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  • Can someone's heart keeping beating after death?

    Can someone's heart keeping beating after death?
    2024/09/06
    Why do some people grind their teeth? Can someone's heart keeping beating when they're dead? How does the brain interpret words? How do we know how long something has been dead for? Dr Chris Smith and Relebojile Mabotja have all the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    15 分
  • How do bones heal themselves?

    How do bones heal themselves?
    2024/08/30
    How much do wildfires contribute to carbon release? How do bones heal themselves? Why do weeds seem to grow faster than other plants? Why do some animals float, but others sink? Why do ducks like spinach? How did we evolve different blood types? Why do some people's temperature go down when they're feeling ill? How many of our metals come from space? Why do snails come out in the rain? Dr Chris Smith and Clarence Ford have all the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    18 分
  • What should we know about monkeypox?

    What should we know about monkeypox?
    2024/08/23
    What is monkeypox, and how can we tackle it? Why can't you walk through walls if atoms are mostly empty space? If X-Rays are harmful, why are microwaves and infrared not harmful? What are the benefits of the Large Hadrin Collider? Does taking Vitamin C harm your immune response? Dr Chris Smith and Clarence Ford have all the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    22 分
  • Will we ever run out of helium?

    Will we ever run out of helium?
    2024/08/16
    Will we ever run out of helium? Will any planets in the solar system get knocked out of orbit? What causes ovulation pain? Is it wise to pop a zit? Why are two astronauts stuck in space? Have we re-invented lost inventions? Dr Chris Smith and Sara-Jayne Makwala King have all the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    18 分
  • How many cigarettes does it take to get hooked?

    How many cigarettes does it take to get hooked?
    2024/08/12
    This week, Dr Chris and Relebongile find out how dietary salt affects the body, how loneliness and loss of a loved one can cause ill-health, what a blind person "sees" in their mind's eye, how broken fingers heal, how many cigarettes does it take to get hooked, and why does alcohol withdrawal cause shaking and tremors... Like this podcast? Please help us by supporting the Naked Scientists
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    17 分
  • Why do athletes perform better on the day?

    Why do athletes perform better on the day?
    2024/08/02
    Questions for Dr Chris Smith on this week's Ask! include: What are the health benefits of exercise? How do you explain deja vu? Can you be in two places at once? What factors influence the weather? Like this podcast? Please help us by supporting the Naked Scientists
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    15 分
  • Do teabags carry microplastics?

    Do teabags carry microplastics?
    2024/07/26
    Dr Chris answers a wide range of listener science questions. What is entropy and how does it reconcile with equilibrium? What happens when they put dogs to sleep? Why can I read words when the vowels are removed? How do hair implants work? How does a bird find worms? Can birds see their own tails? Why do I cry when I have a bad cold? Like this podcast? Please help us by supporting the Naked Scientists
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    20 分
  • Why can't other apes grow long head hair?

    Why can't other apes grow long head hair?
    2024/07/19
    Why does your washing sometimes smell bad? What is the difference between forecast temperature and 'real feel'? Why can't other apes grow long head hair? What is the difference between a sprinter and a marathon runner? Why do Greenland sharks live so long? Can parrots see themselves in the mirror? Dr Chris Smith and Clarence Ford have all the answers... Like this podcast? Please help us by supporting the Naked Scientists
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    20 分