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The National Academy of Sciences is a non-governmental, non-profit organization chartered by the US Congress in 1863. The Academy has two missions: to honor the nation’s top scientists, engineers, and health professionals with membership, and to serve the nation with independent, expert advice
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The nation turns to the National Academies -- National Academy of Sciences, National Academy of Engineering, Institute of Medicine, and National Research Council -- for independent, objective advice on issues that affect people's lives worldwide.

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