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hydroponics

(Encyclopedia)hydroponics, growing of plants without soil in water to which nutrients have been added. Hydroponics has been used for over a century as a research technique, but not until 1929 were experiments condu...

Guggenheim Museum

(Encyclopedia)Guggenheim Museum, officially Solomon R. Guggenheim Museum, major museum of modern art in New York City. Founded in 1939 as the Museum of Non-objective Art, the Guggenheim is known for its remarkable ...

Fugard, Athol

(Encyclopedia)Fugard, Athol (Athol Harold Lanigan Fugard) ätōlˈ fyo͞oˈgard, fo͞o– [key], 1932–, South African playwright, actor, and director. In 1965 he became director of the Serpent Players in Port Eli...

Janus, in astronomy

(Encyclopedia)Janus jāˈnəs [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn X (or S10), Janus is an irregularly shaped (nonspherical) body measuring about 122 m...

Michelson, Albert Abraham

(Encyclopedia)Michelson, Albert Abraham mīˈkəlsən [key], 1852–1931, American physicist, b. Strelno, Prussia, grad. Annapolis, 1873, and studied at Berlin, Heidelberg, and Paris. He was professor of physics at...

Moholy-Nagy, László

(Encyclopedia)Moholy-Nagy, László läˈslō môˈhôlē-nŏˈdyə [key], 1895–1946, Hungarian painter, designer, and experimental photographer. He turned to art after studying law. While living in Berlin he was...

National Museum of Women in the Arts

(Encyclopedia) National Museum of Women in the Arts, Washington, D.C., established in 1987. Washington-area philanthropist and art collector Wilhelmina Cole Holl...

Lotze, Rudolf Hermann

(Encyclopedia)Lotze, Rudolf Hermann ro͞oˈdôlf hĕrˈmän lōˈtsə [key], 1817–81, German philosopher and psychologist. After studying medicine and philosophy at Leipzig, he was lecturer in both departments an...

Olbers, Heinrich Wilhelm Matthäus

(Encyclopedia)Olbers, Heinrich Wilhelm Matthäus hīnˈrĭkh vĭlˈhĕlm mätĕˈo͝os ôlˈbərs [key], 1758–1840, German astronomer and physician. He originated (1797) the first satisfactory method for calculat...

Pasadena

(Encyclopedia)Pasadena păsˌədēˈnə [key]. 1 City (1990 pop. 131,591), Los Angeles co., S Calif., at the base of the San Gabriel Mts.; inc. 1866. The city is a research and technological center with manufacture...