Three US citizens detained in Iran and charged with spying may be swapped with jailed Iranians in the United States.

An American groundhog has delivered his annual weather prediction, declaring there will be six more weeks of winter.

A 14-year-old girl has survived a shark attack in New Zealand after thumping the creature on the head with her boogie board.

A trail is getting under way in France to establish whether anyone can be held criminally responsible for Concorde's only ever crash.

The US military has resumed urgent medical evacuation flights for Haitian quake victims.

China has launched a 10-day emergency crackdown on tainted milk products after several were found creeping back onto the market.