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hyperinsulinism

(Encyclopedia)hyperinsulinism, presence in the system of an above-normal amount of insulin, the substance secreted by the pancreas and needed by the body to utilize sugar. An increased amount of insulin in the body...

Haleakala Observatories

(Encyclopedia)Haleakala Observatories häˌlāäˌkäläˈ [key], astronomical facilities located on the summit of Haleakala volcano, 10,023 ft (3,055 m), in Haleakala National Park, Maui island, Hawaii. Because of...

gauss

(Encyclopedia)gauss gous [key] [for C. F. Gauss], abbr. G, unit of magnetic flux density (see flux, magnetic) equal to 0.0001 (10−4) weber per square meter. Since this unit is derived from the cgs system of units...

O'Keefe, John

(Encyclopedia)O'Keefe, John, 1939–, British-American neuroscientist, b. New York City, Ph.D. McGill Univ., 1967. O'Keefe has spent his entire career at University College London, beginning as a postdoctoral fello...

Nelson, Leonard

(Encyclopedia)Nelson, Leonard, 1882–1927, German philosopher. On the faculty of the Univ. of Göttingen from 1909, he was interested in the use of critical method to establish a scientific foundation for philosop...

Lobachevsky, Nikolai Ivanovich

(Encyclopedia)Lobachevsky, Nikolai Ivanovich nyĭkəlīˈ ēväˈnəvĭch ləbəchĕfˈskē [key], 1793–1856, Russian mathematician. A pioneer in non-Euclidean geometry, he challenged Euclid's fifth postulate tha...

Pan-American Highway

(Encyclopedia)Pan-American Highway, system of roads, c.16,000 mi (25,750 km) long, linking the nations of the Western Hemisphere. It was suggested at the Fifth International Conference of American States (1923) and...

Robbins, John Bennet

(Encyclopedia)Robbins, John Bennet, 1932–2019, American physician and microbiologist, b. Brooklyn, N.Y., M.D. New York Univ., 1959. He did research at the Weizmann Institute of Science in Israel and taught at the...

Buck, Linda B.

(Encyclopedia)Buck, Linda B., 1947–, American neurobiologist, b. Seattle, Wash., Ph.D. Univ. of Texas Southwestern Medical Center, 1980. Buck taught at Harvard Medi...

Broecker, Wallace Smith

(Encyclopedia)Broecker, Wallace Smith brōkˈər [key], 1931–2019, American geophysicist, b. Chicago, Ph.D. Columbia, 1958. He was a member of Columbia's faculty from 1959. In the 1970s he predicted rising temper...