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04/12/2026 GMT

Answering your questions about life, Earth and the universe

27 minutes

On radio

Fri 4 Dec 202620:32GMT
BBC World Service Online, Americas and the Caribbean, UK DAB/Freeview & Europe and the Middle East only

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Broadcasts

  • Fri 4 Dec 202620:32GMT
    BBC World Service Online, Americas and the Caribbean, UK DAB/Freeview & Europe and the Middle East only
  • Fri 4 Dec 202621:32GMT
    BBC World Service except Online, Americas and the Caribbean, Europe and the Middle East & UK DAB/Freeview

Podcast

  • CrowdScience

    Answering your questions about life, Earth and the universe