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Saint Gall, former Benedictine abbey, Switzerland

(Encyclopedia)Saint Gall, former Benedictine abbey, at St. Gall, Switzerland. Originating in a cell built c.614 by St. Gall, an Irish missionary (see Columban, Saint), it became an abbey under Charles Martel (8th c...

Rosch, Eleanor

(Encyclopedia)Rosch, Eleanor, 1938–, American psychologist, Ph.D. Harvard, 1969. In a series of experiments in the 1970s, Rosch demonstrated that when people label an everday object or experience, they rely less ...

Herschel

(Encyclopedia)Herschel hûrˈshəl [key], family of distinguished English astronomers. Sir William Herschel,Sir William Herschel, 1738–1822, born Friedrich Wilhelm Herschel, was a great pioneer in astronomy. Bor...

Kepler's laws

(Encyclopedia)CE5 Schematic representation of Kepler's second law: The areas ABF and A′B′F′ are equal and are swept out in equal intervals of time by a planet orbiting around the sun (at F). Kepler's laws...

Newton, Sir Isaac

(Encyclopedia)Newton, Sir Isaac, 1642–1727, English mathematician and natural philosopher (physicist), who is considered by many the greatest scientist that ever lived. Newton was his university's representa...

Chartism

(Encyclopedia)Chartism, workingmen's political reform movement in Great Britain, 1838–48. It derived its name from the People's Charter, a document published in May, 1838, that called for voting by ballot, univer...

Don Juan

(Encyclopedia)Don Juan dŏn wän, jo͞oˈən, Span. dōn hwän [key], legendary profligate. He has a counterpart in the legends of many peoples, but the Spanish version of the great libertine has become the most un...

Alain de Lille

(Encyclopedia)Alain de Lille älăNˈ də lēl [key], c.1128–c.1202, French scholastic philosopher, a Cistercian, honored by his contemporaries as the Universal Doctor. He was born in Lille; he taught at Paris an...

Chuang-tzu

(Encyclopedia)Chuang-tzu or Chuang-tze both: jwäng-dzŭ [key], c.369–c.286 b.c., Chinese Taoist writer. Little is known about his life. He was a native of the state of Meng, on the border of present-day Shandong...

Francis Ferdinand

(Encyclopedia)Francis Ferdinand, 1863–1914, Austrian archduke, heir apparent (after 1889) of his uncle, Emperor Francis Joseph. In 1900 he married a Czech, Sophie Chotek. She was made duchess of Hohenberg, but be...