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

In this week's episode...why a dose of old drugs might be a new way to beat depression. With many countries gearing up for general elections in the year ahead, why AI generated deepfakes have got politicians very worried. We look back at the life of the pioneering British transplant surgeon, Professor Sir Roy Calne and we continue our Titans of Science series with the psychologist and new Vice Chancellor of Cambridge University – Professor Deborah Prentice.

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