11:28am

Wed February 29, 2012
Research News

The Man Working To Reverse Engineer Your Brain

A map of neurons of the mouse retina, reconstructed automatically by artificial intelligence from electron microscopic images.
A. Zlateski based on data from K. Briggman, M. Helmstaedter, and W. Denk MIT/Seung

Our brains are filled with billions of neurons, entangled like a dense canopy of tropical forest branches. When we think of a concept or a memory — or have a perception or feeling — our brain's neurons quickly fire and talk to each other across connections called synapses.

How these neurons interact with each other — and what the wiring is like between them — is key to understanding our identity, says Sebastian Seung, a professor of computational neuroscience at MIT.

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11:28am

Wed February 29, 2012
The Salt

Truffles Take Root In Appalachian Soil

Originally published on Wed February 29, 2012 5:09 pm

Perigord truffles for sale in southwestern France. American farmers say they've figured out how to make the delicacy flourish in Appalachian soils.
Regis Duvignau Reuters /Landov

As orchards go, truffle orchards are upside-down and backwards. The magic happens not on the branches of oak and hazel trees, but beneath them, where a richly flavored mushroom sprouts from fungal colonies laced about the trees' roots. This cultivated variety is the black Perigord truffle, or tuber melanosporum.

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11:16am

Wed February 29, 2012
All Tech Considered

How To Adjust Your Privacy Settings, Before Google's Big Shift

A screengrab shows the Google Search history page — and the buttons to click to remove and pause a user's history.
NPR

News that Google will place its dozens of services under one privacy policy — a change that also means the company will compile and collate each user's data from all those products — has some of its customers scrambling to restrict their privacy settings before the new policy goes into effect on March 1.

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10:59am

Wed February 29, 2012
Asia

N. Korea Agrees To Nuclear Moratorium, U.S. Says

Originally published on Wed February 29, 2012 11:03 am

Transcript

RENEE MONTAGNE, HOST:

This is MORNING EDITION from NPR News. I'm Renee Montagne.

DAVID GREENE, HOST:

And I'm David Greene. We have learned this morning that North Korea has agreed to a moratorium on nuclear tests and uranium enrichment activities. This is according to State Department officials just back from a trip to China, where they met with North Korean negotiators. NPR's Michele Kelemen has more on what could be a step towards reviving nuclear disarmament talks.

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10:53am

Wed February 29, 2012
The Two-Way

The Story Of HitmanForHire.net

Some people are serious when they say, "I want him dead." That is just one of the astonishing revelations chronicled by The Los Angeles Times in a feature on the misadventures of Essam Ahmed Eid.

Eid, as we learn, was the Las Vegas poker dealer turned Internet entrepreneur behind HitmanForHire.net, a site that once promised to bring together people with problems and people with solutions.

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10:52am

Wed February 29, 2012
The Two-Way

U.S. Says North Korea Has Agreed To Halt Nuclear Activities

In what could be a diplomatic breakthrough, the United States said today that North Korea had agreed to cease nuclear weapons tests and enrichment and will allow U.N. inspectors to verify activities at its main reactor.

The announcement comes just two months after the country's leader Kim Jong Il died and the Communist Party handed the reins of power to his son Kim Jong Un. The AP reports that the agreement also includes a moratorium on long-range missile tests.

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10:10am

Wed February 29, 2012
Krulwich Wonders...

Six-Legged Giant Finds Secret Hideaway, Hides for 80 Years

Originally published on Thu March 1, 2012 10:07 am

John White

No, this isn't a make-believe place. It's real.

They call it "Ball's Pyramid." It's what's left of an old volcano that emerged from the sea about 7 million years ago. A British naval officer named Ball was the first European to see it in 1788. It sits off Australia, in the South Pacific. It is extremely narrow, 1,844 feet high, and it sits alone.

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10:00am

Wed February 29, 2012
Business

Murdoch's Son To Change Posts At News Corp.

Media baron Rupert Murdoch's son James, 39, is leaving his job as executive chairman of News Corp.'s newspaper arm, the company said Wednesday. He'll focus instead on the international TV business at the company, which has been embroiled in a scandal over phone and e-mail hacking in Britain.

9:57am

Wed February 29, 2012

9:53am

Wed February 29, 2012
Shots - Health Blog

Teens Fare Worst After Concussions

In teens' developing brains, a concussion can cause more disruption.
iStockphoto.com

Concussions affect the thinking of teenagers more than they do that of adults or children, according to a new study. But all three age groups show lasting problems with working memory after sports concussions.

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