All articles starting with R
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Rangefinder camera
A rangefinder camera measures the distance to its subject through two windows on the body and focuses by aligning two images, a design favored for street photography since the Leica II of 1932.
Rangeland
Rangeland is land with natural grasses, shrubs, or scattered trees suitable for grazing, managed through ecological processes rather than cultivation, and covering over half of Earth's land.
Rangeomorph
Rangeomorphs (Rangeomorpha), ~20 frond-shaped Ediacaran species defined by self-similar branching 'rangeomorph units', were among the first large organisms (~571 Ma), likely osmotrophic, dominating deep-sea ecosystems before going extinct at the Ediacaran's end.
Ranger Energy Services
Ranger Energy Services is a Houston-based provider of high-specification well service rigs, wireline, and ancillary services, trading on the NYSE under RNGR since its 2017 IPO.
Ranger Planitia
Ranger Planitia, a 370.59 km-wide plain (planitia) on Pluto at 20.89°N, 127.91°E, named for the US Ranger lunar probes and adopted by the IAU on February 3, 2021.
Ranger School
Ranger School is the U.S. Army's 62-day small-unit leadership and tactics course at Fort Benning, run by the Airborne and Ranger Training Brigade, with Darby, Mountain, and Swamp phases, roughly 50 percent attrition, and the Ranger Tab for graduates.
Ranger tab
Ranger tab: U.S. Army special skill tab approved in 1950, awarded for graduating Ranger School at Fort Benning; worn above the left-sleeve SSI, permanent wear, one of five elite tabs.
Ranger Uranium Mine
The Ranger Uranium Mine was an open-cut uranium mine near Jabiru in the Northern Territory, Australia's longest continually operating uranium mine, which produced over 132,000 tonnes of uranium ore concentrate before closing in 2021.
Ranger's Apprentice
Ranger's Apprentice is a twelve-book young-adult fantasy series by Australian author John Flanagan, begun with The Ruins of Gorlan (2004), set in the magic-free medieval kingdom of Araluen, following orphan apprentice Will; over fifteen million copies sold, extended by Royal Ranger, Early Years, and Brotherband series.
RangerBot
RangerBot is a low-cost autonomous underwater vehicle developed at Queensland University of Technology by Matthew Dunbabin and Feras Dayoub, which navigates coral reefs using onboard computer vision to detect crown-of-thorns starfish and deliver coral larvae.
Rangers F.C.
Rangers F.C. (Glasgow, founded 1872), Scottish Premiership club at Ibrox Stadium; 55-time Scottish champions and 1972 Cup Winners' Cup winner; Old Firm rival of Celtic; 51% owned by Rangers FC LLC (49ers Enterprises) since May 2025.
Rangers W.F.C.
Rangers W.F.C. (Rangers Women's FC) is Glasgow's women's football club, founded 2008, SWPL 1 side, first league champions in 2021-22, playing at Ibrox Stadium from 2025-26.
Rangga Lawe
Rangga Lawe, also written Ranggalawe or Ronggolawe, was a Javanese commander, son of the Madurese duke Arya Wiraraja, who helped found Majapahit in 1293 and led its first rebellion in 1295.
Ranggalawe rebellion
The Ranggalawe rebellion (Pemberontakan Ranggalawe) was the first recorded rebellion of the Majapahit kingdom, fought in 1295 by Ranggalawe, duke of Tuban, against King Raden Wijaya.
Ranggawuni
Ranggawuni, consecrated as Sri Jaya Wisnuwardhana, was a king of Tumapel in eastern Java who reigned from 1248 to 1268 and renamed the kingdom Singhasari.
Rangi and Papa
Rangi and Papa, Ranginui and Papatūānuku, are the sky father and earth mother of Māori myth, whose separation by their children brought light into the world.
Rangifer
Rangifer, also called Tarandus, was a small, now-obsolete northern constellation representing a reindeer, created by Pierre Charles Le Monnier to commemorate Maupertuis's expedition to Lapland.
Rangin
Rangin (رنگین), pen name of Sa'adat Yar Khan, was an Urdu and Persian poet and horse trader of the late Mughal period, remembered as the creator of rekhti.
Rangiora
Rangiora is a town in the Waimakariri District of North Canterbury, New Zealand. It is the largest town in the district, with a 2023 population of 18,855 people.
Rangiora District
Rangiora District, a former North Canterbury, New Zealand local authority, formed 1986 by union of Rangiora Borough and Rangiora District (formerly Rangiora County, created 1912), absorbed into Waimakariri District Council in October 1989.
Rangiri Dambulla Cave Temple
Rangiri Dambulla Cave Temple, or Golden Temple of Dambulla, a UNESCO World Heritage cave monastery in central Sri Lanka since 1991: five shrines, 2,100 m² of murals, 157 statues, over 22 centuries of pilgrimage.
Rangiroa
Rangiroa (Paumotu for 'great sky') is the largest atoll of French Polynesia's Tuamotus and the world's second largest atoll, with a 1,600 km2 lagoon, Tiputa and Avatoru passes, famed diving, and active marine protection.
RangiTaranga (ರಂಗಿತರಂಗ)
RangiTaranga (ರಂಗಿತರಂಗ), 2015 Kannada mystery thriller directed by Anup Bhandari, produced by H K Prakash, starring Nirup Bhandari, Radhika Chetan, Avantika Shetty, and Sai Kumar; released 3 July 2015, first Kannada film on New York box office listings, re-released 2025.
Rangitoto College
Rangitoto College is New Zealand's largest secondary school, a state co-educational Years 9-13 school founded in 1956 in Mairangi Bay, Auckland, with about 4,178 students, dual NCEA and IB pathways, and in-zone-only enrolment from 2026.
Rango (2011 film)
Rango is a 2011 American computer-animated Western comedy directed by Gore Verbinski, with Johnny Depp voicing a chameleon who becomes sheriff of a lawless desert town.
Rangoli (रंगोली)
Rangoli (रंगोली), also called alpana, kolam, muggu, or mandana, is the traditional Indian art of drawing decorative floor patterns with coloured powders, rice paste, and petals for festivals, rituals, and daily practice across India's regions.
Rangoon
Rangoon, also known as Station, Blue-Moon, and Montana, is a solitaire card game played with a standard 52-card pack, won by sorting the cards by suit and rank.
Rangoon (रंगून) (2017 Hindi film)
Rangoon is a 2017 Indian Hindi-language historical drama directed by Vishal Bhardwaj, starring Kangana Ranaut, Shahid Kapoor, and Saif Ali Khan, set during World War II on the Burma front.
Rangoon (ரங்கூன்) (2017 Tamil film)
Rangoon (ரங்கூன்) is a 2017 Tamil action crime thriller directed by debutant Rajkumar Periasamy, starring Gautham Karthik and Sana Makbul, about Burmese Tamil repatriates whose gold smuggling trip to Rangoon goes wrong; unrelated to the 2017 Hindi film of the same name.
Rangoon bombing
The Rangoon bombing (Rangoon incident) was North Korea's 9 October 1983 assassination attempt on South Korean President Chun Doo-hwan at Rangoon's Martyrs' Mausoleum; 21 died, Chun survived, and Burma severed ties with Pyongyang.