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Colorado Springs

(Encyclopedia)Colorado Springs, city (2020 pop. 478,961), seat of El Paso co., central Colo., on Monument and Fountain creeks, at the foot of Pikes Peak; inc. ...

Scowcroft, Brent

(Encyclopedia)Scowcroft, Brent, 1925–2020, U.S. air force general and government official, b. Ogden, Utah, B.S. United States Military Academy, 1947, Ph.D. Columbia, 1967. From 1947 to 1975, he served in the U.S....

solution

(Encyclopedia)CE5 Solubility curves solution, in chemistry, homogeneous mixture of two or more substances. The dissolving medium is called the solvent, and the dissolved material is called the solute. A solutio...

Harvard, John

(Encyclopedia)Harvard, John, 1607–38, English minister in America and first major benefactor of Harvard College, b. Southwark, England, M.A. Emmanuel College, Cambridge, 1635. He immigrated in 1637 to Charlestown...

Peabody, Endicott

(Encyclopedia)Peabody, Endicott pēˈbädē, –bədē [key], 1857–1944, American educator, b. Salem, Mass., grad. Cheltenham College, 1876, LL.B. Cambridge, 1880. Ordained (1885) in the Episcopal Church, Peabody...

Sierra Madre, mountain system, Mexico

(Encyclopedia)Sierra Madre dĕl so͝orˈ [key] is a tumbled, broken mass of uptilted mountains that touch the Pacific coast but form into no clearly defined range. It spreads over S Mexico between the volcanic belt...

Persian Gulf Wars

(Encyclopedia)Persian Gulf Wars, two conflicts involving Iraq and U.S.-led coalitions in the late 20th and early 21st cent. The First Persian Gulf War, also known as the Gulf War, Jan.–Feb., 1991, was an armed co...

matter

(Encyclopedia)matter, anything that has mass and occupies space. Matter is sometimes called koinomatter (Gr. koinos=common) to distinguish it from antimatter, or matter composed of antiparticles. The atomic th...

diving, deep-sea

(Encyclopedia)diving, deep-sea, act of descending into deep water, generally with some form of breathing apparatus, and remaining there for an extended period. It is used in fishing for sponges, coral, and pearls; ...

Anthony, Susan Brownell

(Encyclopedia)Anthony, Susan Brownell, 1820–1906, American reformer and leader of the woman-suffrage movement, b. Adams, Mass.; daughter of Daniel Anthony, Quaker abolitionist. From the age of 17, when she was a ...