01:32Science In ActionKeeping tabs on nuclear weaponsBBC World Service Duration: 26 minutes Mon 12th Aug 2019, 01:32 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowCan science overcome the political impasse in nuclear proliferation policy? Show more GenresFactualScience & NatureFormatsMagazines & ReviewsBrandScience In Action Source: BBC Online