We visit a repair shop with a difference to find out about the research involved in heart and lung repair.

Dr James Seddon discusses a new study that suggests there are tens of millions of children with undiagnosed tuberculosis, and outlines interventions to prevent children from getting the disease.

The podcast is presented by Gareth Mitchell, a lecturer on Imperial's Science Communication MSc course and the presenter of Click Radio on the BBC World Service, with contributions from our roaming reporters from the Research Communications team.

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News: safer IVF treatment and keeping cool in the city in an increasingly hot climate.

Heart and lung repair shop: Gail Wilson visits a pop-up shop in Hammersmith and chats to scientists from the National Heart and Lung Institute to find out about research involved in heart and lung repair.

Estimating childhood tuberculosis: Franca Davenport speaks to Dr James Seddon about a new study that shows that there is a large gap between the number of recorded tuberculosis cases and the true incidence.