Amadou Toumani Toure, ousted as Mali's leader in last month's coup, flees to Senegal, even though many of his allies are freed.

US retailing giant Wal-Mart is investigating allegations made in a New York Times article accusing its Mexican subsidiary of bribery.

Intel unveils 13 Ivy Bridge chips, promising more processing power and less energy use to help it head off Arm and AMD's challenges.

More than two tonnes of cocaine and drug-making equipment believed to belong to Farc rebels are seized in southern Colombia, the army says.

A judge sets bail at $150,000 for George Zimmerman, charged with murder over the death of unarmed black Florida teenager Trayvon Martin.

A group of high school students in California have launched a rubber chicken to the edge of space, all in the name of science.

A white orca is identified off Russia's Kamchatka peninsula - believed to be the first white adult seen in the wild.

Anders Behring Breivik is set to give his final day of evidence in court on the Norway massacre that left 77 people dead last July.