The latest stories from the Home section of the BBC News web site.
Updated: 52 min 35 sec ago
Western diplomatic tactics may be no match for Putin in Ukraine
Ukraine's ousted president asked Moscow for military help to protect civilians, Russia's UN envoy tells the Security Council.
More than 100 people have been killed following a weekend of violence in north-east Nigeria.
Fewer crop species are feeding the world than 50 years ago, raising concerns about the resilience and nutritional value of the global food system, a study says.
US President Barack Obama warns that Israeli PM Benjamin Netanyahu must make "tough decisions" to advance peace talks with the Palestinians.
Samba dancer Luara Neto Lino explains how she has spent more than six months preparing for this week's carnival event in Rio de Janeiro
South Africa captain Graeme Smith will retire from international cricket after the third Test against Australia.
Little-known singer-songwriter Molly Smitten-Downes is to represent the UK at this year's Eurovision Song Contest.
World stock markets fall on Monday amid a growing sense of crisis over events in Ukraine, as the Russian rouble hits an all-time low.
United Nations Secretary General Ban Ki-moon urges Venezuela to hear the demands of anti-government protesters and talk to the opposition.
The US urges North Korea to exercise restraint and avoid provocative acts after it fired two short-range missiles into the sea off its east coast.
A large snake has swallowed a crocodile following a lengthy battle in northern Australia.
US manufacturing activity expanded at a faster-than-expected rate in February, one index suggests, despite adverse weather conditions.
Rebekah Brooks arranged a meeting with Downing Street communications director Andy Coulson to warn him of new phone-hacking evidence, a court hears.
The troubled Bitcoin exchange which filed for bankruptcy on Friday released a statement giving more details of the problems that caused it to close down.
Engineers in Italy have developed a wearable robot which they claim is the most sophisticated built in the world to date.
Beppe Grillo, the head of one of Italy's largest parties, has been handed a four-month jail term for entering a restricted area during a protest.
Newcastle boss Alan Pardew is charged by the FA with improper conduct after headbutting Hull midfielder David Meyler.
24 hours of news photos from around the world
A police officer was killed in a "ferocious attack without mercy" when he was set upon by an armed mob during rioting in Tottenham in 1985, a court hears.