(Encyclopedia) Arnold of BresciaArnold of Bresciabrĕshˈə [key], c.1090–1155, Italian monk and reformer, b. Brescia. A priest of irreproachable life, Arnold studied at Paris, where according to…
(Encyclopedia) Ward, William George, 1812–82, English Roman Catholic apologist, educated at Oxford. He became (1834) a fellow at Balliol College, Oxford, and was ordained in the Church of England. At…
(Encyclopedia) Tura, Cosmé or CosimoTura, Cosmé or Cosimokōzmāˈ t&oomacr;ˈrä, kôˈzēmō [key], c.1430–1495, Italian Renaissance artist. He was a leading master of the school of Ferrara and court…
(Encyclopedia) biology, the science that deals with living things. It is broadly divided into zoology, the study of animal life, and botany, the study of plant life. Subdivisions of each of these…
(Encyclopedia) Ricci, MatteoRicci, Matteomät-tāˈō rētˈchē [key], 1552–1610, Italian missionary to China. He entered the Society of Jesus, and in Rome he studied under Clavius. Ricci was sent to the…
A million-dollar math problem
by Borgna Brunner
Henri Poincaré posed his famously bedeviling math problem more than a century ago. The Clay Institute's Millennium Problems Birch and…
People in the NewsRecent ObituariesBiographies by CategoryBelzoni, Giovanni Battista, Italian adventurer and antiquities dealer Bent, James Theodore, English explorer and archaeologist Bingham,…
(Encyclopedia) Lee, Harper (Nelle Harper Lee), 1926–2016, American novelist, b. Monroeville, Ala. A member of an old Southern family and related to Robert E. Lee, she was a lifelong friend of Truman…
