Sea ice in the Arctic Ocean has fallen to the lowest recorded level for the winter season, according to US scientists.

A New York judge refuses to make public the evidence a grand jury heard about the death of a black man held in a police "chokehold".

Malcolm Fraser, who was Australian prime minister between 1975 and 1983, has died after a brief illness.

Myanmar's army will continue to play a key role in the move towards greater democracy, President Thein Sein has told the BBC's Jonah Fisher.

US President Barack Obama tells the Iranian people a nuclear deal presents a rare chance to transform the two countries' relationship.

EU leaders agree to keep sanctions on Russia over its role in the Ukraine conflict until the end of 2015 at the earliest, tying them to a truce deal.

Nigerian President Goodluck Jonathan tells the BBC that he hopes all territory seized by Islamist militants Boko Haram will be recaptured within a month.

A passenger train derails in the northern Indian state of Uttar Pradesh, killing at least 30 people and leaving dozens injured.