expression, drawing parallels to historical communication methods. She also speculates on future trends shaped by short-form video platforms, emphasizing the complex evolution of language in our interconnected world.

Dec 2, 2024 • 25min
Feeding the world’s growing population
Vaclav Smil, a multidisciplinary researcher, dives into the pressing issue of feeding over 8 billion people. He explores how our evolutionary history shapes staple foods and our survival chances. Smil discusses the biological and technological hurdles in food production and warns about the limitations of modern farming methods like organic practices and hydroponics. He emphasizes the urgent need for sustainable agriculture and why technology still struggles to provide viable long-term solutions for global food security.
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