dating: Potassium–argon methods: …1938 by the American geophysicist Lyman T. Aldrich and A.O. Nier, the method has evolved into one of the most versatile and widely employed methods available. Potassium is one of the 10 most abundant elements that together make up 99 percent of Earth’s crust and is therefore a major constituent…

Nelson W. Aldrich was an American Republican politician and financier who represented Rhode Island in the U.S. House of Representatives (1879–81) and later the Senate (1881–1911). His work on the Aldrich-Vreeland Currency Act of 1908 and his chairmanship of the National Monetary Commission

Nelson W. Aldrich was an American Republican politician and financier who represented Rhode Island in the U.S. House of Representatives (1879–81) and later the Senate (1881–1911). His work on the Aldrich-Vreeland Currency Act of 1908 and his chairmanship of the National Monetary Commission

Robert Aldrich was an American director who earned his reputation with realistic and socially conscious films that were often marked by violence. His notable movies included the classics What Ever Happened to Baby Jane? (1962) and The Dirty Dozen (1967). (Read Martin Scorsese’s Britannica essay on

Thomas Bailey Aldrich was a poet, short-story writer, and editor whose use of the surprise ending influenced the development of the short story. He drew upon his childhood experiences in New Hampshire in his popular classic The Story of a Bad Boy (1870). Aldrich left school at 13 to work as a

Ira Frederick Aldridge was an American-born English tragedian, considered one of the greatest interpreters of his day. Aldridge performed in his teens at the African Grove Theatre in New York City, the first theatre in the United States that catered to and was managed by African Americans. He

aldrin (C12H8Cl6), one of the several isomers (compounds with the same composition but different structures) of hexachlorohexahydrodimethanonaphthalene, a chlorinated hydrocarbon formerly used as an insecticide. Aldrin was first prepared in the late 1940s and is manufactured by the reaction of

Buzz Aldrin is an American astronaut who was the second person to set foot on the Moon. A graduate of the U.S. Military Academy, West Point, New York (1951), Aldrin became an air force pilot. He flew 66 combat missions during the Korean War, where he flew F-86 “Sabre” aircraft as part of the 51st

Buzz Aldrin is an American astronaut who was the second person to set foot on the Moon. A graduate of the U.S. Military Academy, West Point, New York (1951), Aldrin became an air force pilot. He flew 66 combat missions during the Korean War, where he flew F-86 “Sabre” aircraft as part of the 51st

carnivorous plant: Major families: … contains only one species, the waterwheel plant (A. vesiculosa), which is sometimes grown in aquaria as a curiosity. Similarly, the genus Dionaea consists of only the Venus flytrap (D. muscipula), well known for its quick-acting snap trap and commonly sold as a novelty. Once classified within Droseraceae, the Portuguese sundew…

Ulisse Aldrovandi was a Renaissance naturalist and physician noted for his systematic and accurate observations of animals, plants, and minerals. After studying mathematics, Latin, law, and philosophy, Aldrovandi went to Padua in about 1545 to continue his studies. There he began to study medicine,

ale, fermented malt beverage, full-bodied and somewhat bitter, with strong flavour and aroma of hops. Popular in England, where the term is now synonymous with beer, ale was until the late 17th century an unhopped brew of yeast, water, and malt, beer being the same brew with hops added. Modern ale

costmary, (Tanacetum balsamita), aromatic perennial herb of the aster family (Asteraceae) with yellow button-shaped flowers. Its bitter, slightly lemony leaves may be used fresh in salads and fresh or dried as a flavouring, particularly for meats, poultry, and English ale. The dried leaves are also

measurement system: The English system: …231 cubic inches; however, the ale gallon was retained at 282 cubic inches. There were also a corn gallon and an older, slightly smaller wine gallon. There were many other attempts made at standardization besides these, but it was not until the 19th century that a major overhaul occurred.

Tomás Gutiérrez Alea was a Cuban film director. After earning a law degree in Cuba, he studied filmmaking in Rome (1951–53). A supporter of Fidel Castro, he helped develop Cuba’s film industry after 1959 and made the communist regime’s first official feature film, Stories of the Revolution (1960).

Girolamo Aleandro was a cardinal and Humanist who was an important opponent of the Lutheran Reformation. A remarkable scholar, particularly of classical languages, Aleandro was in his youth closely associated with the Dutch Humanist Erasmus. He lectured at Venice, Orléans (France), and Paris, where

Girolamo Aleandro was a cardinal and Humanist who was an important opponent of the Lutheran Reformation. A remarkable scholar, particularly of classical languages, Aleandro was in his youth closely associated with the Dutch Humanist Erasmus. He lectured at Venice, Orléans (France), and Paris, where

Aleardo, Count Aleardi was a poet, patriot, and political figure, an archetype of the 19th-century Italian poet-patriots. His love poems and passionate diatribes against the Austrian government brought him renown. Brought up in Verona, then controlled by Austria, he studied law at the University of

Aleardo, Count Aleardi was a poet, patriot, and political figure, an archetype of the 19th-century Italian poet-patriots. His love poems and passionate diatribes against the Austrian government brought him renown. Brought up in Verona, then controlled by Austria, he studied law at the University of

aleatory music, (aleatory from Latin alea, “dice”), 20th-century music in which chance or indeterminate elements are left for the performer to realize. The term is a loose one, describing compositions with strictly demarcated areas for improvisation according to specific directions and also

American Legislative Exchange Council (ALEC), American nonprofit organization whose members draft and promulgate model state legislation and legislative policies designed to advance corporate interests and to promote conservative positions on a range of political, economic, and social issues. The

Alec Baldwin: Personal life, activism, and other work: …hosted a weekly talk show, The Alec Baldwin Show, which aired on ABC. The memoir Nevertheless was published in 2017.

Ethiopia: Daily life and social customs: …typical dishes are wats and alechas, stews redolent with spices and aromatic vegetables. The wat is further enhanced by the addition of berbere, a complex seasoning paste made incendiary by dried hot chilies. The wat or alecha may contain beef, goat, lamb, chicken, hard-boiled eggs, or fish. Berbere and other…

COBRA: …Guillaume van Beverloo), Constant (Nieuwenhuis), Pierre Alechinsky, Lucebert (Lubertus Jacobus Swaanswijk), and Jean Atlan. Influenced by poetry, film, folk art, children’s art, and primitive art, the semiabstract canvases by these artists display brilliant colour and spontaneous, violent brushwork that is akin to American Action painting. The human figure, treated in…

Vasile Alecsandri was a lyric poet and dramatist, the first collector of Romanian popular songs to emphasize their aesthetic values and a leader of the movement for the union of the Romanian principalities. Alecsandri was educated at Iaşi and subsequently in Paris (1834–39). In the 1840s he was

pompano: The African pompano, or threadfish, also of the family Carangidae, is Alectis crinitis of the Atlantic and eastern Pacific oceans. It is about 90 cm long and, especially when young, has very long, threadlike rays extending from the dorsal and anal fins.

fungus: Form and function of lichens: Alectoria and Cladonia have haustoria that do not penetrate far beyond the algal cell wall. A few phycobionts, such as Coccomyxa and Stichococcus, which are not penetrated by haustoria, have thin-walled cells that are pressed close to fungal hyphae.

fungus: Form and function of lichens: Alectoria and Cladonia have haustoria that do not penetrate far beyond the algal cell wall. A few phycobionts, such as Coccomyxa and Stichococcus, which are not penetrated by haustoria, have thin-walled cells that are pressed close to fungal hyphae.

chukar, popular small game bird, a species of partridge

galliform: Nesting: …one species of brush turkey, Alectura lathami, indicate that the frequent opening of the mound may be as important for ventilation as for temperature control.

aleph-null (ℵ0), in mathematics, the cardinality of the infinite set of natural numbers {1, 2, 3, …}. The cardinality, or cardinal number, of a set is the number of elements of a set. For example, the number 3 is the cardinality of the set {1, 2, 3} as well as of any set that can be put into a

history of logic: The continuum problem and the axiom of constructibility: …natural numbers, called ℵ1 (aleph-one), is equal to the cardinality of the set of all real numbers. The continuum hypothesis states that ℵ1 is the second infinite cardinal—in other words, there does not exist any cardinality strictly between ℵo and ℵ1. Despite its prominence, the problem of the continuum…

Caetano da Costa Alegre was the first significant black African poet writing in Portuguese to deal with the theme of blackness. He was the literary ancestor to the later, more vehement modern poets. Alegre was born into a creole family but moved in 1882 to Portugal, where he enrolled in the Medical

Paraguay: The Horacio Cartes presidency: …country, defeated the Liberal Party’s Efraín Alegre by capturing some 46 percent of the vote to about 37 percent for Alegre. By late 2015 Cartes had reneged on his initial promise to clamp down on endemic corruption in the public administration by appointing individuals to senior posts on the basis…

Portuguese literature: From monarchy to republic: …novel of social concern with Alegria breve (1965; “Brief Joy”) and explored the evanescent moods of the past and the idea of death in Para sempre (1983; “Forever”).

Ciro Alegría was a Peruvian novelist and activist who wrote about the lives of the Peruvian Indians. Educated at the National College of San Juan, Alegría acquired a firsthand knowledge of Indian life in his native province of Huamachuco; this first appeared in his novel La serpiente de oro (1935;

Claribel Alegría was a Nicaraguan Salvadoran poet, essayist, and journalist who was a major voice in the literature of contemporary Central America. Noted for her testimonio (testament) concerning the Sandinista revolution in Nicaragua, she was best known in the United States for the bilingual

tavern: These were followed by alehouses, which were run by women (alewives) and marked by a broom stuck out above the door. The English inns of the Middle Ages were sanctuaries of wayfaring strangers, cutthroats, thieves, and political malcontents. The tavern, the predecessor of the modern restaurant, originated the custom…

Sholem Aleichem was a popular author, a humorist noted for his many Yiddish stories of life in the shtetl. He is one of the preeminent classical writers of modern Yiddish literature. Drawn to writing as a youth, he became a private tutor of Russian at age 17. He later served in the Russian

Sholem Aleichem was a popular author, a humorist noted for his many Yiddish stories of life in the shtetl. He is one of the preeminent classical writers of modern Yiddish literature. Drawn to writing as a youth, he became a private tutor of Russian at age 17. He later served in the Russian

Sholem Aleichem was a popular author, a humorist noted for his many Yiddish stories of life in the shtetl. He is one of the preeminent classical writers of modern Yiddish literature. Drawn to writing as a youth, he became a private tutor of Russian at age 17. He later served in the Russian

Aleijadinho was a prolific and influential Brazilian sculptor and architect whose Rococo statuary and religious articles complement the dramatic sobriety of his churches. Aleijadinho, the son of the Portuguese architect Manoel Francisco Lisboa and an African woman, was born with a degenerative

Vicente Aleixandre was a Spanish poet, a member of the Generation of 1927, who received the Nobel Prize for Literature in 1977. He was strongly influenced by the Surrealist technique of poetic composition. Aleixandre was the son of a railway engineer. He studied law and business management and from

Juan Fernández Islands: …Isla Alejandro Selkirk (also called Isla Más Afuera), 100 miles to the west; and an islet, Isla Santa Clara, southwest of Isla Robinson Crusoe.

reggaeton: …but a new generation, namely Rauw Alejandro, sought to keep reggaeton evolving. He often incorporated elements from electronic dance music and other styles.

Alexander Alekhine was a world champion chess player from 1927 to 1935 and from 1937 until his death, noted for using a great variety of attacks. (Read Garry Kasparov’s Britannica essay on chess & Deep Blue.) Alekhine was a precocious chess player, becoming a master at age 16 and a grandmaster at

Alexander Alekhine was a world champion chess player from 1927 to 1935 and from 1937 until his death, noted for using a great variety of attacks. (Read Garry Kasparov’s Britannica essay on chess & Deep Blue.) Alekhine was a precocious chess player, becoming a master at age 16 and a grandmaster at

Alexander III was the emperor of Russia from 1881 to 1894, an opponent of representative government, and a supporter of Russian nationalism. He adopted programs, based on the concepts of Orthodoxy, autocracy, and narodnost (a belief in the Russian people), that included the Russification of

The defining match in American Matt Ghaffari’s career as a Greco-Roman wrestler took place at the 1996 Olympic Games in Atlanta, Georgia, when the only thing standing between Ghaffari and a gold medal in the 286-pound (130-kilogram) division was the most dominating wrestler in Olympic

Saint Alexander Nevsky ; canonized in Russian Church 1547; feast days November 23, August 30) was a prince of Novgorod (1236–52) and of Kiev (1246–52) and grand prince of Vladimir (1252–63), who halted the eastward drive of the Germans and Swedes but collaborated with the Mongols in imposing their

Alexander II was the emperor of Russia (1855–81). His liberal education and distress at the outcome of the Crimean War, which had demonstrated Russia’s backwardness, inspired him toward a great program of domestic reforms, the most important being the emancipation (1861) of the serfs. A period of

Alexander I was the emperor of Russia (1801–25), who alternately fought and befriended Napoleon I during the Napoleonic Wars but who ultimately (1813–15) helped form the coalition that defeated the emperor of the French. He took part in the Congress of Vienna (1814–15), drove for the establishment

Saint Alexander Nevsky ; canonized in Russian Church 1547; feast days November 23, August 30) was a prince of Novgorod (1236–52) and of Kiev (1246–52) and grand prince of Vladimir (1252–63), who halted the eastward drive of the Germans and Swedes but collaborated with the Mongols in imposing their

Alexandra was the consort of the Russian emperor Nicholas II. Her misrule while the emperor was commanding the Russian forces during World War I precipitated the collapse of the imperial government in March 1917. A granddaughter of Queen Victoria and daughter of Louis IV, grand duke of

Jonas Aistis was a poet whose lyrics are considered among the best in Lithuanian literature and who was the first modern Lithuanian poet to turn to personal expression. Aistis studied literature at the University of Kaunas and in 1936 went to France to study French literature at the University of

Oleksandriya, city, south-central Ukraine, on the Inhulets River. Founded as Usivka in the early 18th century, it was renamed Becheyu (also Becha, or Bechka) in the 1750s, Oleksandriysk in 1784, and Oleksandriya shortly thereafter. The nearby lignite (brown coal) field was used beginning in the

History of film: Postsynchronization: Grigory Aleksandrov denounced synchronous sound in favor of asynchronous, contrapuntal sound—sound that would counterpoint the images it accompanied to become another dynamic element in the montage process. Like the practical editing problem, the theoretical debate over the appropriate use of sound was eventually resolved by…

Pavel Sergeevich Aleksandrov was a Russian mathematician who made important contributions to topology. In 1897 Aleksandrov moved with his family to Smolensk, where his father had accepted a position as a surgeon with the Smolensk State Hospital. His early education was supplied by his mother, who

Pavel Sergeevich Aleksandrov was a Russian mathematician who made important contributions to topology. In 1897 Aleksandrov moved with his family to Smolensk, where his father had accepted a position as a surgeon with the Smolensk State Hospital. His early education was supplied by his mother, who

Internal Macedonian Revolutionary Organization: …pro-Bulgarian wing of IMRO under Todor Aleksandrov assassinated Bulgaria’s prime minister, Aleksandŭr Stamboliyski, in 1923. The next year Aleksandrov himself was assassinated, at which time Alexander Protogerov assumed control of the organization, only to be displaced by Ivan Mihailov. The Mihailovists, as they were known, continued to identify closely with…

Belogorsk, city, Amur oblast (region), far eastern Russia. Situated in the Zeya-Bureya Plain and on the Tom River, it was founded in 1860 and became a city in 1926. It is a rail junction and an agricultural centre in a wheat-producing area with food-processing industries. Pop. (2005 est.)

Zaporizhzhya, city, southeastern Ukraine, on the Dnieper River just below its former rapids. It is the administrative centre of Zaporizhzhya oblast (province). In 1770 the fortress of Oleksandrivsk was established to ensure government control over the Zaporozhian Cossacks, whose headquarters were

Shakhty, city, Rostov oblast (region), western Russia. It lies along the upper Grushevka River, 47 miles (75 km) northeast of Rostov-na-Donu. Shakhty developed in the early 19th century as a coal-mining centre and became a city in 1881. It is now the main city of the eastern end of the Donets Basin

Aleksandrovsk-Sakhalinsky, city, west-central Sakhalin oblast (region), far-eastern Siberia, Russia. It lies on the western coast of Sakhalin Island on the Tatar Strait. Aleksandrovsk-Sakhalinsky was founded in 1881 as a centre for penal settlements. In 1890 the writer Anton Chekhov lived there

Novosibirsk, city, administrative centre of Novosibirsk oblast (region) and the chief city of western Siberia, in south-central Russia. It lies along the Ob River where the latter is crossed by the Trans-Siberian Railroad. It developed after the village of Krivoshchekovo on the left bank was chosen

Mikhail Vasilyevich Alekseyev was the commander in chief of the Russian Army for two months in World War I and a military and political leader of the White (anti-Bolshevik) forces in the Russian Civil War that followed the Russian Revolution of October 1917. The son of a private soldier, Alekseyev

Central Asian arts: Neolithic and Metal Age cultures: The settlement and cemetery of Alekseevskoe (present Tenlyk), some 400 miles (600 kilometres) south of Yekaterinburg (formerly Sverdlovsk), is especially important, because its earth houses were designed for permanent habitation. Their roofs rested on logs, and each dwelling had a central hearth used for heating purposes with side hearths intended…

Alexis I was the Russian Orthodox Patriarch of Moscow and All Russia (1945–70) whose allegiance to the Soviet government helped him strengthen the structure of the church within an officially atheistic country. Born to an aristocratic family, Simansky received a law degree from the University of

Aleksey II was the Russian Orthodox Patriarch of Moscow and All Russia from 1990 to 2008. Ridiger graduated from Leningrad Theological Academy in 1953 and was consecrated an archbishop in the Russian Orthodox Church in 1964. From 1968 to 1986 he was metropolitan of Tallinn and Estonia; in July 1986

Alexis was the only son of Nicholas II, the last tsar of Russia, and the tsarina Alexandra. He was the first male heir born to a reigning tsar since the 17th century. Alexis was a hemophiliac, and at that time there was no medical treatment that could alleviate his condition or lessen his

St. Alexis ; canonized 1448; feast day October 5) was the metropolitan of Moscow from 1354 to 1378 and the first representative of the Russian Orthodox Church to take a truly active role in governing Russia. Alexis became regent during the short reign of Ivan the Fair (1353–59),

Alexis I was the Russian Orthodox Patriarch of Moscow and All Russia (1945–70) whose allegiance to the Soviet government helped him strengthen the structure of the church within an officially atheistic country. Born to an aristocratic family, Simansky received a law degree from the University of

Aleksey II was the Russian Orthodox Patriarch of Moscow and All Russia from 1990 to 2008. Ridiger graduated from Leningrad Theological Academy in 1953 and was consecrated an archbishop in the Russian Orthodox Church in 1964. From 1968 to 1986 he was metropolitan of Tallinn and Estonia; in July 1986

Alexis was the tsar of Russia from 1645 to 1676. The son of Michael, the first Romanov monarch of Russia (reigned 1613–45), Alexis received a superficial education from his tutor Boris Ivanovich Morozov before acceding to the throne at the age of 16. Morozov, who was also Alexis’s brother-in-law,

Alexis was the only son of Nicholas II, the last tsar of Russia, and the tsarina Alexandra. He was the first male heir born to a reigning tsar since the 17th century. Alexis was a hemophiliac, and at that time there was no medical treatment that could alleviate his condition or lessen his

Alexis was the heir to the throne of Russia, who was accused of trying to overthrow his father, Peter I the Great. After his mother, Eudoxia, was forced to enter a convent (1698), Alexis was brought up by his aunts and, after 1702, was educated by the tutor Baron Heinrich von Huyssen. Although he

St. Alexis ; canonized 1448; feast day October 5) was the metropolitan of Moscow from 1354 to 1378 and the first representative of the Russian Orthodox Church to take a truly active role in governing Russia. Alexis became regent during the short reign of Ivan the Fair (1353–59),

St. Alexis ; canonized 1448; feast day October 5) was the metropolitan of Moscow from 1354 to 1378 and the first representative of the Russian Orthodox Church to take a truly active role in governing Russia. Alexis became regent during the short reign of Ivan the Fair (1353–59),

Konstantin Stanislavsky: …his family and called the Alekseyev Circle. Although initially an awkward performer, Stanislavsky obsessively worked on his shortcomings of voice, diction, and body movement. His thoroughness and his preoccupation with all aspects of a production came to distinguish him from other members of the Alekseyev Circle, and he gradually became…

Alexandre Alexeïeff was a Russian-born French filmmaker who invented the pinscreen method of animation with his collaborator (later his wife), the animator Claire Parker (1910–81). Alexeïeff spent his childhood near Istanbul and studied at a naval college in St. Petersburg. After the Russian

Konstantin Stanislavsky was a Russian actor, director, and producer, founder of the Moscow Art Theatre (opened 1898). He is best known for developing the system or theory of acting called the Stanislavsky system, or Stanislavsky method. (Read Lee Strasberg’s 1959 Britannica essay on Stanislavsky.)

Mikhail Vasilyevich Alekseyev was the commander in chief of the Russian Army for two months in World War I and a military and political leader of the White (anti-Bolshevik) forces in the Russian Civil War that followed the Russian Revolution of October 1917. The son of a private soldier, Alekseyev

Vasily Ivanovich Alekseyev was a Soviet weightlifter, arguably the greatest super heavyweight lifter of all time. Between 1970 and 1978 he set some 80 world records and won two Olympic gold medals. Alekseyev was the son of a lumberjack. At age 12 he was felling trees and lifting logs for exercise,

Catherine I was a peasant woman of Baltic (probably Lithuanian) birth who became the second wife of Peter I the Great and empress of Russia (1725–27). Orphaned at the age of three, Marta Skowronska was raised by a Lutheran pastor in Marienburg (modern Alūksne, Latvia). When the Russians seized

Svobodny, city and centre of Svobodny rayon (sector), Amur oblast (region), southeastern Russia. It is situated on the right bank of the Zeya River, which is a tributary of the Amur River, and on the Trans-Siberian Railroad. Svobodny was founded in 1912. It is now an important transportation

Aleksin, city, Tula oblast (province), western Russia, on the Oka River, 40 miles (65 km) northwest of Tula city. Aleksin, first documented in 1236, was at first a fortress, then a river port. The decline of river trade adversely affected the city, but since the October Revolution (1917) it has

Aleksey II was the Russian Orthodox Patriarch of Moscow and All Russia from 1990 to 2008. Ridiger graduated from Leningrad Theological Academy in 1953 and was consecrated an archbishop in the Russian Orthodox Church in 1964. From 1968 to 1986 he was metropolitan of Tallinn and Estonia; in July 1986

Nicaragua: Nicaragua from 1990 to 2006: …lost to the AL’s candidate, Arnoldo Alemán Lacayo, a former mayor of Managua and allegedly a sympathizer of former dictator Anastasio Somoza Debayle. During Alemán’s tenure (1997–2002) Nicaragua’s economy enjoyed a modest recovery, fueled by foreign aid, debt forgiveness, and remittances from abroad, but his administration was also beset by…

Mateo Alemán was a Spanish novelist, a master stylist best known for his early, highly popular picaresque novel, Guzmán de Alfarache. Descended from Jews who had been forcibly converted to Catholicism, Alemán expressed many aspects of the experiences and feelings of the New Christians in

Miguel Alemán was the president of Mexico from 1946 to 1952. The son of a village shopkeeper, Alemán studied law and set up practice in Mexico City, specializing in labour cases. Appointed senator from Veracruz, he became governor of the state in 1936. In 1940 he resigned to manage the successful

Alemanni, a Germanic people first mentioned in connection with the Roman attack on them in ad 213. In the following decades, their pressure on the Roman provinces became severe; they occupied the Agri Decumates c. 260, and late in the 5th century they expanded into Alsace and northern Switzerland,

German language: Other major dialects: Alemannic dialects, which developed in the southwestern part of the Germanic speech area, differ considerably in sound system and grammar from standard High German. These dialects are spoken in Switzerland, western Austria, Swabia, and Liechtenstein and in the Alsace region of France. Yiddish, the language…

Rome: Capital of a united Italy: …defeated by the right-wing candidate, Gianni Alemanno, known for his past ties to the neofascist movement.

Jean Le Rond d’Alembert was a French mathematician, philosopher, and writer, who achieved fame as a mathematician and scientist before acquiring a considerable reputation as a contributor to and editor of the famous Encyclopédie. The illegitimate son of a famous hostess, Mme de Tencin, and one of

alembic, apparatus for distillation used chiefly by alchemists. It was rendered obsolete and superseded by more convenient forms of stills for both experimental and industrial purposes. It consisted essentially of three parts: a gourdlike vessel containing the material to be distilled, called the

Alentejo, region and historical province of south-central Portugal. It lies southeast of the Tagus (Tejo) River and is bounded on the east by the Spanish frontier and on the southwest by the Atlantic Ocean. It is an almost featureless tableland of less than 650 feet (200 m) in elevation in the

multiple sclerosis: Treatment of multiple sclerosis: Another monoclonal antibody, called Alemtuzumab (Lemtrada), which is used to treat chronic lymphocytic leukemia, also binds to the cell membrane of lymphocytes but works by stimulating antibody-mediated destruction of the cells. In clinical trials in patients with early-stage RRMS, this agent not only stopped progression of the disease but…

Chrysler Building: …New York City, designed by William Van Alen and often cited as the epitome of the Art Deco skyscraper. Its sunburst-patterned stainless steel spire remains one of the most striking features of the Manhattan skyline. Built between 1928 and 1930, the Chrysler Building was briefly the tallest in the world,…

José de Alencar was a journalist, novelist, and playwright whose novel O Guarani (1857; “The Guarani Indian”) initiated the vogue of the Brazilian Indianista novel (romantic tales of indigenous life incorporating vocabulary of Amerindian origin referring to flora, fauna, and tribal customs). O

José de Alencar was a journalist, novelist, and playwright whose novel O Guarani (1857; “The Guarani Indian”) initiated the vogue of the Brazilian Indianista novel (romantic tales of indigenous life incorporating vocabulary of Amerindian origin referring to flora, fauna, and tribal customs). O