Episodes

  • How does the sun stay burning in space?

    How does the sun stay burning in space?
    Feb 14 2025
    Thanks to Philippa Browning for the answer! Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    5 mins
  • Can bone conduction headphones damage your hearing?

    Can bone conduction headphones damage your hearing?
    Feb 7 2025
    Bill sends his question in all the way from Australia. A regular listener, he enjoys our programme through bone conduction headphones. But what are these devices, and does listening to loud sounds through them predispose a person to damaging their hearing in the same way as traditional headphones? James Tytko seeks the answers, with help from audiologist Roger Lewin... Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    5 mins
  • What will happen to petrol when we all drive electric cars?

    What will happen to petrol when we all drive electric cars?
    Jan 31 2025
    Kevin wants to know, assuming many of us will be driving electric cars in the future, what will happen to the vast quantities of petrol currently refined from crude oil? Will we scale back production? Or can industry adapt? To help James Tytko with the answer, we hear from Professor Nilay Shah, Director of the Centre for Process Systems Engineering at Imperial College London... Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    5 mins
  • Did chewing gum cause my tinnitus?

    Did chewing gum cause my tinnitus?
    Jan 24 2025
    George writes in to ask whether his gum-chewing habits are related to his tinnitus, or whether it's just a coincidence that it comes back when he gets back into the habit. James Tytko investigates, with help from ear, nose and throat doctor Malcolm Hilton... Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    4 mins
  • Why might dreams change at altitude?

    Why might dreams change at altitude?
    Jan 17 2025
    In our Question of the Week, Andrew wants to know why many people may experience dreams differently when holidaying in the mountains. To find out what might be behind the 'high-definition' dreams associated with high places, James Tytko sought the help of Andrew Murray, Professor of Metabolic Physiology at the University of Cambridge... Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    5 mins
  • What was the global ocean like at the time of Pangea?

    What was the global ocean like at the time of Pangea?
    Jan 10 2025
    Damian wants to know, if at one stage all of the continents were joined together, what was on the other side? Was it all just water? James Tytko investigated whether this was the case, and what the consequences would be for conditions on Earth of one giant global ocean... Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    5 mins
  • Can we harness nuclear energy without steam?

    Can we harness nuclear energy without steam?
    Dec 13 2024
    Dave writes in wanting to know whether there is any way to get nuclear energy onto the grid without heating up water to turn a steam turbine. A great question that sees James Tytko dip his toe into the uranium heated waters of nuclear engineering... Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    4 mins
  • How long does it take to create a galaxy?

    How long does it take to create a galaxy?
    Dec 6 2024
    David wants to know, after looking at distant galaxies in the night sky, how long it took to create them. James Tytko took on the question with the help of the University of Cambridge's Public Astronomer, Matt Bothwell... Like this podcast? Please help us by supporting the Naked Scientists
    Show More Show Less
    5 mins