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Magnus, Heinrich Gustav

(Encyclopedia)Magnus, Heinrich Gustav hīnˈrĭkh go͝osˈtäf mägˈno͝os [key], 1802–70, German chemist, physicist, and educator. In 1831 he became lecturer and in 1834 professor of physics and technology at t...

Koopmans, Tjalling Charles

(Encyclopedia)Koopmans, Tjalling Charles tyälˈĭng, ko͞opˈmäns, –mənz [key], 1910–85, American economist, b. Graveland, the Netherlands. Raised and educated in the Netherlands, he came to the United State...

National Institute of Standards and Technology

(Encyclopedia)National Institute of Standards and Technology, governmental agency within the U.S. Dept. of Commerce with the mission of “working with industry to develop and apply technology, measurements, and st...

Haworth, Sir Walter Norman

(Encyclopedia)Haworth, Sir Walter Norman, 1883–1950, British chemist, Ph.D. Univ. of Göttingen, 1911. Haworth held academic posts at Imperial College of Science and Technology in London (1911–12), the Univ. of...

Fontenelle, Bernard le Bovier de

(Encyclopedia)Fontenelle, Bernard le Bovier de bĕrnärˈ lə bōvyāˈ də fôNtənĕl [key], 1657–1757, French writer; nephew of Corneille. His forte was the interpretation of science. His works include Dialogu...

Fukui, Kenichi

(Encyclopedia)Fukui, Kenichi kĕnˈēchē fo͝oko͞oˈē, fo͝okˈo͞o-ē [key], 1918–98, Japanese chemist, b. Nara, Japan, Ph.D. Kyoto Univ., 1948. As a professor at Kyoto Univ., Fukui developed the theory that ...

demography

(Encyclopedia)demography dĭmŏgˈrəfē [key], science of human population. Demography represents a fundamental approach to the understanding of human society. Its primary tasks are to ascertain the number of peop...

Clark, Helen

(Encyclopedia)Clark, Helen, 1950–, New Zealand politician, prime minister (1999–2008), b. Hamilton, N.Z. A graduate of the Univ. of Auckland (B.A., 1971; M.A., 1974), she taught political science there (1973–...

Cohnheim, Julius

(Encyclopedia)Cohnheim, Julius yo͞oˈlyo͝os kōnˈhīm [key], 1839–84, German experimental histologist and pathologist. In a relatively brief life Cohnheim made a series of remarkable contributions to the rapid...

Semple, Ellen Churchill

(Encyclopedia)Semple, Ellen Churchill, 1863–1932, American geographer, b. Louisville, Ky., grad. Vassar, 1882, and studied at the Univ. of Leipzig. A follower of the German geographer Friedrich Ratzel, she helped...