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Online archive. Proceedings of the National Academy of Sciences of the United States of America (often abbreviated PNAS or PNAS USA) is a peer-reviewed multidisciplinary scientific journal. It is the official journal of the National Academy of Sciences, published since 1915, and publishes original research, scientific reviews, commentaries, and ...
The National Academy of Sciences meets annually in Washington, D.C., which is documented in the Proceedings of the National Academy of Sciences (PNAS), its scholarly journal. The National Academies Press is the publisher for the National Academies, and makes more than 5,000 publications freely available on its website.
Example of a personal navigation assistant. A Personal Navigation Assistant ( PNA) also known as Personal Navigation Device or Portable Navigation Device ( PND) is a portable electronic product which combines a positioning capability (such as GPS) and navigation functions. Some PNA devices are PDAs with limited features and can be unlocked.
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Membership of the National Academy of Sciences is an award granted to scientists that the National Academy of Sciences (NAS) of the United States judges to have made “distinguished and continuing achievements in original research”. [1] [4] Membership is a mark of excellence in science and one of the highest honors that a scientist can receive.
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The National Academies of Sciences, Engineering, and Medicine ( NASEM ), also known as the National Academies, is a congressionally chartered organization that serves as the collective scientific national academy of the United States. The name is used interchangeably in two senses: (1) as an umbrella term or parent organization for its three ...
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