Founded in 1780, the American Academy of Arts and Sciences is an international learned society whose members are the world's leading scientists, scholars, artists, business people, and public leaders.

Proceedings of the National Academy of Sciences of the United States of America, Vol. 2, No. 11 (Nov. 15, 1916), pp. 630-631 (2 pages) ...

In his criticism of scientists who find Koch's postulates obsolete,1 Todd Miller overlooks one important point. Recruiting volunteers to apply Koch's postulates to diseases such as Ebola fever and ...

OF a mass of fluid satisfying the condition of continuity and having a continuous velocity field, the mathematical theory of fluid motion postulates that fluid elements—line, surface, volume—not ...