Near impact: asteroid to narrowly miss Earth
Hold on to your hats: an asteroid will zoom within spitting distance of Earth next week, in what NASA said Thursday is the closest flyby ever predicted for an object this large.
Obama's choice to run CIA defends US drone war
President Barack Obama's choice to run the CIA defended drone strikes as a vital "last resort" against Al-Qaeda militants, despite criticism from senators about the veil of secrecy surrounding the raids.
US immigrants' kids almost as well off as natives: study
Second-generation immigrants in the United States are far better off than their parents and almost as well-placed as the offspring of native-born Americans.
Grammys set for fun. night, but with clothes on
The music world gathers in Los Angeles on Sunday for the Grammys, with oddly-punctuated indie pop band fun. hoping to win big at the industry's top awards show -- as long as they keep their clothes on.
US expands sanctions on Iran to press nuclear case
The United States on Wednesday tightened sanctions on Iran to further choke off its oil income, saying it was necessary to increase pressure on Tehran over its suspected nuclear weapons program.
Earth-like planets may be closer than thought: study
Scientists looking for habitable planets may not have to stray far from our galactic neighborhood, which calculated an Earth-size planet could be orbiting a red dwarf as near as 13 light years away.
Alzheimer's cases to triple by 2050: study
Alzheimer's disease cases in the US will nearly triple in the next 40 years, according to new projections Wednesday that suggest there will be nearly 14 million sufferers by 2050.
'Dysfunction' in Congress puts US at risk: Panetta
Chronic deadlock in Congress threatens to derail the US economy, damage national security and undermine public trust in its leaders.
Obama to hand secret drone war guidelines to lawmakers
In a reversal, President Barack Obama will allow lawmakers access to secret documents outlining the legal justification for drone strikes that kill US citizens abroad who conspire with Al-Qaeda.
China must stop threats in maritime disputes: US
US Defense Secretary Leon Panetta on Wednesday urged China to avoid confrontation and seek out a peaceful dialogue with Japan and other countries over territorial disputes.
Study finds genetic cause for common heart ailment
A genetic variation doubles the risk of developing calcium deposits in the heart, a common condition that, in severe cases, can narrow or block the aorta.
Google boosts mobile ad campaigns
Google began Wednesday letting businesses target mobile ads based on how close smartphone users might be to shops or what they might be craving at certain times of day.
RBS bank says to pay 'significant penalties' over Libor
Royal Bank of Scotland on Wednesday said it expected to pay "significant penalties" and face other sanctions from British and US financial regulators over its role in the Libor rate-rigging scandal.
US lawmakers introduce gun trafficking bill
Lawmakers from both parties unveiled a bill Tuesday cracking down on "straw purchasers" who traffic firearms to criminals, the first in a series of new gun control measures expected in Congress.
Next Iran talks: stalemate on the steppes?
Agreeing a venue for the next round of talks between Iran and six world powers on Tehran's nuclear drive was hard enough. Achieving progress will be tougher still.
Dell buyout highlights PC sector woes: analysts
Dell's plan to take the computer giant private offers an opportunity to return to its start-up roots, but won't solve the fundamental problems facing the company and the PC sector.
Bionic eye gives hope to the blind
After years of research, the first bionic eye has seen the light of day in the United States, giving hope to the blind around the world.
Love in 3rd century BC: It was a lot like now
A plump, naughty looking winged baby with a bow and arrow: sounds like the illustration on a Valentine's Day card, right? Wrong: it's a two-thousand-year-old statue on show in New York.
Boeing asks US authorities to allow 787 test flights
Boeing asked US aviation authorities Monday to let them carry out 787 Dreamliner test flights after the planes were grounded worldwide following a fire risk linked to the plane's lithium batteries.
Young musicians seek to show new Afghan face
Some of them call an orphanage home. One used to spend her days selling plastic bags. And this month, the Afghan teenagers are taking the stage of the most prestigious US concert halls.