• Rutan, Burt (American aircraft and spacecraft designer)

    Burt Rutan is an American aircraft and spacecraft designer who was perhaps best known for SpaceShipOne, which in 2004 became the first private crewed spacecraft. Rutan was raised in Dinuba, California, where he and his elder brother, Dick, developed a strong interest in flight at an early age.

  • Rutan, Dick (American aviator)

    Voyager: Piloted by Dick Rutan and Jeana Yeager, the craft took off on December 14 from Edwards Air Force Base, 60 miles (100 km) northeast of Los Angeles, and landed at that same base 9 days later after completing a course of 25,012 miles (40,251 km) around the…

  • Rutan, Elbert Leander (American aircraft and spacecraft designer)

    Burt Rutan is an American aircraft and spacecraft designer who was perhaps best known for SpaceShipOne, which in 2004 became the first private crewed spacecraft. Rutan was raised in Dinuba, California, where he and his elder brother, Dick, developed a strong interest in flight at an early age.

  • Rutebeuf (French poet)

    Rutebeuf was a French poet and jongleur whose pungent commentaries on the orders of society are considered the first expression of popular opinion in French literature. The lack of any contemporary reference to someone of this name has led scholars to suppose that he wrote under a pseudonym.

  • Rutebuef (French poet)

    Rutebeuf was a French poet and jongleur whose pungent commentaries on the orders of society are considered the first expression of popular opinion in French literature. The lack of any contemporary reference to someone of this name has led scholars to suppose that he wrote under a pseudonym.

  • Rutelinae (insect)

    shining leaf chafer, any member of the insect subfamily Rutelinae of the scarab family Scarabaeidae (order Coleoptera), including some of the most beautifully coloured and most destructive beetles. The iridescent and metallic colours of most species are produced by pigments in the integument

  • Rutelli, Francesco (Italian government official)

    Rome: Capital of a united Italy: …corruption scandals, a centre-left politician, Francesco Rutelli, was elected mayor of Rome in a runoff against right-wing candidate Gianfranco Fini. Rutelli proceeded to transform the city: he cracked down on illegal construction, worked toward ameliorating Rome’s traffic problems, and recommenced a series of blocked improvement projects. Meanwhile, the city’s service…

  • Rutenberg, Adolph (German journalist)

    Karl Marx: Early years: …intimate friend” of this period, Adolph Rutenberg, an older journalist who had served a prison sentence for his political radicalism, pressed for a deeper social involvement. By 1841 the Young Hegelians had become left republicans. Marx’s studies, meanwhile, were lagging. Urged by his friends, he submitted a doctoral dissertation to…

  • Rutgers College (university system, New Jersey, United States)

    Rutgers University, coeducational state institution of higher learning in New Jersey, U.S. One of the nine colonial colleges set up before the American Revolution, Rutgers was founded as Queen’s College, a private institution, in 1766 and was once affiliated with the Dutch Reformed Church. The

  • Rutgers University (university system, New Jersey, United States)

    Rutgers University, coeducational state institution of higher learning in New Jersey, U.S. One of the nine colonial colleges set up before the American Revolution, Rutgers was founded as Queen’s College, a private institution, in 1766 and was once affiliated with the Dutch Reformed Church. The

  • Rutgers, the State University of New Jersey (university system, New Jersey, United States)

    Rutgers University, coeducational state institution of higher learning in New Jersey, U.S. One of the nine colonial colleges set up before the American Revolution, Rutgers was founded as Queen’s College, a private institution, in 1766 and was once affiliated with the Dutch Reformed Church. The

  • Ruth (work by Gaskell)

    Elizabeth Cleghorn Gaskell: …for her next social novel, Ruth (1853). It offered an alternative to the seduced girl’s traditional progress to prostitution and an early grave.

  • Ruth (biblical figure)

    Ruth, biblical character, a woman who after being widowed remains with her husband’s mother. The story is told in the Book of Ruth, part of the biblical canon called Ketuvim, or Writings. Ruth’s story is celebrated during the Jewish festival of Shavuot, the Feast of Weeks, 50 days after Passover.

  • Ruth Lilly Poetry Prize

    Ruth Lilly Poetry Prize, annual prize given by the Poetry Foundation—an independent literary organization and publisher—to an American poet for lifetime achievement. The prize, which comes with an award of $100,000, was established in 1986 by philanthropist Ruth Lilly. It is considered one of the

  • Ruth, Babe (American baseball player)

    Babe Ruth was chosen as one of the first five members of the Baseball Hall of Fame in 1936, a year after he finished his career. He transformed baseball through his home-run hitting, which produced an offensive revolution in the sport. His accomplishments, together with his personal charisma and

  • Ruth, Book of (Old Testament)

    Book of Ruth, Old Testament book belonging to the third section of the biblical canon, known as the Ketuvim, or Writings. In the Hebrew Bible, Ruth stands with the Song of Solomon, Lamentations, Ecclesiastes, and Esther; together they make up the Megillot, five scrolls that are read at prescribed

  • Ruth, George Herman, Jr. (American baseball player)

    Babe Ruth was chosen as one of the first five members of the Baseball Hall of Fame in 1936, a year after he finished his career. He transformed baseball through his home-run hitting, which produced an offensive revolution in the sport. His accomplishments, together with his personal charisma and

  • Ruthene (people)

    Rusyn, any of several East Slavic peoples (modern-day Belarusians, Ukrainians, and Carpatho-Rusyns) and their languages. The name Rusyn is derived from Rus (Ruthenia), the name of the territory that they inhabited. The name Ruthenian derives from the Latin Ruthenus (singular), a term found in

  • Ruthenian (people)

    Rusyn, any of several East Slavic peoples (modern-day Belarusians, Ukrainians, and Carpatho-Rusyns) and their languages. The name Rusyn is derived from Rus (Ruthenia), the name of the territory that they inhabited. The name Ruthenian derives from the Latin Ruthenus (singular), a term found in

  • Ruthenian Catholic Church

    Ruthenian Catholic Church, an Eastern Catholic Christian church of the Byzantine rite, in communion with the Roman Catholic Church since the Union of Uzhhorod (or Uzhgorod) in 1646. Eastern Catholic churches generally have been associated with a national or ethnic group, preserving patterns of

  • Ruthenian Church

    Ruthenian Catholic Church, an Eastern Catholic Christian church of the Byzantine rite, in communion with the Roman Catholic Church since the Union of Uzhhorod (or Uzhgorod) in 1646. Eastern Catholic churches generally have been associated with a national or ethnic group, preserving patterns of

  • ruthenium (chemical element)

    ruthenium (Ru), chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table, used as an alloying agent to harden platinum and palladium. Silver-gray ruthenium metal looks like platinum but is rarer, harder, and more brittle. The Russian chemist Karl

  • ruthenium dioxide (chemical compound)

    conductive ceramics: Thick-film and thin-film resistors and electrodes: …ceramics are lead oxide (PbO), ruthenium dioxide (RuO2), bismuth ruthenate (Bi2Ru2O7), and bismuth iridate (Bi2Ir2O7). Like metals, these materials have overlapping electron energy bands and are therefore excellent electronic conductors. They are used as “inks” for screen printing resistors into thick-film microcircuits. Inks are pulverized conductor and glaze particles dispersed…

  • Rutherford (New Jersey, United States)

    Rutherford, borough (town), Bergen county, northeastern New Jersey, U.S. It lies 7 miles (11 km) southeast of Paterson, near the Passaic River. Laid out in 1862, the settlement was originally known as Boiling Springs. In 1875 it was renamed to honour John Rutherfurd, a U.S. senator from New Jersey

  • Rutherford atomic model (physics)

    Rutherford model, description of the structure of atoms proposed (1911) by the New Zealand-born physicist Ernest Rutherford. The model described the atom as a tiny, dense, positively charged core called a nucleus, in which nearly all the mass is concentrated, around which the light, negative

  • Rutherford backscattering spectroscopy (physics)

    surface analysis: Ion scattering spectroscopy and Rutherford backscattering: Rutherford backscattering spectroscopy (RBS, named after British physicist Ernest Rutherford) operates on the same principle as ISS. A primary ion beam is elastically scattered, and the energy and angle of the scattered ion yield information about the mass of the scattering atom in the sample.…

  • Rutherford model (physics)

    Rutherford model, description of the structure of atoms proposed (1911) by the New Zealand-born physicist Ernest Rutherford. The model described the atom as a tiny, dense, positively charged core called a nucleus, in which nearly all the mass is concentrated, around which the light, negative

  • Rutherford of Nelson and Cambridge, Ernest Rutherford, 1st baron (British physicist)

    Ernest Rutherford was a New Zealand-born British physicist considered the greatest experimentalist since Michael Faraday (1791–1867). Rutherford was the central figure in the study of radioactivity, and with his concept of the nuclear atom he led the exploration of nuclear physics. He won the Nobel

  • Rutherford value (physics)

    radiation: Ionization and chemical change: …a limit called the classical Rutherford value, after the British physicist Ernest Rutherford.

  • Rutherford, Dame Margaret (British actress)

    Dame Margaret Rutherford was an actress who was popular on the British stage and screen from the 1930s in roles as a lovable English eccentric. Rutherford was raised by two aunts who encouraged her interest in the theatre. After teaching piano for five years and elocution for three, she entered the

  • Rutherford, Daniel (British scientist)

    nitrogen: History: …recognized by a Scottish botanist, Daniel Rutherford (who was the first to publish his findings), by the British chemist Henry Cavendish, and by the British clergyman and scientist Joseph Priestley, who, with Scheele, is given credit for the discovery of oxygen. Later work showed the new gas to be a…

  • Rutherford, Ernest (British physicist)

    Ernest Rutherford was a New Zealand-born British physicist considered the greatest experimentalist since Michael Faraday (1791–1867). Rutherford was the central figure in the study of radioactivity, and with his concept of the nuclear atom he led the exploration of nuclear physics. He won the Nobel

  • Rutherford, Joseph Franklin (American religious leader and judge)

    new religious movement: Apocalyptic and millenarian movements: …Association), led from 1917 by Joseph Franklin Rutherford (1869–1942), continue to believe in the imminent return of Christ and the end of time.

  • Rutherford, Lord (British physicist)

    Ernest Rutherford was a New Zealand-born British physicist considered the greatest experimentalist since Michael Faraday (1791–1867). Rutherford was the central figure in the study of radioactivity, and with his concept of the nuclear atom he led the exploration of nuclear physics. He won the Nobel

  • Rutherford, Lucy (American paramour)

    Eleanor Roosevelt: …affair with her social secretary, Lucy Mercer. It was one of the most traumatic events in her life, as she later told Joseph Lash, her friend and biographer. Mindful of his political career and fearing the loss of his mother’s financial support, Franklin Roosevelt refused his wife’s offer of a…

  • Rutherford, Mark (British author)

    Mark Rutherford was an English novelist noted for his studies of Nonconformist experience. While training for the Independent ministry, White lost his faith and became disillusioned with what he saw as the narrowness of Nonconformist culture. He practiced journalism, then spent the rest of his life

  • Rutherford, Michael (British musician)

    Genesis: …1950, East Hoathly, East Sussex), Michael Rutherford (b. October 2, 1950, Guildford, Surrey), Phil Collins (b. January 31, 1951, London), and Steve Hackett (b. February 12, 1950, London).

  • Rutherford, Mike (British musician)

    Genesis: …1950, East Hoathly, East Sussex), Michael Rutherford (b. October 2, 1950, Guildford, Surrey), Phil Collins (b. January 31, 1951, London), and Steve Hackett (b. February 12, 1950, London).

  • rutherfordium (chemical element)

    rutherfordium (Rf), an artificially produced radioactive transuranium element in Group IVb of the periodic table, atomic number 104. Soviet scientists at the Joint Institute for Nuclear Research at Dubna, Russia, U.S.S.R., announced in 1964 the discovery of element 104, which they named

  • Rutherfurd, Lewis Morris (American astrophysicist)

    Lewis Morris Rutherfurd was an American astrophysicist who made the first telescopes designed for celestial photography. Although trained as a scientist during his studies at Williams College (Williamstown, Mass.), Rutherfurd later became a lawyer. He gave up his practice in 1849 and traveled to

  • Rutherston, Albert (British artist)

    theatre: British innovations: Norman Wilkinson and Albert Rutherston, artists with reputations outside the theatre, were his principal designers, and their settings typically consisted of brightly painted, draped curtains. Granville-Barker’s style and particularly the use of drapes in the settings reflect clearly the influence of Craig’s early work for the Purcell Operatic…

  • Ruthless (American television series)

    Tyler Perry: …his family, and its spinoff, Ruthless (2020– ).

  • Ruthless (film by Ulmer [1948])

    Edgar G. Ulmer: Later films: …returned to more-familiar territory with Ruthless (1948), an enjoyable low-budget noir, with Zachary Scott as a financier who uses and abuses those around him. Next was I pirati di Capri (1949; The Pirates of Capri or The Masked Pirate), a low-budget swashbuckler starring Louis Hayward. Ulmer then made St. Benny…

  • Ruthless People (film by Zucker, Zucker and Abrams [1986])

    Danny DeVito: Career: …and producer), the dark comedy Ruthless People (1986), and the buddy film Twins (1988). In 1992 he portrayed the supervillain Oswald Cobblepot, who transforms into the Penguin, in the action film Batman Returns. He also branched out to directing films such as the satirical comedy The War of the Roses…

  • Ruthless Records (American record label)

    Ice Cube: N.W.A: …song to rapper Eazy-E and Ruthless Records. The song, originally titled “The Boyz-n-the-Hood,” was passed over by one rap group before being recorded by Eazy-E himself. The result was a major success as both Eazy-E’s first single and as the first collaboration between future N.W.A members Ice Cube, Eazy-E, producer…

  • Ruthven family (Scottish noble family)

    Ruthven family, Noble Scottish family prominent in the 16th century. Its members included Lord Patrick Ruthven (c. 1520–1566), provost of Perth (1553–66) and Protestant privy councillor to Mary, Queen of Scots. He helped arrange her marriage to Lord Darnley (1565) and led the plot to murder her

  • Ruthven of Ettrick, Patrick, Lord (English army commander)

    Patrick Ruthven, earl of Forth was the supreme commander of the Royalist forces of Charles I during the early phases of the English Civil Wars. A descendant of the 1st Lord Ruthven (d. 1528) in a collateral line, he distinguished himself in the service of Sweden, which he entered about 1606. As a

  • Ruthven, Patrick Ruthven, 3rd Lord (Scottish intriguer)

    Patrick Ruthven, 3rd Lord Ruthven was a Protestant who played an important role in the political intrigues of 16th-century Scotland. Having been one of the leaders of the reforming opposition to the regent Mary of Lorraine, Ruthven was prominent in arranging the marriage (1565) between Mary Stuart,

  • Ruthwell Cross (Scottish artifact)

    Ruthwell Cross, cross bearing an important runic inscription in the Old English (Anglo-Saxon) language, from Ruthwell in the historic county of Dumfriesshire, Dumfries and Galloway council area, Scotland. The cross, which is an excellent example of Northumbrian art of the early 8th century, stands

  • rutilated quartz (mineral)

    Venus’s-hairstone, variety of quartz interspersed with fine crystals of the mineral rutile

  • rutile (mineral)

    rutile, the most abundant of three naturally occurring forms of titanium dioxide (TiO2; see also anatase; brookite). It forms red to reddish brown, hard, brilliant metallic, slender crystals, often completely surrounded by other minerals. Rutile is a commercially important titanium mineral,

  • rutile group (mineralogy)

    mineral: Oxides and hydroxides: …first structure type, exemplified by rutile, contains cations in octahedral coordination with oxygen. The second resembles fluorite (CaF2); each oxygen is bonded to four cations located at the corners of a fairly regular tetrahedron, and each cation lies within a cube at whose corners are eight oxygen atoms. This latter…

  • Rutilius Claudius Namatianus (Roman poet)

    Rutilius Claudius Namatianus was a Roman poet who was the author of an elegiac poem, De reditu suo, describing a journey from Rome to his native Gaul in the autumn of ad 417. The poem is chiefly interesting for the light it throws on the ideology of the pagan landowning aristocracy of the rapidly

  • Rutilius Rufus, Publius (Roman consul)

    ancient Rome: The career of Gaius Marius: …action of the other consul, Publius Rutilius Rufus.

  • Rutilus rutilus (fish)

    roach, (Rutilus rutilus), common European sport fish of the carp family, Cyprinidae, widely distributed in lakes and slow rivers. A high-backed, yellowish green fish with red eyes and reddish fins, the roach is about 15–40 cm (6–16 inches) long and weighs up to 2 kg (4 12 pounds). It lives in small

  • rutin (chemical compound)

    cereal processing: Buckwheat: …buckwheat as a source of rutin, possibly effective in treatment of increased capillary fragility associated with hypertension in humans.

  • Rutiodon (fossil reptile genus)

    phytosaur: >Rutiodon, which was more than 3 metres (10 feet) long and whose skull alone measured about 1 metre.

  • Rutishauser, Heinz (German engineer)

    computer: Compilers: In 1952 Heinz Rutishauser, who had worked with Zuse on his computers after the war, wrote an influential paper, “Automatische Rechenplanfertigung bei programmgesteuerten Rechenmaschinen” (loosely translatable as “Computer Automated Conversion of Code to Machine Language”), in which he laid down the foundations of compiler construction and described…

  • Rutlam (India)

    Ratlam, city, western Madhya Pradesh state, central India. It is situated at an elevation of about 1,575 feet (480 metres) above sea level on the Malwa Plateau, about 45 miles (72 km) west-northwest of Ujjain. Ratlam is a major rail junction, an agricultural trade centre, and a major industrial

  • Rutland (Vermont, United States)

    Rutland, city, seat (1784) of Rutland county, south-central Vermont, U.S. It lies between the Green Mountains and the Taconic Range on Otter Creek. In 1759 the site was an outpost on the military road built by the British general Sir Jeffrey Amherst across Vermont, connecting forts on Lake

  • Rutland (county, Vermont, United States)

    Rutland, county, western Vermont, U.S. It is bounded by New York state (the border formed in part by Lake Champlain and the Poultney River) and the Taconic Mountains to the west and by the Green Mountains to the east. The county is bisected north-south by Otter Creek, the longest stream in Vermont.

  • Rutland (unitary authority, England, United Kingdom)

    Rutland, unitary authority and historic county in the East Midlands of England. Rutland, wedged between Leicestershire, Lincolnshire, Cambridgeshire, and Northamptonshire, is the smallest historic county in England. Oakham is the administrative centre. In ancient times the area was sparsely

  • Rutland County Grammar School (college, Castleton, Vermont, United States)

    Castleton State College, public, coeducational institution of higher learning located in Castleton, Vermont, U.S. The curriculum is based in the traditional liberal arts and sciences, and the university also offers study in business, education, social sciences, and health sciences. Master’s degree

  • Rutland Water (reservoir, England, United Kingdom)

    Rutland: …largest reservoir in Great Britain—Rutland Water, covering more than 3,000 acres (1,200 hectares)—was created in the centre of the county to serve the growing urban areas of Northamptonshire and Peterborough (Cambridgeshire). The reservoir is a centre for fishing, birdwatching, and boating and the site of a nature reserve. Area…

  • Rutland, John James Robert Manners, 7th Duke of, Marquess Of Granby, Earl Of Rutland, Lord Manners Of Haddon (British politician)

    John James Robert Manners, 7th duke of Rutland was a Conservative Party politician of reformist inclinations who was a leading figure in the “Young England” movement of Britain in the 1840s. The younger son of the 5th Duke of Rutland, he enjoyed the courtesy title of Marquess of Granby and was

  • Rutland, John James Robert Manners, 7th Duke of, Marquess of Granby, Earl of Rutland, Lord Manners of Haddon (British politician)

    John James Robert Manners, 7th duke of Rutland was a Conservative Party politician of reformist inclinations who was a leading figure in the “Young England” movement of Britain in the 1840s. The younger son of the 5th Duke of Rutland, he enjoyed the courtesy title of Marquess of Granby and was

  • Rutledge, Ann (friend of Lincoln)

    Mary Todd Lincoln: …husband’s former law partner, that Ann Rutledge, a family friend who had died in 1835, was the only woman Abraham ever loved, bewildered and saddened her. In 1868 she traveled to Europe with her youngest son and lived for a time in Germany and England.

  • Rutledge, Edward (American politician)

    John Rutledge: His brother Edward Rutledge was a signer of the Declaration of Independence (1776), fought against the British in South Carolina during the American Revolution, and served in the South Carolina legislature (1782–98) and as governor (1798–1800) of the state.

  • Rutledge, John (American chief justice)

    John Rutledge was an American legislator who, as a delegate to the Constitutional Convention of 1787, strongly supported the protection of slavery and the concept of a strong central government, a position then possible, but paradoxical in later times when slavery’s defenders sheltered behind the

  • Rutledge, Wiley B., Jr. (United States jurist)

    Wiley B. Rutledge, Jr. was an associate justice of the United States Supreme Court (1943–49). Rutledge taught high school and studied law in his youth, receiving his law degree from the University of Colorado in 1922. After two years of private practice, he taught law at various universities until

  • Rutledge, Wiley Blount, Jr. (United States jurist)

    Wiley B. Rutledge, Jr. was an associate justice of the United States Supreme Court (1943–49). Rutledge taught high school and studied law in his youth, receiving his law degree from the University of Colorado in 1922. After two years of private practice, he taught law at various universities until

  • Rutnik, Kirsten Elizabeth (United States senator)

    Kirsten Gillibrand is an American politician who was appointed as a Democrat to the U.S. Senate from New York in 2009 and was elected to that body in 2010. She previously served in the U.S. House of Representatives (2007–09). In 2024 Gillibrand comfortably won reelection against Republican

  • Ruto, William (president of Kenya)

    William Ruto is a Kenyan businessman and politician who has served as president of Kenya since 2022. Ruto was born in Sambut village in Kamagut (now in Uasin Gishu county) to Daniel and Sarah Cheruiyot. He was raised in a religious family, and he has been a member of the African Inland Church. Ruto

  • Ruto, William Samoei (president of Kenya)

    William Ruto is a Kenyan businessman and politician who has served as president of Kenya since 2022. Ruto was born in Sambut village in Kamagut (now in Uasin Gishu county) to Daniel and Sarah Cheruiyot. He was raised in a religious family, and he has been a member of the African Inland Church. Ruto

  • Rutshuru River (river, Democratic Republic of the Congo)

    East African lakes: Physiography: …the Congo Escarpment, receives the Rutshuru River as its principal affluent. On the northeast it is connected with Lake George by the 3,000-foot- (915-meter-) wide Kazinga Channel. At an elevation of approximately 3,000 feet above sea level, the surfaces of both lakes are nearly 1,000 feet (300 meters) higher than…

  • Rutskoi, Aleksandr (Russian politician)

    Russia: Political and social changes: …swore in his vice president, Aleksandr Rutskoy, as president. Weapons were then handed out to civilians to defend the parliamentary building, known as the “Russian White House.” On September 25, troops and militia loyal to Yeltsin surrounded the building. On October 2, there were armed clashes between troops and supporters…

  • Rutskoy, Aleksandr (Russian politician)

    Russia: Political and social changes: …swore in his vice president, Aleksandr Rutskoy, as president. Weapons were then handed out to civilians to defend the parliamentary building, known as the “Russian White House.” On September 25, troops and militia loyal to Yeltsin surrounded the building. On October 2, there were armed clashes between troops and supporters…

  • Rutte, Mark (prime minister of the Netherlands and secretary-general of NATO)

    Mark Rutte is a Dutch politician who drew praise for his chameleonic ability to find common ground and broker unlikely alliances to form coalition governments during his four terms as prime minister of the Netherlands (2010–24). He eschewed visionary ideals in favor of practicalities, saying

  • Rutter, Brad (American game-show contestant)

    Jeopardy!: The super-champion era: …brought back Jennings, Holzhauer, and Brad Rutter (the highest-earning winner including tournaments, with about $4.9 million) for a prime-time tournament called Jeopardy! The Greatest of All Time. The series of hour-long episodes brought in enormous ratings, and Jennings ultimately won, earning a $1 million prize.

  • Rutter, Frank (British critic)

    Camden Town Group: When the critic Frank Rutter joined the group in 1908, he proposed that the group organize itself after the French Salon des Indépendants. They thus formed the Allied Artists Association, completely independent of the established art societies such as the Royal Academy. The association held its exhibits of…

  • Rutter, John (English composer)

    John Rutter is an English composer known especially for his sacred choral works and for his founding of and long association with the choral group the Cambridge Singers. Rutter was educated at Clare College, Cambridge, where he also served as director of music from 1975 to 1979, at which point he

  • rutting season (zoology)

    fallow deer: The rutting buck waves its antlers conspicuously toward the female that it follows in courtship, and it vocalizes loudly with each dip of the antlers. The buck’s conspicuous Adam’s apple slides up and down the throat with each bark. Rutting bucks form small breeding territories on…

  • rutuburi (ritual dance)

    Native American dance: Mexico and Mesoamerica: The rutuburi is the typical ritual dance of the northern Mexican Tarahumara for three agricultural festivals—rain, green corn, and harvest—and for death and memorial rites. After triple invocations by a shaman, the women cross the dance space six times, then circle counterclockwise, holding hands and leaping…

  • Rutul language

    Caucasian languages: The Lezgian languages: … (about 90,000); Agul (about 12,000); Rutul (about 15,000); Tsakhur (about 11,000); Archi (fewer than 1,000); Kryz (about 6,000); Budukh (about 2,000); Khinalug (about 1,500); and Udi (about 3,700). The majority of Lezgi languages are spoken in southern Dagestan, but some of them (Kryz, Budukh, Khinalug, Udi) are spoken

  • Ruud, Birger (Norwegian ski jumper)

    Birger Ruud was a Norwegian ski jumper, who was the only athlete to win both a jumping and a downhill event in the same Olympics. Raised in the silver mining town of Kongsberg, Ruud and his brother Sigmund became the leading ski jumpers of Norway in the 1930s. Sigmund won the 1927 world

  • Ruusbroec, Jan van (Flemish mystic)

    Jan van Ruysbroeck was a Flemish mystic whose writings influenced Johann Tauler, Gerhard Groote, and other mystics. After holding the chaplaincy of Sainte Gudule, Brussels, from 1317 to 1343, Ruysbroeck founded the Augustinian abbey at Groenendaal, where he wrote all but the first of his works, Van

  • Ruusbroec, Jan van (Flemish mystic)

    Jan van Ruysbroeck was a Flemish mystic whose writings influenced Johann Tauler, Gerhard Groote, and other mystics. After holding the chaplaincy of Sainte Gudule, Brussels, from 1317 to 1343, Ruysbroeck founded the Augustinian abbey at Groenendaal, where he wrote all but the first of his works, Van

  • Ruusbroec, Johannes van (Flemish mystic)

    Jan van Ruysbroeck was a Flemish mystic whose writings influenced Johann Tauler, Gerhard Groote, and other mystics. After holding the chaplaincy of Sainte Gudule, Brussels, from 1317 to 1343, Ruysbroeck founded the Augustinian abbey at Groenendaal, where he wrote all but the first of his works, Van

  • ruvan (Zoroastrian soul)

    ancient Iranian religion: Human nature: … is central, it is the ruvan that is held accountable for a person’s actions during life and that suffers reward or punishment in the life to come. At the time of judgment, the ruvan encounters the dainā, which is an embodiment of the sum of its deeds during life, manifested…

  • Ruvigny et Raineval, Henri de Massue, Marquis de (French soldier)

    Henri de Massue Galway, marquis de Ruvigny et Raineval was a French soldier who became a trusted servant of the British king William III. Massue began his career as aide-de-camp to Marshal Turenne (1672–75), then went on diplomatic mission to England (1678). After the revocation of the Edict of

  • Ruvkun, Gary (American molecular biologist and geneticist)

    Gary Ruvkun is an American molecular biologist and geneticist renowned for his groundbreaking research on microRNA (miRNA) and RNA interference (RNAi) as well as for his work on aging and longevity. In particular, his studies provided critical insight into the fundamental process of gene regulation

  • Ruvo di Puglia (Italy)

    Ruvo di Puglia, town, Puglia (Apulia) regione, southeastern Italy. It lies on the eastern slopes of the Murge plateau, west of Bari city. Ancient Rubi was the centre of the Peucettii, an ancient Apulian tribe. It then became a flourishing Greek town that was famous in the 5th–3rd century bc for its

  • Ruvu River (river, Tanzania)

    Pangani River, river in northeastern Tanzania. The Pangani rises on Kilimanjaro and flows southeast for some 250 miles (400 km) to enter the Pemba Channel of the Indian Ocean, northwest of the island of Zanzibar. Pangani Falls, just west of the town of Pangani, is an important source of

  • Ruvubu River (river, Africa)

    Ruvubu River, river that rises in several branches east of Bujumbura, Burundi. It flows first south and then north-northeast to form a part of the Tanzania-Burundi border. It eventually joins the Akagera (Kagera) River in southern Rwanda, some 19 miles (30 km) southeast of the town of Kibungu,

  • Ruvuma River (river, Tanzania)

    Ruvuma River, perennial river rising in the Matagoro Mountains in southeastern Tanzania. Flowing eastward into the Indian Ocean at a point about 20 miles (32 km) north of Cape Delgado, the Ruvuma River forms the boundary between Tanzania and Mozambique for a length of 400 miles (650 km) from the

  • Ruvuvu River (river, Africa)

    Ruvubu River, river that rises in several branches east of Bujumbura, Burundi. It flows first south and then north-northeast to form a part of the Tanzania-Burundi border. It eventually joins the Akagera (Kagera) River in southern Rwanda, some 19 miles (30 km) southeast of the town of Kibungu,

  • Ruwata (ancient religion)

    Anatolian religion: The pantheon: …the texts by the logogram KAL, to be read Kurunda or Tuwata, later Ruwata, Runda. The war god also appears, though his Hittite name is concealed behind the logogram ZABABA, the name of the Mesopotamian war god. His Hattian name was Wurunkatti, his Hurrian counterpart Hesui. His Hattian name meant…

  • Ruways, Al- (United Arab Emirates)

    Al-Ruways, site of a giant industrial complex in Abū Ẓaby emirate, United Arab Emirates. It lies along the Persian Gulf about 140 miles (220 km) west of Abu Dhabi, the national capital. Al-Ruways has natural-gas-processing plants under the control of the Abu Dhabi National Oil Company (ADNOC).

  • Ruweis, Al- (United Arab Emirates)

    Al-Ruways, site of a giant industrial complex in Abū Ẓaby emirate, United Arab Emirates. It lies along the Persian Gulf about 140 miles (220 km) west of Abu Dhabi, the national capital. Al-Ruways has natural-gas-processing plants under the control of the Abu Dhabi National Oil Company (ADNOC).

  • Ruwenzori National Park (national park, Uganda)

    Queen Elizabeth National Park, national park located in southwestern Uganda. It occupies an area of 764 square miles (1,978 square km) in a region of rolling plains east of Lake Edward and foothills south of the Ruwenzori Mountains. The park is located within the Western Rift Valley, and its