As the European Space Agency’s Rosetta mission follows comet 67P/Churyumov-Gerasimenko on its journey around the sun, Horizon takes a look at comets across the solar system and beyond.
Earth is not the only place in our solar system that shakes with seismic activity.
Dr Sabine Oertelt-Prigione on a ‘moment of awakening’ for medical research.
Six new species of pest are introduced to Europe every year.
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Dr Kate Rychert studies ocean plate structures.
Dr Chaix says a shift to greener modes of transport is 'extremely complex' to achieve, despite post-lockdown calls for action.