CrowdScience

by BBC World Service

We take your questions about life, Earth and the universe to researchers hunting for answers at the frontiers of knowledge.

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Recent Episodes
  • Why can't I fall asleep?
    May 2, 2025 – 28:36
  • Can we feed everyone?
    Apr 25, 2025 – 31:27
  • Why am I always late?
    Apr 18, 2025 – 26:29
  • Why do animals swallow rocks?
    Apr 11, 2025 – 29:47
  • How do you measure a mountain?
    Apr 4, 2025 – 26:28
  • Where in the world will I weigh least?
    Mar 28, 2025 – 26:29
  • Are there global food allergy hotspots?
    Mar 21, 2025 – 29:33
  • Are humans naturally monogamous?
    Mar 14, 2025 – 27:28
  • Is water wet?
    Mar 7, 2025 – 26:28
  • Whatever happened to tangerines?
    Feb 28, 2025 – 28:36
  • Why isn't the sky green?
    Feb 21, 2025 – 27:02
  • Is anything truly random?
    Feb 14, 2025 – 26:28
  • Why can't I remember my early childhood?
    Feb 7, 2025 – 27:02
  • Is my smartwatch good for my health?
    Jan 31, 2025 – 27:44
  • How high can birds fly?
    Jan 24, 2025 – 27:10
  • Which animal has the biggest carbon footprint?
    Jan 17, 2025 – 28:36
  • Is beer better without alcohol?
    Jan 10, 2025 – 32:52
  • Why am I embarrassed when I fall?
    Jan 3, 2025 – 26:29
  • I didn’t know that!
    Dec 27, 2024 – 26:28
  • Will the Earth ever lose its Moon?
    Dec 20, 2024 – 26:28
  • Why does pain sometimes feel good?
    Dec 13, 2024 – 29:19
  • Why am I good at jigsaw puzzles?
    Dec 7, 2024 – 32:13
  • Can I improve my sense of direction?
    Nov 29, 2024 – 29:57
  • Why can't my dog live as long as me?
    Nov 22, 2024 – 28:44
  • What does my voice say about me?
    Nov 15, 2024 – 31:42
  • Why is my house getting sunnier?
    Nov 8, 2024 – 30:19
  • Why do some mushrooms glow?
    Nov 1, 2024 – 29:29
  • Why do languages fade from us?
    Oct 25, 2024 – 26:54
  • Why do my armpits smell?
    Oct 18, 2024 – 26:28
  • What's the fairest voting system?
    Oct 11, 2024 – 32:25
  • Why don’t sunflowers fall over?
    Oct 9, 2024 – 26:22
  • How did the Moon affect the dinosaurs?
    Sep 27, 2024 – 30:31
  • Are we mature by 18?
    Sep 20, 2024 – 29:37
  • Is the car an apex predator?
    Sep 13, 2024 – 39:49
  • What is the voice inside my head?
    Sep 6, 2024 – 28:24
  • Can my body regenerate?
    Aug 30, 2024 – 31:33
  • Why am I symmetrical?
    Aug 23, 2024 – 31:56
  • Can we improve the shipping container?
    Aug 16, 2024 – 32:34
  • How do fish survive in the deep ocean?
    Aug 9, 2024 – 27:58
  • Why is my handwriting so messy?
    Aug 2, 2024 – 29:44
  • Why is a ship a ‘she’?
    Jul 26, 2024 – 30:45
  • Why am I afraid of this building?
    Jul 19, 2024 – 26:29
  • What is the weight of the internet?
    Jul 12, 2024 – 37:35
  • How does a snake climb a tree?
    Jul 5, 2024 – 27:29
  • How many flies have ever existed?
    Jun 28, 2024 – 30:49
  • Is every atom unique?
    Jun 21, 2024 – 32:32
  • Why are the seas salty?
    Jun 14, 2024 – 31:12
  • How fast can a raindrop cross the globe?
    Jun 7, 2024 – 26:27
  • Why does wine taste better over time?
    May 31, 2024 – 30:13
  • Will mountains shrink as sea levels rise?
    May 24, 2024 – 26:29
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