How are the economies of eastern and central Europe coping with the world economic crisis?
BBC World Service
Will the global downturn cause a drop in greenhouse gas emissions?
How to deal with nuclear waste? Hungary and Bulgaria have very different approaches.
Is the UK government's policy of multi-culturism really working?
Who's watching you when you surf the internet? Could advertisers track your every move?
Is the world's banking crisis easing?
It's 150 years since Arthur Conan Doyle was born - the author who created Sherlock Holmes.
Where does Tamil politics go now, following the defeat of the Tamil Tigers in Sri Lanka?
If people stop listening to the warnings about swine flu - could the pandemic get worse?
Revelations about MPs'expenses have shocked Britain - but how corrupt are our politicians?
Are financial analysts right to say they can see the green shoots of economic recovery?
Should video technology be introduced to football to back up referees' decisions?
Should China be regarded as a rich country, or a poor one?
Can multi-faith initiatives really help pave the way to peace in the Middle East?
What makes a good political leader? Does it matter what they did before they took office?
How is the economic downturn reshaping the world's motor industry?
Who are the Pakistani Taleban and what is their ultimate aim?
Pirates are still hijacking ships off Somalia - what can be done to stop them?
Why do so many French workers see conflict as the answer to economic problems?
30 years after she became Prime Minister we assess Margaret Thatcher's legacy.
The pro-Israel lobby in the US is meeting this weekend - how much influence does it have?