Tunisia braced for a major cabinet shake-up Tuesday following days of protests to topple the interim government, in charge after a mass uprising ended president Zine El Abidine Ben Ali's 23-year rule.
The eurozone's debt battle and the power shift towards emerging giants like China and India will be at the heart of discussions on a "fundamentally changed world".
There is a brutally frigid point on the thermometer -- minus 40 degrees -- where Celsius and Fahrenheit meet, and it was even colder than that in parts of the US Midwest.
Haiti braced for more unrest on Saturday after calls for fresh demonstrations to demand the annulment of November presidential elections marred by fraud allegations.
Three men will simulate walking on Mars next month as part of a project that has seen a multinational crew locked up inside a mock Moscow spaceship since June, the head of the project said Friday.
Thailand has closed a host of popular dive sites to tourists indefinitely to allow coral reefs to recover from widespread bleaching caused by warmer sea temperatures.
South Korean navy commandos stormed a ship hijacked by Somali pirates in the Indian Ocean, rescuing all the crew and killing eight pirates, according to military officials.
Google unveiled a surprise shakeup of its top management on Thursday, announcing that co-founder Larry Page would replace Eric Schmidt as chief executive of the Internet giant in April.
Venezuela says it has dethroned fellow OPEC member Saudi Arabia to become the nation with the largest proven crude oil reserves in the world, at nearly 300 billion barrels.
The United States and China have announced a raft of trade deals worth $45 billion, as the two powers tried to narrow disputes by tethering their economic fortunes.