Suggest an edit16:30Science NowBBC Radio 4 Sat 19th Apr 1997, 16:30 on BBC Radio 4 FMWith Alun Lewis. Producer Julia Durbin. Rptd Tuesday 8.00pm E-MAIL: scirad@bbc.co.ukContributorsUnknown:Alun Lewis.Producer:Julia Durbin. Source: Radio Times Suggest an edit