10:00Alun Newman and Lou HannanThings get serious in a dark matter debate between two professors of astrophysicsBBC Radio Solent Duration: 3 hours Fri 19th Jul 2019, 10:00 on BBC Radio Solent DorsetBrighten your day with special guests, feelgood music and your chance to Ask The Expert.GenresEntertainmentBrandAlun Newman and Lou Hannan Source: BBC Online