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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.


DrKarl 29 Nov 12: Bacteria, teeth, the Sun and moving trains

December 4th, 2012

Episode 231 of 689 episodes

Bacteria on the teeth, the age of the Sun and what's it called when you're on a train and another train moves and you think it's your train that's moving? Dr Karl and Dr Rhod wrestle with your science queries. You can send your questions to [email protected] anytime, just put Dr Karl in the subject line.

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