Épisodes

  • Which part of the brain is responsible for decisions?

    Which part of the brain is responsible for decisions?
    Jan 23 2026
    Why does a glass of water help settle a sore throat? What are the best ways to help heal a slipped disc? Which part of the brain helps us make decisions? What causes stuttering in speech? If a fly is travelling in a fast car, is it travelling at the same speed as the car? And at what age is our brain fully developed? Dr Chris Smith and Clarence Ford have the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    21 min
  • Which part of the brain is responsible for decisions?

    Which part of the brain is responsible for decisions?
    Jan 23 2026
    Why does a glass of water help settle a sore throat? What are the best ways to help heal a slipped disk? Which part of the brain helps us make decisions? What causes stuttering in speech? If a fly is travelling in a fast car, is it travelling at the same speed as the car? And at what age is our brain fully developed? Dr Chris Smith and Clarence Ford have the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    21 min
  • Which part of the brain is responsible for decisions?

    Which part of the brain is responsible for decisions?
    Jan 23 2026
    Why does a glass of water help settle a sore throat? What are the best ways to help heal a slipped disk? Which part of the brain helps us make decisions? What causes stuttering in speech? If a fly is travelling in a fast car, is it travelling at the same speed as the car? And at what age is our brain fully developed? Dr Chris Smith and Clarence Ford have the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    21 min
  • How do cell phones see the Northern Lights when we can't?

    How do cell phones see the Northern Lights when we can't?
    Jan 18 2026
    Why does knocking your elbow unleash a distinctive "funny bone" jolt? Are we born with a sense of thirst? What are we seeing when we see things glow under ultraviolet? Why do our minds cling tightly to bad experiences? How do phones see the Northern Lights, even when we cannot? And do the planets in our solar system all move in the same direction? Dr Chris Smith and Clarence Ford have the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    20 min
  • Do flames have a shadow?

    Do flames have a shadow?
    Jan 9 2026
    Should we pull the plug on AI? Is talent inherited? Do other mammals have prostate glands? How closely have we studied the bones of fish? If nothing sticks to Teflon, then how does it stick to the pan? Do flames cast a shadow? Can some animals see colours better than humans do? Why are our brains more efficient than AI? And why do mosquitoes buzz on arrival if they don't want to be heard? Chris Smith and Clarence Ford have the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    24 min
  • How HPV vaccine and circumcision can stop cervical cancer

    How HPV vaccine and circumcision can stop cervical cancer
    Dec 19 2025
    Does a USB stick, or a mobile phone, weigh more once it's filled with data? What's the placebo effect, and how does it work? How does the human papilloma virus (HPV) cause disease, and how can the HPV vaccine and male circumcision protect you from cervical cancer and HIV? Does Cape Town face two oceans? Can Brazil nut proteins be present in semen and trigger subsequent anaphylaxis in a sexual partner? And what can we do about post-herpetic neuralgia causes by shingles (VZV)? Like this podcast? Please help us by supporting the Naked Scientists
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    20 min
  • Fizzy drinks after a long run?

    Fizzy drinks after a long run?
    Dec 12 2025
    Today, Chris Smith tackles a whole host of health-related questions. We explore the impact of a meat-based diet, whether it's a good idea to drink fizzy pop after vigorous exercise, why we weigh less in the morning, if it's ever advisable to spend too much time talking to chatbots, and whether working from home weakens our immune systems... Like this podcast? Please help us by supporting the Naked Scientists
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    16 min
  • Can our eyes pop out when we sneeze?

    Can our eyes pop out when we sneeze?
    Dec 5 2025
    This week, Chris Smith and Clarence Ford tackle the big science questions of the week, including how to perform a circumcision safely; can our eyes pop out when we sneeze; how do general anaesthetics work and do we understand consciousness; is violence inherent to society; do antibiotics kill probiotics; and what would happen to us if the world suddenly stopped spinning?! Like this podcast? Please help us by supporting the Naked Scientists
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    21 min