South Koreans are choosing between the daughter of a military strongman and son of North Korean refugees in a tightly-fought presidential election.

The Irish government voices its opposition to Ryanair's bid to buy rival Aer Lingus, saying the deal risked damaging competition.

Facebook's photo-sharing service Instagram denies that it has changed its privacy policy to allow it to sell users' photos to advertisers.

New guidelines could result in fewer people being charged for offensive messages on social networks such as Twitter, says the Crown Prosecution Service.

Police forces in England and Wales must improve plans to combat corruption in the service, Her Majesty's Inspectorate of Constabulary says.

Antibiotics are ineffective for treating patients with persistent coughs caused by mild chest infections, the Lancet journal reports.

Men look set to have a one in two lifetime risk of developing cancer, experts predict.

Japanese carmaker Nissan says it will build its next Infiniti premium model in its UK factory.