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Neil Conan and Ira Flatow

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When Americans want to be a part of the national conversation, they turn to Talk of the Nation, NPR's live, midday news-talk program. Host Neal Conan leads a productive exchange of ideas and opinions on the issues that dominate the news landscape.

From breaking news, science, and education to religion and the arts, Talk of the Nation offers listeners the opportunity to join enlightening discussions with decision-makers, authors, academicians, and artists from around the world.

For two hours each Monday through Thursday, Talk of the Nation listeners weigh-in, share their thoughts and ask questions by calling, emailing, messaging through social media.

On Fridays the conversation turns to the topics of science, with Talk of the Nation: Science Friday with Ira Flatow, focusing on news and issues about the world of science and technology.

A long-time NPR journalist, Conan has been a reporter, editor, and anchor for NPR live events coverage. Conan played a major role in anchoring continuous live coverage of developments during the terrorist attacks and aftermath of September 11, 2001. His broadcasts are marked by their clarity, accuracy and eloquence.

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NPR Story
10:00 am
Fri December 9, 2011

Debating Genetically Modified Salmon

Originally published on Fri December 9, 2011 10:37 am

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
10:00 am
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.

Research News
10:00 am
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
10:00 am
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
12:37 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.

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