Barack Obama's spiritual guide.
The latest business and finance news from around the world, on the BBC.
The singing labourers of Dubai, plus the pilot who landed his plane on the Hudson river
Tracing the power and use of masks and what they mean for us culturally
How does scarcity affect our behaviour and thinking?
A study has shown an apple-a-day will actually keep the doctors away but is it accurate?
The mathematical formula that could aid defence of online systems and help policy makers
The differences in French and UK media when reporting on the 'private life' of leaders
Does being short of cash make us less intelligent?
Rev. Nicolas Guerekoyame-Gbangou has offered shelter to thousands at his church in Bangui
The daily drama of money and work from the BBC.
According to official Chinese figures growth in the country has stabilized at 7.7 %.
Why are some people 'early birds' while others are 'night owls'?
What can Ko Un's poetry tell us about modern South Korea?
Tuesday 21 January 2014