After winning a TV quiz show, IBM's artificial intelligence supercomputer Watson is to help students make medical diagnoses.

Republican presidential hopeful Mitt Romney is back on the campaign trail, muting political attacks in the aftermath of the devastating storm, Sandy.

France expels a Tunisian Muslim preacher accused of spreading anti-Semitic views and denigrating women.

Journalist Costas Vaxevanis says Greek politicians should face prison for not publishing the names of Greeks with Swiss bank accounts.

A fourth man is arrested in southern Bolivia on suspicion of setting alight radio presenter Fernando Vidal in the city of Yacuiba while he was on air.

The global gap between rich and poor is at its highest level for 20 years and is growing, according to British NGO Save The Children.

Russia brings into force a law that aims to protect children from harmful internet content, but critics say it may increase censorship.

Nigeria's army has fuelled unrest by committing widespread abuses in its campaign against Islamist group Boko Haram, Amnesty International says.