CrowdScience

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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504 episodes
Updated Friday

Episodes504

Newest first

Feb 24, 2023 · 34 min
Where does our fat go when we exercise?
Where does our fat go when we exercise?
Feb 17, 2023 · 28 min
Are yoga claims bogus claims?
Which of the many claims about yoga are backed up by science?
Feb 9, 2023 · 28 min
Who’s afraid of public speaking?
Why does the thought of public speaking fill so many of us with terror?
Feb 3, 2023 · 35 min
How bad is our noise problem?
How does noise pollution impact wildlife and humans, and why do we hate certain sounds?
Jan 27, 2023 · 27 min
Where does the sand in a desert come from?
Lonely desert dunes have a romantic image, but how did they get there in the first place?
Jan 20, 2023 · 29 min
Why do we get jealous?
Crowdscience grapples with the green-eyed monster in close relationships.
Jan 13, 2023 · 27 min
What happens to insects in the winter?
Marnie explores the many canny ways insects have adapted to survive extreme temperatures
Jan 6, 2023 · 27 min
How do you balance on a bicycle?
What’s going on when we ride a bicycle, how do we stay upright? CrowdScience investigates
Dec 30, 2022 · 29 min
Bullying Parrots and Glacial Cocktails
Work-place bullying between two parrots plus arctic cocktails with 5000 year old glacier
Dec 23, 2022 · 31 min
Why are my parents so annoying?
Blood is thicker than water but why are parents so annoying?
Dec 18, 2022 · 36 min
What is friction?
Everything that moves involves frictional losses, but what actually is it?
Dec 9, 2022 · 31 min
Could my house run out of air?
Blocking up gaps might reduce energy bills, but can you make your home too airtight?
Dec 2, 2022 · 29 min
What gives clouds their shapes?
Marnie turns to the skies to figure out how clouds form and how they get their shapes.
Nov 25, 2022 · 26 min
How do we behave in crowds?
Crowds gather in all sorts of places. But is there a science to how they move and behave?
Nov 18, 2022 · 33 min
Why don’t we fall out of bed when we’re asleep?
Answering the sleep questions that have been keeping CrowdScience listeners awake.
Nov 11, 2022 · 36 min
Where do we go when the seas rise?
We see Greenland’s ice is melting - so where should we go to live in the future?
Nov 4, 2022 · 32 min
How long before all the ice melts?
CrowdScience heads to Greenland to understand the story of melting in a warming world.
Oct 28, 2022 · 34 min
When does weather change become climate change?
Heatwaves, floods and drought. Is it climate change, or is it just weather?
Oct 21, 2022 · 28 min
Why can't I change my accent?
Why are accents so hard to change even when you speak a language perfectly?
Oct 14, 2022 · 26 min
How is mental health being supported in Africa?
CrowdScience visits Nairobi, Kenya, to discuss mental health with a live audience