5 live Science Podcast

BBC Radio 5 live

Science & Medicine, Natural Sciences

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Natural Sciences 73

5 live's science podcast, featuring Dr Karl, plus Dr Chris and Naked Scientists Chris Smith and Kat Arney with the hottest science news stories and analysis.


5Live Science

February 12th, 2015

Episode 554 of 678 episodes

Dr Karl answers listeners' questions about the weird and wonderful world of science -- including what the Earth's core is made out of and why Humans swing their arms whilst walking.

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