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Out Of Antarctica, A 'Grand Slam' That Leads Back To The Big Bang

Physicists using data from an Antarctica telescope say they've observed evidence of primordial gravity waves — in other words, echoes of the Big Bang. If real, this may be a big advance for physics.
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Hoping To Clear The Air In Paris, Officials Ration The Rue

Paris is suffering from the worst smog it's seen in decades. Associated Press Paris Bureau Chief Angela Charltan explains the ways the city's dealing with the smog, including restrictions on drivers.
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Dispute And Suspicion Swirl About Iranian Water Reactor

At issue in Iran nuclear talks is a heavy water reactor the country is building. Iran says it wants the reactor for medical research, but the West is worried that such reactors can produce plutonium.
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Computers That Know What You Need, Before You Ask

Programs — some already on your smartphone — are preparing useful information based on your past behavior, ushering in the era of predictive, or anticipatory, computing.
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Scientists Search For Toxins In Cigarette Smoke Residue

Chemicals in cigarette smoke can settle on clothes, furniture and walls. Researchers call this thirdhand smoke and say laboratory experiments suggest it could be hazardous.
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Even If You Don't Have Symptoms, You May Still Have The Flu

Roughly one in five unvaccinated people had the flu between 2006 and 2011, but only a quarter of them had symptoms, a study found. That could affect how the virus spreads.
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Scientists Announce A Big-Bang Breakthrough

Researchers say they have found direct evidence of a mysterious and ultrarapid expansion of the universe in the first sliver of a second after the Big Bang.
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Parenting In The Age Of Apps: Is That iPad Help Or Harm?

With tablet technology still relatively new, pediatricians are trying to understand how interactive media affects children.
NPR

Photo Identification: The 'Best And Worst Way' To ID People

How reliably can we find the fakes? A new study says the more forgeries people come across, the better they are at spotting them. But there are multiple traps that can cloud screeners' judgment.
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Physicists, Generals And CEOs Agree: Ditch The PowerPoint

A group of physicists banned PowerPoint from forums, and they're aren't the only people who say we should cut back on slide-based presentations: Others include Amazon, LinkedIn and NASA.

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