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James Coomarasamy discusses today's news with guests Naomi Alderman and Martina Stevis.
Play now 18 mins
Mon 19 Nov 2012 11:32 GMT BBC World Service
In the physical, material sense, it's quite rare in nature... But, at the same time, it surrounds us. Babies can't detect it. The Himba tribe of Namibia can't describe it. Pablo Picasso turned to it after a friend committed suicide and in the West it's creative and reliable in the East it's cold and deathly. This week on the Why Factor, we're talking about something different - the colour blue.
BBC World ServiceFri 16 Nov 2012 19:32 GMT BBC World Service
BBC World ServiceSat 17 Nov 2012 04:32 GMT BBC World Service
BBC World ServiceMon 19 Nov 2012 00:32 GMT BBC World Service
Why do we do the things we do? Mike Williams searches for the extraordinary and hidden histories...
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