Chief town of the M'zab (q.v.) Oasis, north-central Algeria. It lies along the left bank of the Oued (wadi) Mzab in the northern Sahara (Desert). Founded in the 11th century, it was built around the cave (ghar) reputedly inhabited by the female saint Daïa (the cave is still venerated by M'zabite women). Ghardaïa is a fortified town with white and red clay houses that rise in terraces and
As a teenager Arenas joined the revolution that brought Fidel Castro to power in 1959. He moved to Havana in 1961 and became a researcher in the José Martí National Library (1963–68), an editor for the Cuban Book Institute
Hawkwood, Sir John
The son of a tanner, Hawkwood chose a soldier's career, serving in the French wars of Edward III, who probably bestowed a knighthood on him. After the Treaty of Brétigny temporarily ended Anglo-French hostilities (1360), Hawkwood became the leader
Ubico received a commission in the Guatemalan army in 1897, distinguished himself in several campaigns, and rose to the rank of colonel. In 1907 he was appointed governor of Alta Verapaz and in 1911 governor of Retalhuleu, where he served with efficiency and honesty. In the following
Systemic Circulation
In physiology, the circuit of vessels supplying oxygenated blood to and returning deoxygenated blood from the tissues of the body, as distinguished from the pulmonary circulation. Blood is pumped from the left ventricle of the heart through the aorta and arterial branches to the arterioles and through capillaries, where it reaches an equilibrium with the tissue
Mechanical weathering, which physically breaks down coarse particles into finer grains, is the most significant process in the formation of desert soils. Quartz sand abounds, covering more than a third of the desert surface. Granular debris from the Precambrian crystalline basement forms pebbly fans about the bases of hills. Sands and silts are washed down to
Any of a group of strong, corrosion-resistant alloys of copper containing from 4 to 15 percent aluminum and small amounts of other metals, used to make many machine parts and tools. Because of their golden colour and high tarnish resistance, the alloys are also used for jewelry and in architecture. Their resistance to oxidation at high temperatures and to corrosion, particularly
Natural History Museum
The museum was formerly an integral part of the British
Chancellor of France who succeeded in temporarily (1771–74) depriving the Parlements (high courts of justice) of the political powers that had enabled them to block the reforms proposed by the ministers of King Louis XV. By rescinding Maupeou's measures, King Louis XVI (reigned 1774–92) lost his opportunity to institute fundamental reforms that might
Kate Nichols was of a wealthy family and was privately educated. In November 1874 she married Spencer Trask, a banker and financier. Although she had had literary leanings
T'ien
As a god, T'ien is sometimes perceived to be an impersonal power in contrast to Shang-ti (“Supreme Ruler”), but the two are closely identified and the terms frequently used synonymously. Evidence suggests
Spanish Bahia De La Academia, bay at the south end of Santa Cruz (Indefatigable) Island (one of the Galapagos Islands), about 600 miles (965 km) west of Ecuador, in the eastern Pacific Ocean. Named in 1905 by the California Academy of Sciences Expedition, it is the site of the Charles Darwin Research Station, which was established in 1959 to study and preserve the Galapagos Islands' flora and fauna. The bay also serves as
Church Of Jesus Christ Of Latter-day Saints
The largest denomination of the Mormon religion. See Mormon.
Capacities are available up to many thousands of cu ft per minute, operating in the pressure range of 10-3 to below 10-11 torr. The full speed of the pump, which only pumps chemically reactive gases, is developed at pressures below 10-5 torr. In this type of pump, titanium is sublimed onto the pump walls from either a resistance or an electron-beam heated source. Active gases are pumped
He forsook the vacillating foreign policy of his father, John George II, and in June 1683 joined an alliance against France. Having raised the first standing army in the electorate, he helped to drive the Turks from Vienna in September 1680, leading his men with great gallantry; but, disgusted with the attitude
Muna Island
Indonesian Pulau Muna , Dutch Moena Eiland island and kabupaten (regency), Sulawesi Tenggara provinsi (“province”), Indonesia. The island lies in the Flores Sea south of the southeastern arm of Celebes. With an area of 658 square miles (1,704 square km), it has a hilly surface, rising to 1,460 feet (445 m). The north and northeast have teak forests. The Muna, a Muslim people speaking an Austronesian language, practice a simple agriculture,
Ruler of Anshan c. 600–559 BC. Cambyses was the son of Cyrus I and succeeded his father in Anshan (northwest of Susa in Elam) as a vassal of King Astyages of Media. According to the 5th-century-BC Greek historian Herodotus, Cambyses married a daughter of Astyages, by whom he became the father of Cyrus II the Great.
Berbera
Port, northwestern Somalia, on the Gulf of Aden. It lies at the terminus of roads from the towns of Hargeysa and Burko and has an airport. Known during classical times and to Ibn Sa'id (d. 1286) and other early Arab geographers, Berbera was one of the Muslim settlements of the medieval state of Adal. It was sacked by the Portuguese in 1518 and occupied by the sharifs of Mocha in the 17th century,
Any plant of the genus Jacaranda (family Bignoniaceae), especially the two ornamental trees J. mimosifolia and J. cuspidifolia. They are widely grown in warm parts of the world and in greenhouses for their showy blue or violet flowers and attractive, oppositely paired, compound leaves. The genus includes about 50 species native to Central and South America and to the
Faguet was educated at Poitiers and at the École Normale in Paris. He served as drama critic (1888–1907) for the Journal des Débats, was appointed to a chair at the Sorbonne in 1890, and was elected to the French Academy in 1900. He contributed
Hernando also spelled Fernando Spanish explorer and conquistador who participated in the conquests of Central America and Peru and, in the course of exploring what was to become the southeastern United States, discovered the Mississippi River.
Corbel
In architecture, bracket or weight-carrying member, built deeply into the wall so that the pressure on its embedded portion counteracts any tendency to overturn or fall outward. The name derives from a French word meaning crow, because of the corbel's beaklike shape. Corbels may be individual pieces of stone, separate from each other like brackets, as in the case of
Meanwhile, the task of writing a constitution for the republic could no longer be postponed. The assembly began its deliberations in 1873; in 1875 it adopted a series of fundamental laws, which, taken collectively, came to be known as the constitution of the Third Republic. A patchwork compromise, it established a two-house legislature (with an indirectly elected Senate as a
Although Buysse, like the sons of most wealthy Flemings, received a French education, he early devoted himself to writing primarily in Flemish. In 1893 he cofounded and coedited Van nu en straks (1893–1901; “Of Now and Later”), an innovative and influential
South Arabic Language
Semitic language of southern Arabia and the island of Socotra. South Arabic belongs to the Southern Peripheral group of Semitic languages, along with Ge'ez, Amharic, Tigré, Tigrinya, and the other Semitic languages of Ethiopia, Eritrea, and The Sudan. Modern dialects of the language include Mahri, Shahri (Ehkali), Harsusi, and Bathari on the Arabian shore of the Indian Ocean and Suqu
Laura Ingalls grew up in a family that moved frequently from one part of the American frontier to another. Her father took the family by covered wagon to Minnesota, Iowa, Missouri, Kansas, Indian Territory, and Dakota Territory. At age 15 she began teaching
Fu Hsing
Pinyin Fu Xing, in Chinese mythology, star god of happiness, one of the three stellar divinities known collectively as Fu-Shou-Lu. He is one of many Chinese gods who bestow happiness on their worshipers. Some say he is the same as Fu Shen (q.v.), the spirit of happiness. If so, Fu Hsing was a historical personage, probably a 6th-century mandarin called Yang Ch'eng, who was deified by the local residents
Political wing of the Provisional Irish Republican Army (IRA). Sinn Féin, organized in both Northern Ireland and the Republic of Ireland, is a Nationalist party in Northern Ireland, representing Roman Catholics who want to achieve a united Ireland through whatever means are necessary, including violence. The party was led by Gerry Adams from 1983.
Any of various secret cults of the Greco-Roman world that offered to individuals religious experiences not provided by the official public religions. They originated in tribal ceremonies that were performed by primitive peoples in many parts of the world. Whereas in these tribal communities almost every member of the clan or the village was initiated, initiation
Disease
A harmful deviation from the normal structural or functional state of an organism. A diseased organism commonly exhibits signs or symptoms indicative of its abnormal state. Thus, the normal condition of an organism must be understood in order to recognize the hallmarks of disease. Nevertheless, a sharp demarcation between disease and health is not always
Mountain mass in northeastern Tasmania, Australia, comprising a plateau of 30 square miles (78 square km) made up of igneous rock. It mostly lies above 4,500 feet (1,400 m), making it the highest land in the state. The loftiest portion stretches 7 miles (11 km) from Legge Peak (Legges Tor; 5,161 feet [1,573 m]) southeast to Stacks Bluff (5,010 feet [1,527 m]). The surface is also covered with many small hills and lakes. Ben Lomond
The second of the “illustrious generation,” comprising the sons of John I and Philippa of Lancaster, Pedro was present at the conquest of Ceuta from the Muslims in 1415 and later traveled abroad in Europe,
Ruling family in Afghanistan in the 19th and 20th centuries. The Barakzay brothers seized control of Afghanistan and in 1826 divided the region between them. Dost Mohammad Khan gained preeminence and founded the dynasty about 1837. Thereafter his descendants ruled in direct succession until 1929, when the reigning monarch abdicated and his cousin Mohammad Nader Khan was elected
Andaman And Nicobar Islands, The land
Some islands have flat coral-covered surfaces, while the others, such as Great Nicobar, are hilly. Great Nicobar, rising to 2,106 feet (642 metres) and containing numerous fast-flowing streams, is the only island with sufficient fresh surface water. Lying between latitudes 6°45¢ and 9°15¢ N, the Nicobars experience temperatures between 64° and 92° F (18° and 33° C). The southwest monsoon (May through September)
River, Sakha republic (Yakutia), far eastern Russia. It is one of the major rivers of northeastern Siberia. The Indigirka rises in the Verkhoyansk Mountains and flows 1,072 miles (1,726 km) north through the Chersky Range into the broad Indigirka lowland, most of which is in tundra vegetation, to enter the East Siberian Sea through an extensive delta. Its two main tributaries are
After the Exodus, Jethro visited the Hebrews encamped at the “mountain of God” and brought with him Moses' wife and sons. There he officiated at a sacrifice to God that was attended by Aaron and the elders of Israel. He
Photosynthesis, Evidence of two light reactions
Many lines of evidence support the concept of electron flow via two light reactions. An early study by the U.S. biochemist Robert Emerson employed the algae Chlorella, which was illuminated with red light alone, with blue light alone, and with red and blue light at the same time. Oxygen evolution was measured in each case. It was substantial with blue light alone but not
Although ill health interrupted his education, Rhys showed early promise and an innate love of books. In 1886 he became a poet and free-lance critic and editor in London.
By day the skimmer rests onshore, and at twilight the bird feeds, skimming calm, shallow water with the bill tip submerged;
Tenkalai
One of two Hindu subsects of the Srivaisnava, the other being the Vadakalai. Though the two sects use both Sanskrit and Tamil scriptures and centre their worship on Vishnu, the Tenkalai places greater reliance on the Tamil language and the Nalayira Prabandham, a collection of hymns by the Alvars, a group of South Indian mystics. The Tenkalai grew apart from the Vadakalai in the 14th
Together with his brother Cadwaladr, Owain led three expeditions (1136–37) against the English stronghold of Ceredigion to the south. The brothers ravaged the region and established themselves there. Upon his father's death in 1137, Owain took the throne of North
In Senegal, Joseph Gaï Ramaka's Karmen Geï translated Prosper Merimée's Carmen to modern Africa and a sexually more complex society, while Moussa Sene Absa's Madame Brouette was a lively music-driven story of independent women in revolt against feckless and self-serving men. From Chad, Mahamet Saleh Haroun's Abouna (Our Father) related the optimistic saga of two young
(Sanskrit: “All Accomplishing”), in Hindu mythology, the architect of the gods. The name was originally used as an epithet of any powerful god but later came to personify creative power. Visvakarman is the divine carpenter and master craftsman who fashioned the weapons of the gods and built their cities and chariots. He is the architect of the mythical city, Lanka, and is also
Calah
Founded in the 13th century BC by Shalmaneser I, Calah remained unimportant until King Ashurnasirpal II (reigned 883–859 BC) chose it as his royal seat and the military capital of Assyria. His extensive work on the
Most of the people of the surrounding area live in tribal communities and are engaged in agriculture, with rice, sugarcane, and oilseeds the biggest crops. The region also has rich mineral deposits, including
