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Kiarostami, Abbas

(Encyclopedia)Kiarostami, Abbas ăbôˈsā kēyôˈrōmămēˌ [key], 1940–2016, Iranian filmmaker. Widely acclaimed as Iran's greatest film director, he typically explores the lives of ordinary Iranians in his f...

Witelo of Silesia

(Encyclopedia)Witelo of Silesia or Vitelo, c.1230–75, Silesian physicist, philosopher, and theologian. He studied in Paris and Padua and spent time at the papal palace in Viterbo, Italy. His ten-volume work on op...

Narva, river, Estonia and Russia

(Encyclopedia)Narva, river, c.50 mi (80 km) long, rising in Lake Peipus (Chudskoye), E Estonia, and flowing northeast past the city of Narva into the Gulf of Finland. It forms the border between Estonia and Russia....

Gómez y Báez, Máximo

(Encyclopedia)Gómez y Báez, Máximo ē bäˈās [key], 1836–1905, Cuban revolutionary, b. Dominican Republic. He served in the Spanish army but joined the Cuban revolutionists in 1868 and became commander in ch...

Charles I, king of England, Scotland, and Ireland

(Encyclopedia)Charles I, 1600–1649, king of England, Scotland, and Ireland (1625–49), second son of James I and Anne of Denmark. There were no decisive victories in the civil war until Charles was defeated at...

Cyrus the Younger

(Encyclopedia)Cyrus the Younger, d. 401 b.c., Persian prince, younger son of Darius II and Parysatis. He was his mother's favorite, and she managed to get several satrapies in Asia Minor for him when he was very yo...

centripetal force and centrifugal force

(Encyclopedia)CE5 Centripetal and centrifugal forces: When a ball is swung in a circle at the end of a string, centripetal and centrifugal forces act as shown above. centripetal force and centrifugal force, act...

Paraguay, river, Brazil and Paraguay

(Encyclopedia)Paraguay, river, c.1,300 mi (2,090 km) long, rising in the highlands of central Mato Grosso state, Brazil. Flowing generally southward, it forms the border between Brazil and Paraguay in the pantanal,...

Xenophon

(Encyclopedia)Xenophon zĕnˈəfən [key], c.430 b.c.–c.355 b.c., Greek historian, b. Athens. He was one of the well-to-do young disciples of Socrates before leaving Athens to join the Greek force (the Ten Thousa...