The project involved spies creating identities in networks that include Second Life and World of Warcraft, according to the reports. Another arm of the work is said to have collected massive amounts of data from Microsoft's Xbox Live network and elsewhere.
Members of the United States Air Force Band surprised visitors of the National Air and Space Museum in Washington with a joyous performance of holiday classics.
A large tract of America can expect "a major icing event," the National Weather Service says, predicting snow and ice in an area that includes at least eight states from Texas to the Ohio Valley.
President Obama says the U.S. government "must lead by example" when it comes to safeguarding the environment, so he's ordering federal agencies to use more clean energy.
Wildlife officials in southwest Florida who are struggling to save dozens of beached pilot whales say there's hope that at least some of the animals might escape after they spotted at least 20 of them swimming in deeper water.
There were two speeches Nelson Mandela delivered that changed the course of history and cemented his legacy as one of the most revered leaders of our time.
The Washington Post reports that the agency is gathering nearly 5 billion records a day on the whereabouts of cellphones around the world.
A Metro-North commuter train derailed on Sunday in the Bronx borough of New York City, killing four passengers, and injuring 63.
Jacob Montgomery's apartment was destroyed when a tornado ripped through Washington, Ill., on Nov. 17. Montgomery, an MP in the Illinois National Guard, survived, but he was separated from his 6-month-old pit bull named Dexter.
A U.S. judge says American Airlines can exit bankruptcy and join forces with US Airways Group, all but ensuring that their merger can take place within weeks.