Dr Chris Smith and the Naked Scientist team present the latest science news, analysis and breakthroughs.

In this week's episode...the rise of the bed bugs, leading bed bug expert James Logan tells us all we need to know, could genetically modified pig kidneys soon be transplanted into the humans? The clinical trial ixs now awaiting approval. And why it might be time for us to reappraise the impact of the 1918 Spanish flu pandemic.

Plus in our Titans of Science series, we hear from England’s former chief medical officer Dame Sally Davies on her career in the top job and the antibiotic apocalypse that she’s made it her mission to combat.

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