Science Weekly

By: The Guardian
  • Summary

  • Twice a week, the Guardian brings you the latest science and environment news
    © 2025 Guardian News & Media Limited or its affiliated companies. All rights reserved.
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Episodes
  • Use it or lose it: how to sharpen your brain as you age
    Mar 13 2025
    Many of us believe that cognitive decline is an inevitable part of ageing, but a new study looking at how our skills change with age challenges that idea. Ian Sample talks to Ludger Woessmann, a professor of economics at the university of Munich and one of the study’s authors, to find out how the team delved into the data to come to their conclusions, and what they discovered about how we can all maintain our faculties for as long as possible.. Help support our independent journalism at theguardian.com/sciencepod
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    14 mins
  • Mars-a-lago? Did the red planet once have sandy beaches?
    Mar 11 2025
    The Mars we know now is arid and dusty, with punishing radiation levels. But, as science correspondent Nicola Davis tells Madeleine Finlay, two new studies add weight to the idea that billions of years ago the red planet was a much wetter place. Nicola explains why researchers now think it was once home to sandy beaches, what a study looking into the type of rust on the planet has revealed about its damp past, and what all this might tell us about the former habitability of Mars. Help support our independent journalism at theguardian.com/sciencepod
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    14 mins
  • Moon missions, Musk v scientists, sperm and longevity
    Mar 6 2025
    Madeleine Finlay and Ian Sample discuss three intriguing science stories from the week. From two private moon landings to the controversy over Elon Musk’s continued membership of the Royal Society, and a new study making a link between men’s health and their sperm quality. Help support our independent journalism at theguardian.com/sciencepod
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    23 mins

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science explained

making science accessible, understandable and interesting to the average person. great knowledgable guest speakers from reputable backgrounds

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