18:30Science CafeProf. Bernard Schutz: Gravitational wavesBBC Radio Wales Duration: 28 minutes Tue 5th Mar 2019, 18:30 on BBC Radio Wales ExtraAdam Walton meets Cardiff University astrophysicist Prof. Bernard Schutz whose work on gravitational waves has just won him the prestigious Eddington MedalGenresFactualScience & NatureFactualScience & NatureScience & TechnologyBrandScience Cafe Source: BBC Online