Sturgeon and Cameron to negotiate costs of devolved powers

Rafsanjani breaks taboo over selection of Iran's next supreme leader

Angela Merkel wants to 'drastically reduce' refugee arrivals in Germany

France's far-right National Front party fails to capture any region in election

Scientists May Have Just Solved a Huge Mystery About Sea-Level Rise

Barack Obama ramps up bid to explain his terror-fighting strategy

Typhoon Melor makes landfall in Philippines

Sweden to question Assange

No sign yet of 'terrorist act' in Russian plane crash: Egypt

Burundi starts trial of May coup plotters, days after fighting

China court cuts Gu Kailai sentence to life in prison

The computer virus that blackmails you

Constitutional Rift Sparks Protest Marches in Poland

French regional poll to test the strength of far-right

Syria in 2016 will be like the Balkans in 1914 as explosive violence breaks out on an international scale

Freddie Gray haunts court case – and reveals tale of two Baltimores

World Powers Seek Libyan Unity Government to Block Islamic State

First women elected to office in Saudi Arabia

Star Wars: How to build a Death Star, according to Nasa