In this edition: A new role in the UK Space Agency, making healthy transport decisions and finding out how we use animals in research.

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.

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News: Reaching new heights and going for gold – New research reveals which nations are the tallest in the world and we cheer on Imperial athletes competing at the Rio 2016 Olympics.

Steering UK space – Professor David Southwood, Imperial physicist, has been appointed the Chair of the Steering Committee for the UK Space Agency. He talks about his new role, building a UK spaceport, and the Tim Peake effect.

Healthier commuting – A huge Europe-wide survey has already found that car drivers are on average four kilograms heavier than cyclists, so what do they hope to uncover as they recruit more volunteers in London?

Animal research numbers – Imperial recently released its annual statistics on animal procedures in research. But what do these numbers really mean? We visit the facilities and talk to a researcher to find out.