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Bierstadt, Albert

(Encyclopedia)Bierstadt, Albert bērˈstät [key], 1830–1902, American painter of Western scenery, b. Germany. After traveling and sketching throughout the mountains of Europe, he returned to the United States. H...

Burbidge, Margaret

(Encyclopedia)Burbidge, Margaret, 1925–2020, Anglo-American astronomer, b. England as Eleanor Margaret Peachey. Burbidge; her husband, Geoffrey Burbidge; William Fowler; and Sir Fred Hoyle showed (1956) how heavi...

Cech, Thomas Robert

(Encyclopedia)Cech, Thomas Robert chĕk [key], 1947–, American microbiologist, b. Chicago, grad. Univ. of California, Berkeley. A professor at the Univ. of Colorado, he discovered that RNA could function as enzym...

Ranke, Leopold von

(Encyclopedia)Ranke, Leopold von lāˈōpôlt fən rängˈkə [key], 1795–1886, German historian, generally recognized as the father of the modern objective historical school. He applied and elaborated Barthold N...

Medina, José Toribio

(Encyclopedia)Medina, José Toribio hōsāˈ tōrēˈbyō māᵺēˈnä [key], 1852–1930, Chilean scholar. He traveled widely in Latin America, Europe, and the United States, collecting documents relevant to Lati...

Klyuchevsky, Vasily Osipovich

(Encyclopedia)Klyuchevsky, Vasily Osipovich vəsēˈlyē ôˈsĭpəvĭch klyo͞ochĕvˈskē [key], 1841–1911, Russian historian. Interpreting history from a sociological viewpoint, he emphasized geographic and ec...

Myers, Gustavus

(Encyclopedia)Myers, Gustavus, 1872–1942, American historian, b. Trenton, N.J. He worked on a number of newspapers and magazines in New York City, joined the Populist party and the Social Reform Club, and was a m...

Grätz, Heinrich

(Encyclopedia)Grätz or Graetz, Heinrich both: hīnˈrĭkh grĕts [key], 1817–91, German Jewish historian. He was the first modern historian to write, from a Jewish perspective, a comprehensive history of the Jew...

Stevens, Abel

(Encyclopedia)Stevens, Abel, 1815–97, American clergyman, noted as the historian of Methodism, b. Philadephia, studied Wesleyan Univ. He became (1834) a member of the New England Methodist Conference, and filled ...

Miocene epoch

(Encyclopedia)Miocene epoch mīˈəsēn [key], fourth epoch of the Tertiary period in the Cenozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table), lasting from around 24.6 to 5.1 mill...