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Südhof, Thomas Christian

(Encyclopedia)Südhof, Thomas Christian, 1955–, German-American biochemist. M.D., b. Göttingen, Germany, Ph.D. Georgia Augusta Univ., Göttingen, 1982. Südhof joined the faculty at the Univ. of Texas Southweste...

talc

(Encyclopedia)talc, mineral ranging in color from white through various shades of gray and green to the red and brown of impure specimens, translucent to opaque, and having a greasy, soapy feel. It is a hydrous sil...

Borden, Gail

(Encyclopedia)Borden, Gail, 1801–74, American dairyman, surveyor, and inventor, b. Norwich, N.Y. He was for several years a deputy surveyor in Mississippi; afterward he joined the colony of Stephen F. Austin in T...

Buck, Linda B.

(Encyclopedia)Buck, Linda B., 1947–, American neurobiologist, b. Seattle, Wash., Ph.D. Univ. of Texas Southwestern Medical Center, 1980. Buck taught at Harvard Medi...

Permian period

(Encyclopedia)Permian period pûrˈmēən [key] [from Perm, Russia], sixth and last period of the Paleozoic era (see Geologic Timescale, tablegeologic timescale, table) from 250 to 290 million years ago. Many ma...

Barnes, Harry Elmer

(Encyclopedia)Barnes, Harry Elmer, 1889–1968, American historian and sociologist, b. Auburn, N.Y. He received his Ph.D. from Columbia in 1918 and taught economics, sociology, and history at various institutions o...

Sun Belt

(Encyclopedia)Sun Belt or Sunbelt, southern tier of the United States, focused on Florida, Texas, Arizona, and California, and extending as far north as Virginia. The term gained wide use in the 1970s, when the eco...

Vernadsky, George

(Encyclopedia)Vernadsky, George vĕrnätˈskē [key], 1887–1973, American historian, b. Russia. He emigrated to the United States in 1927 and was research associate in history (1927–46) and professor of Russian...

Woodson, Carter Godwin

(Encyclopedia)Woodson, Carter Godwin, 1875–1950, African-American educator, b. New Canton, Va., Ph.D. Harvard (1912). He taught at Howard Univ. and helped organize (1915) the Association for the Study of Negro Li...

Murad, Ferid

(Encyclopedia)Murad, Ferid, 1936–, American pharmacologist, b. Whiting, Ind., M.D., Ph.D. Western Reserve Univ. (now Case Western Reserve Univ.), 1965. Murad taught at the Univ. of Virginia (1975–81), Stanford ...