All articles starting with R
22,461 articles
Rotterdam Zoo
Rotterdam Zoo, Diergaarde Blijdorp (Stichting Koninklijke Rotterdamse Diergaarde), a Dutch zoo founded 1857, moved 1940 to Sybold van Ravesteyn's Blijdorp site with 21 monuments; coordinates seven EAZA breeding programmes.
Röttgen Pietà
The Röttgen Pietà is a Gothic painted-wood sculpture of Mary holding the dead Christ, made in Germany around 1300–25 and now in the LVR-LandesMuseum Bonn.
Rotting Christ
Rotting Christ, Greek extreme metal band founded in Athens in 1987 by brothers Sakis and Themis Tolis; Hellenic black metal pioneers whose fourteen albums from Thy Mighty Contract (1993) to Pro Xristou (2024) blend black, gothic, and epic metal with a signature Greek sound.
Rottnest Island
Rottnest Island (Wadjemup, 'place of spirits') is a 1,900 ha limestone island 18 km off Perth, a Class A Reserve famous for quokkas and beaches, formerly an Aboriginal prison (1838–1931) holding about 3,700 men and boys, now a major WA tourist destination.
Rottweiler
Rottweiler (Rottweiler Metzgerhund, Butcher's Dog of Rottweil): German molosser working breed from Roman drover dogs, black with tan markings, 61-68 cm males, recognized as a German police dog in 1910, AKC stud book 1931.
Rotularia
Rotularia Defrance, 1827 is an extinct genus of planispirally coiled fossil serpulid polychaete worms with unattached calcareous tubes, ranging from the Upper Lias (Early Jurassic) to Eocene, common in Cretaceous and Eocene shallow-marine rocks worldwide; type species R. spirulaea.
Rotuma
Rotuma: volcanic island dependency of Fiji, ~500 km northwest of Viti Levu at 12°30'S, 177°E; Polynesian people distinct from Fijians; ceded to Britain 1881, administered with Fiji; 2017 census population 1,583.
Rotuman oral literature
Rotuman oral literature is the body of narratives, songs, chants, speeches, and sayings transmitted orally among the people of Rotuma, sorted into the named genres rogo, hanuju, and fäeag tupu'a.
Rotunda
A rotunda is a cylindrical building or round hall, usually domed, that serves as a grand focal point, from the Pantheon in Rome to the U.S. Capitol Rotunda.
Rotylenchulus reniformis
Rotylenchulus reniformis, commonly called the reniform or kidney-shaped nematode, is a plant-parasitic nematode, first described in Hawaii in 1940, that damages cotton, soybean, and other crops.
Rou Shi
Rou Shi, pen name of Zhao Pingfu (赵平复), was a Chinese writer, editor, and Communist Party member known for February and "A Slave Mother", secretly executed in Shanghai in 1931.
Roubaix
Roubaix is a city in northern France near the Belgian border that grew from 8,300 inhabitants in 1800 into one of the world's leading textile centers by 1900.
Roud Folk Song Index
The Roud Folk Song Index is a database of about 250,000 references to nearly 25,000 English-language folk songs gathered from oral tradition, compiled by Steve Roud.
Rouen
Rouen, capital of Normandy and Seine-Maritime on the Seine 123 km from Paris; also Rotomagus. 116,331 inhabitants (2022), fifth French port, former ducal capital, Joan of Arc burned there, Métropole Rouen Normandie seat.
Rouen Cathedral
Rouen Cathedral (Cathédrale Notre-Dame de Rouen) is the Gothic mother church of Rouen, Normandy, known for its 151-meter cast-iron spire and Claude Monet's painted series of the 1890s.
Rouen Mountains
Rouen Mountains (Montes Rouen) are a c. 2,800 m mountain range in northern Alexander Island, Antarctica, extending 35 miles NW-SE from Mount Bayonne to Mount Cupola; named by Charcot in 1908-10 after Rouen, France.
Rougarou
Rougarou (roux-ga-roux, rugaru), Louisiana Cajun werewolf from the French loup-garou, brought by Acadians after 1755; a cursed being with a 101-day curse, tied to Lent and swamp lore.
ROUGE (metric)
ROUGE (Recall-Oriented Understudy for Gisting Evaluation) is a package of metrics scoring machine summaries by overlap with human-written references, introduced by Chin-Yew Lin in 2004 and widely used in summarization evaluation.
Rouge (胭脂扣) (1987 film)
Rouge (胭脂扣) is Stanley Kwan's 1987 Hong Kong romantic fantasy drama adapted from Lilian Lee's novella, starring Anita Mui and Leslie Cheung. A 1930s courtesan's ghost returns to 1980s Hong Kong; it won Best Picture at the 1989 Hong Kong Film Awards.
Rough and Rowdy Ways
Rough and Rowdy Ways is Bob Dylan's 39th studio album, released June 19, 2020 on Columbia, his first original-material album since Tempest (2012). Ten tracks closing with the 16:54 No. 1 single Murder Most Foul; recorded at Sound City Studios, Van Nuys.
Rough Bar Surf
Rough Bar Surf (Rough Bar Surf Shack) is a 2021 surf school and rental shop in Westport, Washington, founded by Mark Lewis, near the year-round beginner surf spot Rough Bar in Grays Harbor County.
Rough Castle
Rough Castle Roman Fort, near Bonnybridge, Falkirk, is the best-preserved fort on the Antonine Wall, Rome's 60 km turf frontier across central Scotland, known for its lilia pits, Sixth Cohort of Nervii garrison, and 0.6-hectare earthworks.
Rough Collie
Rough Collie (long-haired Collie, Lassie breed): Scottish Highland herding dog, AKC-recognized 1885, KC standard height 56-61 cm, colors sable and white, tricolour, blue merle; UK registrations fell to 345 in 2025.
Rough Diamonds
Rough Diamonds is an 8-episode Flemish-Israeli Netflix crime drama (April 21, 2023) by Fauda creators Rotem Shamir and Yuval Yefet, following the ultra-Orthodox Wolfson diamond-dealing family of Antwerp after a son's suicide.
Rough Night
Rough Night is a 2017 American black comedy film directed by Lucia Aniello. It stars Scarlett Johansson and Kate McKinnon as friends covering up a fatal accident in Miami.
Rough Oil and Gas Field
Rough is a depleted natural gas field in the Southern North Sea, about 29 kilometers off Yorkshire, which served from 1985 as the United Kingdom's largest gas storage site.
Rough path
A rough path is a continuous but irregular path, such as Brownian motion, enriched with the iterated integrals needed to solve differential equations, introduced by Terry Lyons in the 1990s.
Rough path theory
Rough path theory is a branch of analysis, introduced by Terry Lyons in 1998, that studies differential equations driven by irregular signals too rough for classical calculus.
Rough Point
Rough Point is a Gilded Age mansion and house museum on Bellevue Avenue in Newport, Rhode Island, built for Frederick W. Vanderbilt and later the home of heiress Doris Duke.
Rough Riders
Rough Riders, formally the 1st US Volunteer Cavalry, a 1898 Spanish-American War regiment under Leonard Wood and Theodore Roosevelt, famous for the dismounted charge at San Juan Hill and Roosevelt's path to the presidency.