The UN conference on climate change that begins December 7 in Copenhagen is supposed to produce new targets for emissions reductions, but experts say major countries are at odds on the ultimate goal …

A profile of three IRA splinter groups that remain active in Northern Ireland.

The G20 meetings in Toronto will be marked by competing agendas on global growth and financial regulations. This Backgrounder looks at the range of policy concerns.

China’s anti-satellite test in January drew international condemnation but also piqued interest in some quarters about instituting a space weapons ban.