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Dr Chris Smith and the Naked Scientist team discover why some supermarkets are binning 'best before dates', if Earth had its 'shortest day ever' and ask if vaping is dangerous.
By BBC Radio 5 Live4.5
107107 ratings
Dr Chris Smith and the Naked Scientist team discover why some supermarkets are binning 'best before dates', if Earth had its 'shortest day ever' and ask if vaping is dangerous.

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