19:30Stories in SoundFather of the Big BangBBC Radio 4 Duration: 28 minutes Thu 22nd May 2014, 19:30 on BBC Radio UlsterAvailable for over a yearListen nowWilliam Crawley tells the story of Georges Lemaitre, the Catholic priest who originated the Big Bang theory.GenresFactualFactualLife StoriesFactualScience & NatureScience & TechnologyFormatsDocumentariesBrandStories in Sound Source: BBC Online