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When Americans want to be a part of the national conversation, they turn to Talk of the Nation, NPR's midday news-talk show.

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NPR Story
12:00 pm
Fri February 24, 2012

Science Diction: The Origin Of 'Tuberculosis'

Originally published on Fri February 24, 2012 1:12 pm

Transcript

(SOUNDBITE OF MUSIC)

UNIDENTIFIED MAN: The alphabet has only 26 letters. With these 26 magic symbols, however, millions of words are written every day.

IRA FLATOW, HOST:

And that music means it's time for Science Diction, where we talk about the origins of science words with my guest, Howard Markel, professor of the history of medicine at the University of Michigan at Ann Arbor, also director of the Center for the History of Medicine there. Welcome back to SCIENCE FRIDAY, Howard.

DR. HOWARD MARKEL: Hi, Ira, how are you?

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NPR Story
12:00 pm
Fri February 24, 2012

Weaving Around Web Privacy Controls

Web browser manufactures often market their products to consumers with an emphasis on privacy, assuring users that their products can better control how personal information is used online. Carnegie Mellon privacy researcher Lorrie Cranor explains that many companies have developed quiet ways to step around some of that privacy-protecting code.

NPR Story
12:00 pm
Fri February 24, 2012

Genetic Test Reveals Unexpected Data

Bloomberg News reporter John Lauerman volunteered to have his DNA sequenced by Harvard researchers to demystify the process for the public. What he didn't expect to uncover was that he possessed two gene variants--one linked to rare blood disorders and the other to a higher risk of Alzheimer's.

NPR Story
12:00 pm
Fri February 24, 2012

Mild Winter May Be Keeping Flu Bugs At Bay

Flu season usually peaks around February. But this year it's missing in action, with the CDC reporting the slowest start to the flu season on record. Peter Palese, a microbiologist at Mount Sinai Medical Center, discusses whether unseasonably warm winter weather may be to thank.

Science
12:00 pm
Fri February 24, 2012

Secret Life Of Ice

Photographer and videographer Edward Aites, of Seattle, submitted this time-lapse video to Science Friday. He looked at ice through a macro lens and cross-polarizing filters, and found a colorful, surprising landscape. This is ice like you've never seen it before.

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