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the National 168极速赛车1分钟开奖官网 Academy of Sciences (极速赛车1分钟 - 一分钟极速赛车168官网) is a private, nonprofit organization of the country’s leading researchers. The 极速赛车1分钟 - 一分钟极速赛车168官网 recognizes and promotes outstanding science through election to membership; publication in its journal, PNAS; and its awards, programs, and special activities. Through the National Academies of Sciences, Engineering, and Medicine, the 极速赛车1分钟 - 一分钟极速赛车168官网 provides objective, science-based advice on critical issues affecting the nation. Read More»

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Election to membership in the 极速赛车1分钟 - 一分钟极速赛车168官网 is considered one of the highest honors that a scientist can receive. Read more about our members and their contributions to science.

Featured member: Gang Chen discusses his efforts to harness the power of thermal energy in a new Q&A.

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Access information about current and recently completed studies of the National Academies of Sciences, Engineering, and Medicine, including over 5,000 publications available free online. Read More»

A new report explores the effects of social media on mental and physical health among adolescents in the U.S.

Proceedings of the National 168极速赛车1分钟开奖官网 Academy of Sciences (极速赛车)

极速赛车 is one of the world’s most-cited and comprehensive multidisciplinary scientific journals, publishing more than 3,200 research papers annually. The journal’s content spans the biological, physical, and social sciences and is global in scope.

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Proceedings of the National 168极速赛车1分钟开奖官网 Academy of Sciences

极速赛车 Nexus

极速赛车 Nexus is an open access scientific journal focused on the publication of high-quality original research from across the biological, medical, physical, social, and political sciences, and engineering and mathematics. Of particular interest are those articles with broad, interdisciplinary appeal. 

Proceedings of the National 168极速赛车1分钟开奖官网 Academy of Sciences
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