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Watt, James

(Encyclopedia)Watt, James, 1736–1819, Scottish inventor. While working at the Univ. of Glasgow as an instrument maker, Watt was asked to repair a model of Thomas Newcomen's steam engine. He devised improvements t...

Blumenbach, Johann Friedrich

(Encyclopedia)Blumenbach, Johann Friedrich yōhänˈ frēˈdrĭkh blo͞oˈmənbäkh [key], 1752–1840, German naturalist and anthropologist. He introduced and developed the science of comparative anatomy in German...

measurement

(Encyclopedia)measurement, determination of the magnitude of a quantity by comparison with a standard for that quantity. Quantities frequently measured include time, length, area, volume, pressure, mass, force, and...

infrared astronomy

(Encyclopedia)infrared astronomy, study of celestial objects by means of the infrared radiation they emit, in the wavelength range from about 1 micrometer to about 1 millimeter. All objects, from trees and building...

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...

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...

Sanborn, Franklin Benjamin

(Encyclopedia)Sanborn, Franklin Benjamin, 1831–1917, American journalist, author, and philanthropist, b. Hampton Falls, N.H., grad. Harvard, 1855. An active abolitionist, he was a friend and agent of John Brown, ...

Texas, University of

(Encyclopedia)Texas, University of, main campus at Austin; coeducational; state supported; chartered 1881, opened 1883. Medical facilities include health science centers with medical schools at Houston and San Anto...

Tilly, Charles

(Encyclopedia)Tilly, Charles, 1929–2008, American sociologist, b. Lombard, Ill. Educated at Harvard and Oxford, Tilly taught at the Univ. of Michigan, the New School for Social Research, and Columbia, among other...