Gesamtlänge aller Episoden: 12 days 15 hours 34 minutes
Hilma af Klint - the Swedish painter who thought her work too revolutionary to be shown
Six arrested in Brussels; How attacks affected US campaign rhetoric; Sounds of the coast
Latest on Belgium manhunt; Media training for imams; Photographing the colour white
Obama wraps up historic Cuba visit; The robot offering investment advice
Many dead and injured in explosions at Brussels airport and a city metro station
French President meets relatives of Bataclan victims; 10 years of Twitter
Dan Damon looks at what's happening to Britain's many disused phone boxes
Lessons from 1979 Vietnamese refugee deal; Has Norway's attitudes changed since Breivik?