Mitt Romney has made a leap toward winning the Republican presidential nomination with a clean sweep of Wisconsin and two other primaries that handed a heavy defeat to main rival Rick Santorum.
James Murdoch has resigned as chairman of BSkyB to prevent his links to a tabloid phone-hacking scandal from undermining the pay TV group, which has so far escaped the worst of the damage convulsing its controlling shareholder News Corp.
Opposition activists accused Syrian troops of shelling two cities on Tuesday in a campaign to weaken forces fighting President Bashar al-Assad's government before a ceasefire deadline next week.
The African Union has announced targeted sanctions on leaders of armed factions fighting in northern Mali moments after slapping travel bans and asset freezes on the country's ruling military junta.
An ex-student suspected of opening fire at a small Christian college in California, killing seven people and wounding three, was targeting a school administrator and former classmates who he felt had treated him unfairly, police say.
A gunman opened fire at a Christian college in California, killing at least seven people and wounding three after telling former classmates: "Get in line and I'm going to kill you all."
Former Wales centre Gavin Henson has been sacked by the Cardiff Blues following a drinking incident on a flight back from Glasgow during the weekend.
Wales centre Gavin Henson has apologised for his behaviour after an incident on a flight back from a Cardiff Blues match at Glasgow Warriors led to his suspension by the club.
Federal agents have searched a cannabis cultivation college known as the "Princeton of Pot" and briefly detained its founder at his home in a series of raids in a US government clamp-down on medical marijuana.
Fire ripped through the top of a part-built skyscraper that is set to become Europe's tallest building and form the pinnacle of Moscow's new business district under plans to turn the Russian capital into a global financial centre.
The Crusaders have staged a second-half fightback to defeat the Lions 23-13 at Ellis Park to secure their third victory from five Super Rugby matches this season.
New York and federal authorities are investigating the meaning and origin of a graphic that has surfaced on the tnternet apparently threatening an al Qaeda attack on New York City.
A strong earthquake has struck southwest Mexico, shaking buildings as far away as the capital and prompting people to stream out of their offices onto the streets, though there were no reports of serious damage.
Syria has pledged to withdraw all military units from towns by April 10 to pave the way for a full ceasefire with rebels two days later, the spokesman for international mediator Kofi Annan says.
A Russian passenger plane with 43 people on board crashed in Siberia today, killing at least 16 people while 12 survivors were rescued, an emergency official said.
Many tasks can be tackled more quickly now than 50 years ago, but delivering a baby naturally it seems is not one of them, according to a US government study.
Mali's junta has yielded to the threat of sanctions, pledging to start handing power back to civilians before a midnight deadline, while in the north, separatist rebels seized the ancient trading post of Timbuktu.
Two late headers by Emmanuel Adebayor gave Tottenham Hotspur a 3-1 home win over promoted Swansea City to boost their hopes of a top-four finish in the Premier League.
Myanmar's pro-democracy leader Aung San Suu Kyi has won a seat in parliament, her party said, after an historic by-election that is testing the country's nascent reform credentials and could persuade the West to end sanctions.
Beleaguered Rangers had something to cheer on Saturday, their 2-1 win at Motherwell meaning arch-rivals Celtic must wait to secure the Scottish Premier League title.