18:30Science CafeBroadband and MobileBBC Radio Wales Duration: 28 minutes Tue 10th Jan 2017, 18:30 on BBC Radio Wales ExtraAdam Walton explores broadband coverage and the expansion of the mobile network.GenresFactualScience & NatureFactualScience & NatureScience & TechnologyFormatsMagazines & ReviewsBrandScience Cafe Source: BBC Online