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blasting

(Encyclopedia)blasting, shattering, breaking, or splitting of rock or other material by the discharge of an explosive placed within or in contact with it. It is a necessary part of many engineering operations. An a...

Hawking, Stephen William

(Encyclopedia)Hawking, Stephen William, 1942–2018, British theoretical physicist, b. Oxford, England, grad. University College, Oxford, 1962, Ph.D. Trinity Hall, Cambridge, 1966. In 1962 Hawking was diagnosed as ...

Congressional Black Caucus

(Encyclopedia)Congressional Black Caucus, organization of African-American members of the U.S. House of Representatives. Founded in 1970, it addresses legislative concerns of African Americans and other minority ci...

Ladysmith Black Mambazo

(Encyclopedia)Ladysmith Black Mambazo mämbäzˈō [key], choral group formed in 1965 in Ladysmith, South Africa, founded and led (until 2014) by Joseph Shabalala (1941–2020). The group, which sings with a precis...

Big Black Mountain

(Encyclopedia)Big Black Mountain, peak, 4,145 ft (1,263 m) high, E Ky., in the Cumberland Mts.; highest point in Kentucky.

Black Lives Matter

(Encyclopedia)Black Lives Matter, a global political movement. Founded in 2013 by organizers Alicia Garza, Patrisse Cullors, and Opal Tometi, the #Black Lives Matter ...

Black, Eugene Robert

(Encyclopedia)Black, Eugene Robert, 1898–1992, American financier, b. Atlanta, grad. Univ. of Georgia (B.A., 1917). After serving in the navy during World War I and working at the investment firm Harris, Forbes, ...

Black, Greene Vardiman

(Encyclopedia)Black, Greene Vardiman, 1836–1915, American dentist, b. Scott co., Ill. Professor at Chicago College of Dental Surgery (now part of Loyola Univ.) from 1883 to 1889 and professor (from 1891) and dean...

Black, Hugo LaFayette

(Encyclopedia)Black, Hugo LaFayette, 1886–1971, associate justice of the U.S. Supreme Court (1937–71), b. Harlan, Clay co., Ala. He received his law degree from the Univ. of Alabama in 1906. He practiced law an...

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