15:32DiscoveryThe Heart Has Its ReasonsBBC World Service Duration: 27 minutes Wed 20th Oct 2010, 15:32 on BBC World Service OnlineAvailable for over a yearListen nowDoes the head really rule the heart as modern science would tell us? Tim Healey asks if the heart plays a role in our emotions.GenresFactualScience & NatureFormatsDocumentariesBrandDiscovery Source: BBC Online