Talk of the Nation from NPR

Mon-Thurs 2PM-3PM
Neal Conan

Talk of the Nation offers call-in listeners the opportunity to join enlightening discussions with decision-makers, authors, academicians, and artists from around the world.

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Research News
1:00 pm
Fri December 9, 2011

Rats Show Empathy, By Freeing Trapped Companions

Reporting in Science, researchers write of an experiment in which rats worked to open the cages of trapped rats, but not empty or dummy-filled cages. Author Peggy Mason discusses empathy in non-primates, and the value rats place on freeing a companion--about equal to that of a stash of chocolate chips.

Space
1:00 pm
Fri December 9, 2011

US Military Keeps Wary Eye On Asia's Space Race

In Asia's Space Race: National Motivations, Regional Rivalries, and International Risks, Naval Postgraduate School professor James Clay Moltz discusses the potential militarization of fast-growing space programs in China, India, and Japan--and why US military officials are keeping watch.

NPR Story
1:00 pm
Fri December 9, 2011

Inbreeding To Blame For Bedbug Renaissance

Presenting at a meeting of the American Society of Tropical Medicine and Hygiene, researchers said bedbugs can survive many generations of inbreeding, allowing one pregnant female to cause a building-wide infestation. Biologist Rajeev Vaidyanathan discusses that study, and another on pesticide resistance.

Games & Humor
1:00 pm
Fri December 9, 2011

Engineers Give The Jump Rope A Spin

When they both worked at Princeton, Howard Stone and Jeff Aristoff used to play basketball at lunchtime. One day, when Dr. Stone was warming up with his jump rope, the two wondered if anyone had mathematically modeled the shape of the rope. The two researchers decided to give it a whirl.

Food
1:00 pm
Fri December 9, 2011

Debating Genetically Modified Salmon

Originally published on Fri December 9, 2011 1:37 pm

Transcript

JOE PALCA, HOST:

This is SCIENCE FRIDAY. I'm Joe Palca. Ira Flatow is away this week. The biotech company AquaBounty Technologies of Waltham, Massachusetts, has developed a genetically modified Atlantic salmon that grows twice as fast as regular salmon. How has it done this? By tinkering with the salmon's genome, adding a growth hormone gene from one fish plus an antifreeze gene from another.

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Research News
1:00 pm
Fri December 9, 2011

Python Could Help Treat Heart Disease

Adult Burmese pythons can swallow prey as large as deer. Now, researchers from the University of Colorado, Boulder say the way the python's heart balloons after it eats could help treat human heart disease. Molecular biologist Leslie Leinwand discusses her team's python experiments.

NPR Story
3:37 pm
Thu December 8, 2011

Two Shot And Killed Near Virginia Tech Campus

The campus of Virginia Tech in Roanoke, Va. was on lockdown Thursday after a gunman killed a police officer during a traffic stop, and one other person. Campus officials instructed everyone to stay in a secure place indoors and barred visitors while police continued their search for the shooter. Virginia Tech established a number of security and emergency response measures after the 2007 mass shooting that killed 33 people. Mallory Noe-Payne, intern with NPR member station WVTF in Roanoke provides an update.

NPR Story
2:29 pm
Thu December 8, 2011

Recession Roadtrip: Telling Tales Of 'Hard Times'

NPR's Debbie Elliott and Richard Gonzales spent a month on the road across the nation, reporting stories of economic struggle for the NPR series "Hard Times." They heard stories of people and places grappling with economic hardship, and also found a few bright spots along the way.

NPR Story
1:00 pm
Thu December 8, 2011

Stability May Mean Tradeoffs For Some EU Members

As the Euro crisis continues, Germany and France have proposed reforms to give European Union leaders more power to demand fiscal discipline from member states. The crisis has raised difficult questions about national sovereignty for many EU member states.

NPR Story
1:00 pm
Thu December 8, 2011

After 7 Seasons, Kyra Sedgwick Closes 'The Closer'

After seven seasons, TNT's "The Closer" is coming to a close. Brenda Leigh Johnson has led the major crimes department of the Los Angeles Police Department on the hit show since 2005. Played by Kyra Sedgwick, she catches killers, brings them to often tearful confessions, and gets the case closed.

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