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

May 6, 2022 · 32 min
How far could gene editing go?
With leaps in gene editing technology how might humans alter their genome?
Apr 29, 2022 · 34 min
How do you balance on a bicycle?
It’s like riding a bike – you never forget. But why not?
Apr 22, 2022 · 34 min
Why did the ancient Maya abandon their cities?
What caused the prosperous Maya civilisation to collapse 1000 years ago?
Apr 15, 2022 · 44 min
How should we measure cleverness?
Are current tests of intelligence capturing all the different kinds of human smartness?
Apr 8, 2022 · 27 min
How many fossils are there?
Have we already found the last T. rex? Or are there many more to be discovered?
Apr 1, 2022 · 43 min
Why do animals migrate? Part 2
How do animals accurately orientate themselves whilst journeying thousands of miles?
Mar 25, 2022 · 37 min
Why do animals migrate? Part 1
How are migrating animals able to reliably navigate sometimes over thousands of miles?
Mar 18, 2022 · 32 min
Is maths real?
Is maths a human construct to help us make sense of reality Or is maths reality itself?
Mar 11, 2022 · 34 min
Does massage work?
There are many claims about the benefits of massage. But which – if any – are true?
Mar 4, 2022 · 27 min
How high can insects fly?
Insect superhighways, bees up mountains & flies in space – just how high can insects go?
Feb 25, 2022 · 31 min
How did we discover fire?
How did we discover fire, and how did that knowledge spread around the world?
Feb 18, 2022 · 31 min
How do you navigate in space?
when spacecraft leave Earth, how do they navigate?
Feb 11, 2022 · 34 min
Are we too selfish to save the planet?
How can humans overcome self-interest and work together for the common good?
Jan 28, 2022 · 29 min
How does my radio work?
Explore the science of sound, journeying from the microphone to a radio receiver near you
Jan 21, 2022 · 30 min
Does dark matter still matter?
CrowdScience finds out if we're any closer to unravelling the mysteries of dark matter.
Jan 14, 2022 · 28 min
Are big-heads smarter?
Is a bigger head a sign of a higher intelligence? Marnie Chesterton unpicks the science
Jan 7, 2022 · 30 min
Why do we get bored?
CrowdScience reveals why boredom is anything but boring.
Dec 31, 2021 · 40 min
How do you like your eggs in the morning?
Investigating questions about the science behind eggs cooking and eggs hatching
Dec 24, 2021 · 31 min
CrowdScience Christmas bonanza
What better way to see out 2021 than to look back at our favourite things from the year?
Dec 17, 2021 · 33 min
How can I keep fruit & veg fresh for longer?
The ancient preservation techniques that help prevent food waste