Official projections suggest a clear victory for the anti-austerity left-wing Syriza party in Greece's general election.
Nigerian Islamist Boko Haram fighters have attacked the strategically important north-eastern city of Maiduguri, with dozens reported dead.
At least 16 people are killed in Egypt during street protests marking the fourth anniversary of the start of the 2011 uprising.
Ukraine's President Poroshenko vows to "calm" fighting with pro-Russia rebels in east Ukraine, a day after 30 people died in Mariupol.
The World Health Organization sets out plans for reform, admitting it was too slow to respond to the "horrific" Ebola outbreak in West Africa.
A journalist believed to have been the first to report the death of prosecutor Alberto Nisman says he has fled Argentina, fearing for his life.
India and the US announce a breakthrough on a deal for supplying civilian nuclear technology, on the first day of President Barack Obama's visit.
The release of the film American Sniper has led to an increase in threats against Muslims in the US, an Arab-American civil rights group says.
US President Barack Obama calls Japan's PM to offer condolences after the apparent murder of a Japanese hostage by Islamic State.
The Indonesian official leading efforts to recover AirAsia flight QZ8501 says the fuselage appears to be too fragile to be lifted, after failed bids to raise it.
Joe Franklin, who was a New York TV host for 43 years and is credited by some as having invented the talk show format, dies at the age of 88.
A lock of President Abraham Lincoln's hair fetches $25,000 (£16,600) at an auction of memorabilia that sells for more than $800,000 in total.
Evidence of post-traumatic stress disorder can be traced back to 1300BC - much earlier than previously thought - say researchers.
Police search two aircraft at Atlanta's airport after receiving "credible" bomb threats - but later give the all-clear.
Michael Keaton's film Birdman emerges as a strong contender for the Academy Awards after being given the Producers Guild of America's top prize.
Thousands of Venezuelans attend an opposition march blaming failed government policies for widespread shortages.
Brazil's Environment Minister Izabella Teixeira says the country's most populous states are experiencing their worst water crisis since 1930.
Hosts Equatorial Guinea make it through to the Africa Cup of Nations quarter-finals by beating Gabon.
Defence Minister Edgar Lungu wins Zambia's presidential election for the governing Patriotic Front with 48.3% of the vote.
Andy Murray wins a gruelling late-night contest with Grigor Dimitrov to reach the Australian Open quarter-finals.
The government in the Philippines is facing calls for an inquiry after it temporarily relocated homeless people during Pope Francis' visit.
A cruise ship with more than 1,000 people on board was left temporarily without power off the coast of Morocco after a fire in the engine room.
Edgar Froese, the founding member of the German ambient electronic group Tangerine Dream, dies in Vienna at the age of 70.
Libya's Islamist group Ansar al-Sharia confirms its leader Mohammad al-Zahawi has died, after apparently being wounded in October.
World leaders gather in Saudi Arabia to offer condolences after the death on Friday of King Abdullah at the age of 90.
An MEP who has defected to the Conservatives had "reached the end of the road" with UKIP, party leader Nigel Farage says.
The Conservatives are close to agreeing to new plans for pre-election television debates, the party's chairman Grant Shapps says.
Irish airline Aer Lingus is set to approve a takeover bid by British Airways owner IAG, the BBC understands.
A top official at the European Central Bank warns that unemployment and low growth are undermining the European Union.
Ukraine's new finance minister Natalie Jaresko says a proposed bailout package from the International Monetary Fund will be "sufficient to rebuild credibility" in the country's economy.