Astronauts complete rare Christmas Eve spacewalk

Space station astronauts repaired a crippled cooling system during a rare Christmas Eve spacewalk Tuesday, braving a "mini blizzard" of noxious ammonia as they popped in a new pump.

Ice storm leaves 500K without power in US, Canada

Repair crews worked around the clock to restore power to nearly half a million customers who faced a cold and dark Christmas in parts of the central and northeastern United States and into eastern Canada after a weekend ice ...

BlackBerry co-founder trims stake after huge loss

BlackBerry co-founder Michael Lazaridis has trimmed his stake in the troubled smartphone pioneer to just below 5 percent after selling 3.5 million shares during the past two days.

Target says be wary of phishing emails

Target says it has learned of some incidents of scam emails related to its recent data breach and is setting up a section of its corporate website to post copies of all official communication.

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