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  This Week in PNAS 
Highlights from the recent edition of Proceedings of the National Academy of Sciences (PNAS), the Academy's scientific journal

  Biographical Memoirs
Access more than 1,000 biographies of leading U.S. scientists including Thomas Edison, Alexander Graham Bell, Margaret Mead, Louis Agassiz, and Joseph Henry

News:

  Federally Managed Dams Need Better Security Plan
Aug. 19, 2008: The Bureau of Reclamation has invested significant resources in security and is better able to protect its facilities and personnel, says a new report. However, the bureau should take a more strategic approach to its security program and develop a long-term plan that addresses policy, programmatic, and resource issues.

  U.S. Should Consider Conventional Prompt Global Strike Technology
Aug. 15, 2008: A new report from the National Research Council finds that conventional prompt global strike could be of particular value in some scenarios.

  Cognitive Neuroscience Research and National Security
Aug. 13, 2008: The intelligence community frequently monitors global technology trends to identify advances that could impact national security, yet the pace and breadth of research in emergent fields can overwhelm intelligence analysts, says a new report.

  Research on Weather and Air Surveillance Radar Should Persist
Aug. 11, 2008: Development efforts for Multifunction Phased Array Radar, a system that could fulfill both weather and aircraft surveillance needs, should go forward, and continued research should resolve key technical issues and determine whether the system could operate cost-effectively, says a new report.

  Report Offers Guidance on Assessing Preschoolers
Aug. 4, 2008: A new congressionally mandated report offers guidance on how to assess children in preschool and early childhood programs such as Head Start.

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