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Teilhard de Chardin, Pierre

(Encyclopedia)Teilhard de Chardin, Pierre pyĕr tāyärˈ də shärdăNˈ [key], 1881–1955, French paleontologist and philosopher. He entered (1899) the Jesuit order, was ordained (1911), and received a doctorate...

Bellah, Robert Neelly

(Encyclopedia)Bellah, Robert Neelly bĕlˈə [key],1927–2013, American sociologist and educator. He was educated at Harvard (Ph.D., 1955) and taught there before becoming Elliot professor of sociology at the Univ...

herbal

(Encyclopedia)herbal, early botanical book containing descriptions and illustrations of herbs and plants with their properties, chiefly those qualities that made them useful as medicines or condiments. Most of the ...

Bergson, Henri

(Encyclopedia)Bergson, Henri äNrēˈ bĕrgsôNˈ [key], 1859–1941, French philosopher. He became a professor at the Collège de France in 1900, devoted some time to politics, and, after World War I, took an inte...

Homo erectus

(Encyclopedia)Homo erectus hōˈmō ērĕkˈtəs [key], extinct hominin living between 1.6 million and 250,000 years ago, possibly as late as c.110,000 years ago. Homo erectus is thought to have evolved in Africa f...

Swammerdam, Jan

(Encyclopedia)Swammerdam, Jan yän väˈmərdäm [key], 1637–80, Dutch naturalist. He was a pioneer in the use of the microscope. Before he turned to religious contemplation his chief interest was the study of in...

Bjørnson, Bjørnstjerne

(Encyclopedia)Bjørnson, Bjørnstjerne byörnˈstyĕrnə byörnˈsōn [key], 1832–1910, Norwegian writer and political leader, one of the major figures of Norwegian literature. He was an influential journalist, w...

extinction

(Encyclopedia)extinction, in biology, disappearance of species of living organisms. Extinction usually occurs as a result of changed conditions to which the species is not suited. If no member of the affected speci...

Hrdlička, Aleš

(Encyclopedia)Hrdlička, Aleš äˈlĕsh hûrdˈlĭchkä [key], 1869–1943, American anthropologist, b. Humpolec (now in Czech Republic). He received his medical education in the United States. In 1903 he began to...

Wilson, Edward Osborne

(Encyclopedia)Wilson, Edward Osborne, 1929–2021, American sociobiologist, b. Birmingham, Ala., Univ. of Alabama (B.S., 1949; M.S.,1950), Harvard Univ (Ph.D., 1955)....