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Secchi, Pietro Angelo

(Encyclopedia)Secchi, Pietro Angelo pyĕˈtrō änˈjālō sĕkˈkē [key], 1818–78, Italian astronomer, a Jesuit priest. He was director of the observatory of the Gregorian Univ., Rome, from 1849. He is known es...

Tompion, Thomas

(Encyclopedia)Tompion, Thomas, 1639?–1713, English clockmaker. When the Royal Observatory at Greenwich was established in 1676, Tompion was chosen to make two clocks, to be wound only once a year, which proved to...

Qeqertarsuaq

(Encyclopedia)Qeqertarsuaq gôᵺˈhoun [key], town (1996 pop. 1,095), Qeqertarsuaq dist., W Greenland, on Disko Island; founded in 1773. A fishing base and former whaling base, it has a geophysical observatory and...

Castel Gandolfo

(Encyclopedia)Castel Gandolfo kästĕlˈ gändôlˈfō [key], town, in Latium, central Italy, in th...

Ben Nevis

(Encyclopedia)Ben Nevis nēˈvĭs, nĕvˈĭs [key], peak, 4,411 ft (1,345 m) high, Highland, W Scotland, overlooking Glen Nevis; highest peak of Great Britain. Ben Nevis is the remnant of a geologically ancient vol...

Langley, Samuel Pierpont

(Encyclopedia)Langley, Samuel Pierpont, 1834–1906, American scientist, b. Roxbury, Mass., received only a high school education but continued his studies in science in Boston libraries. He became, in 1866, profes...

Tortosa

(Encyclopedia)Tortosa tōrtōˈsə [key], city (1990 pop. 29,970), Tarragona prov., NE Spain, in Catalonia, on the Ebro (Ebre) River. It has a fishing industry and light manufacturing, producing cement, clothing, a...

Hubble, Edwin Powell

(Encyclopedia)Hubble, Edwin Powell, 1889–1953, American astronomer, b. Marshfield, Mo. He did research (1914–17) at Yerkes Observatory, and joined (1919) the staff of Mt. Wilson Observatory, Pasadena, Calif., o...

Meudon

(Encyclopedia)Meudon mödôNˈ [key], town (1990 pop. 46,173), Hauts-de-Seine dept., N central France, a suburb SW of Paris. Metal products, automobile bodies, and explosives are the chief manufactures. The astroph...

Loomis, Elias

(Encyclopedia)Loomis, Elias, 1811–89, American physicist and mathematician, b. Willington, Conn., grad. Yale, 1830. He taught at Western Reserve (1837–44), at New York Univ. (1844–47, 1849–60), and at Yale ...