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The Nobel Prize in Physiology or Medicine 2009 was awarded jointly to Elizabeth H. Blackburn, Carol W. Greider and Jack W. Szostak "for the discovery of how chromosomes are protected by telomeres and the enzyme telomerase"
reports on the growing concernç over the use of full-body scanners at airports across the country. >> it uses x-rays to see right through clothing and identify all kinds of potential threats. critics call it an electronic strip search. >> woodruff: we have a conversation with long-time congressman barney frank of massachusetts as he announces plans to retire at the end of this term. >> brown: and hari sreenivasan talks with global-post correspondent iaon grillo about his new book "el narco," which chronicles the growth of mexico's violent drug cartels. major funding for the pbs new...
>> it uses x-rays to see right through clothing and identify all kinds of potential threats. critics call it an electronic strip search. >> woodruff: we have a conversation with long-time congressman barney frank of massachusetts as he announces plans to retire at the end of this term. >> brown: and hari sreenivasan talks with global-post correspondent iaon grillo about his new book "el narco," which chronicles the growth of mexico's violent drug cartels. major funding for the pbs newshour has been provided by: >> computing surrounds us. sometimes it's obvious and sometimes it's very...
reports on the growing concernç over the use of full-body scanners at airports across the country. >> it uses x-rays to see right through clothing and identify all kinds of potential threats. critics call it an electronic strip search. >> woodruff: we have a conversation with long-time congressman barney frank of massachusetts as he announces plans to retire at the end of this term. >> brown: and hari sreenivasan talks with global-post correspondent iaon grillo about his new book "el narco," which chronicles the growth of mexico's violent drug cartels. major funding for the pbs new...
>> it uses x-rays to see right through clothing and identify all kinds of potential threats. critics call it an electronic strip search. >> woodruff: we have a conversation with long-time congressman barney frank of massachusetts as he announces plans to retire at the end of this term. >> brown: and hari sreenivasan talks with global-post correspondent iaon grillo about his new book "el narco," which chronicles the growth of mexico's violent drug cartels. major funding for the pbs newshour has been provided by: >> computing surrounds us. sometimes it's obvious and sometimes it's very...