Survivors relive the tragedy of the arms dump explosion in Lagos, Nigeria, 2002
BBC World Service
Could test tube or laboratory-reared chicken ever
replace meat from birds?
3/5 Tim Harford tells the story of Thomas Schelling, who used economics to avert war.
BBC Radio 4
How the young Tsar's visit to 17th Century England inspired him to modernise Russia
Why are so many Roma children being taken into care in Britain?
It is 70 years since German troops lost their battle to take the Soviet industrial city.
20/30 Martin Carver discusses Aethelflaed, lady of the Mercians and King Alfred's daughter.
BBC Radio 3
Razia Iqbal visits the women architects of the Gulf.
How millions of Indians mourned the death of Mahatma Gandhi
19/30 Michael Wood discusses Alfred the Great, King of Wessex and king of the Anglo-Saxons.