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Geddes, Sir Patrick

(Encyclopedia)Geddes, Sir Patrick gĕdˈĭs [key], 1854–1932, Scottish biologist and sociologist, distinguished especially in town planning. He received his biological training in T. H. Huxley's laboratory; from ...

Shockley, William Bradford

(Encyclopedia)Shockley, William Bradford, 1910–89, American physicist, b. London. He graduated from the California Institute of Technology (B.S., 1932) and the Massachusetts Institute of Technology (Ph.D., 1936)....

Bjørnson, Bjørnstjerne

(Encyclopedia)Bjørnson, Bjørnstjerne byörnˈstyĕrnə byörnˈsōn [key], 1832–1910, Norwegian writer and political leader, one of the major figures of Norwegian literature. He was an influential journalist, w...

Arnold, Frances Hamilton

(Encyclopedia)Arnold, Frances Hamilton, 1956–, American chemical engineer, b. Edgewood, Pa., Ph.D. Univ. of California, Berkeley, 1985. Arnold has been a professor at the California Institute of Technology since ...

Wallace, Alfred Russel

(Encyclopedia)Wallace, Alfred Russel, 1823–1913, English naturalist. From his study of comparative biology in Brazil and in the East Indies, he evolved a concept of evolution similar to that of Charles Darwin. Li...

human chorionic gonadotropin

(Encyclopedia)human chorionic gonadotropin (HCG): see gonadotropic hormone. ...

human-factors engineering

(Encyclopedia)human-factors engineering: see ergonomics. ...

Human Genome Project

(Encyclopedia)Human Genome Project, international scientific effort to map all of the genes on the 23 pairs of human chromosomes and, to sequence the 3.1 billion DNA base pairs that make up the chromosomes (see nuc...