Talk of the Nation

  

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The 'Responsibility To Protect' In Syria And Beyond
After the 1994 genocide in Rwanda, world leaders vowed that such mass atrocities could never be allowed to happen again. In 2005, the U.N. adopted the Responsibility to Protect, a set of principles to guide the response of the international community if a government fails to protect its population.
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Op-Ed: Komen Foundation Needs A New Approach
The Susan G. Komen for the Cure Foundation reversed its controversial decision to stop providing funding to Planned Parenthood. Rodger Jones, an editorial writer for the Dallas Morning Star, says that to retain the support of abortion rights opponents, Komen needs to consider different fundraising options.
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Unemployment Numbers Offer Hope And Concern
The jobs numbers at the start of 2012, shed a ray of positivity on a gloomy economic picture. Some economists warn against premature optimism. While the economy is creating jobs again, it will take years to return to full employment.
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Seeking Revenge In 'Underworld Of Vanished Bikes'
More than 200,000 bikes were reported stolen in 2010, according to FBI statistics. By some estimates, more than one million bike thefts go unreported annually. When thieves stole writer Patrick Symmes' bike in 2006, he set out to catch a thief in what he calls "the dangerous underworld of vanishing bikes."
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Listening In On The Brain To Decode Speech
Reporting in PLoS Biology, researchers write that they were able to correlate words a person was hearing to specific electrical activity in the brain. Study co-author neuroscientist Robert Knight discusses future applications of this research and concerns that it amounts to mental wiretapping.
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IBEX Spacecraft Intercepts 'Alien' Particles
As it circles Earth, NASA's Interstellar Boundary Explorer hunts for particles streaming in from beyond the solar system. It has intercepted hydrogen, helium, neon and oxygen atoms. IBEX principal investigator Dave McComas discusses how the abundance of those atoms hints at the Milky Way's composition.
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What Grosses You Out?
In That's Disgusting: Unraveling the Mysteries of Repulsion, psychologist Rachel Herz discusses the origins of disgust — what she calls the 'instinct that's learned' — and why humans turn up their noses at smelly feet but devour expensive cheeses cultured with some of the very same stinky bacteria.
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Study Tracks Alzheimer's Progression In Mice
Amyloid plaques and tangles of protein in the brain are two of the key signs of the form of dementia known as Alzheimer's disease. In new work reported in the journal PLOS One, researchers tracked the spread of tangles of tau protein from neuron to neuron in the brains of mice. Study co-author Karen Duff of the Columbia University Medical Center discusses the findings.
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Blue Marble: The Making Of
NASA's iconic images of Earth from space date back to the late 1960s--with snapshots taken by Apollo astronauts. The modern "blue marble" images are captured by machines and they're not photos. They're datasets collected by instruments aboard satellites and then translated into imagery on the ground.
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Drone Technology Reaches New Heights
Unmanned Aerial Vehicles (UAVs) are replacing boots on the ground in some wars. Commercially, UAVs are being used for things like crop-dusting and flood mapping. Experts discuss advances in drone technology and how to address legal and privacy concerns that stem from their use.
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