National Academy of Sciences, U.S.

**Definition:** A United States organization of distinguished scientists and engineers established for the purpose of investigating and reporting upon any subject of art or science as requested by any department of government. The National Research Council organized by NAS serves as the principal operating agency to stimulate and support research.

**Tree numbers:** - N03.540.052.500

**Synonyms:** - National Academy of Sciences (U.S.) - National Academy of Sciences - United States National Academy of Sciences