Ask the Naked Scientists Podcast

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Episodes

Date Title & Description Contributors
2025-01-17

  What causes ulcers?

Why do ants drown themselves? Could we power cars with electrolytes? What causes ulcers? Do metal wrist rings actually reduce pain? Should you take probiotics on an ongoing basis? What are duodenal ulcers? Can brain tumours cause diabetes? Dr Chris Smi...
  Dr Chris Smith author
2025-01-10

  How do you find black holes?

Should you try to break bad habits? How do you stop a 'wandering' itch? Does climate change affect rainfall? Will you be tired if you dream of being awake? How do you get skin tags, and should you remove them? Why can some birds mimic humans, and some ...
  Dr Chris Smith author
2024-12-20

  Why should you cook at different temperatures in fan ovens?

Dr Chris takes on the final batch of questions of 2024 on CapeTalk. Why does sound cause me pain? What's the difference between white and brown vinegar? Does radioactivity harm inorganic matter? Is there a cure for anosmia (inability to smell)?What's o...
  Dr Chris Smith author
2024-12-06

  What colour should I paint my garage roof?

Chris Smith answers CapeTalk listeners' questions. Including, do wind turbines affect the temperature of the ground? What is the cause of protein build up in my eye? Can we predict how much we might shrink as we age? And does microwaving food affect it...
  Dr Chris Smith author
2024-11-29

  Why does toothpaste contain fluoride?

Dr Chris Smith takes on listener questions on South Africa's CapeTalk. Why is there a delay between live TV and radio? Do wind turbines warm the air at ground level? Do we need to decommission the ISS? What causes genital warts? Like this podcast? Plea...
  Dr Chris Smith author
2024-11-22

  Why is sunlight so important for the body?

Why are we called The Naked Scientists? Why should you get sunlight in the morning? Why does bright light make you sneeze? Does luck have a pattern? Is there really such thing as bad luck? Do people who don't get sunlight have more health problems? Did...
  Dr Chris Smith author
2024-11-15

  Has it been a strange year for weather?

Dr Chris Smith answers questions from the listeners of CapeTalk. Including, why are pregnant women told to take folic acid? What causes ears to itch? Why is vomit yellow? Is there a relationship between organs of the body and areas of the skin? How eff...
  Dr Chris Smith author
2024-11-08

  Why do athletes spit on the ground?

Dr Chris and Clarence take on another selection of topics from across the scientific spectrum: Who were the victims of the Mount Vesuvius eruption? How does one get rid of ringworm? What are the effects of a low heart rate? If our internal body tempera...
  Dr Chris Smith author
2024-11-01

  What should you do if a lift cable snaps?

Do animals lower their mating standards when drunk? Why do different farts make different noises? What should you do if your lift cable snaps? Were there two Earths at one point? Where do mosquitoes go during the day? Is tinnitus always a ringing sound...
  Dr Chris Smith author
2024-10-25

  Do other animals see colour?

In this episode of Ask! The Naked Scientist, Dr Chris explains how our eyesight changes as we age, what the difference is between a brown and white egg shell, and the growing threat of antimicrobial resistance... Like this podcast? Please help us by su...
  Dr Chris Smith author