All articles starting with R
22,461 articles
Reis ül-Küttab
The Reis ül-Küttab (رئیس الکتاب), known in Europe as the Reis Effendi, headed the Ottoman chancery and served as de facto foreign minister until 1836.
Reis-Bücklers corneal dystrophy
Reis-Bücklers corneal dystrophy (RBCD, granular corneal dystrophy type 3, CDB1) is a rare autosomal dominant TGFBI corneal dystrophy causing painful recurrent erosions and geographic Bowman layer opacities, distinguished from Thiel-Behnke dystrophy.
Reisa Sperling
Reisa A. Sperling is an American neurologist at Brigham and Women's Hospital who chaired the 2011 guidelines defining preclinical Alzheimer's disease and led the A4 Study.
Reise, Reise
Reise, Reise is Rammstein's fourth studio album, released 27 September 2004, recorded in Malaga, Spain, produced by Jacob Hellner; reached German number 1 and went double platinum.
ReiserFS
ReiserFS is a journaling filesystem for Linux designed by Hans Reiser, the first general-use Linux filesystem to support journaling, known for tail packing and removed from the kernel in 2024.
Reisner Papyri
The Reisner Papyri are four Middle Kingdom administrative papyri from Naga ed-Deir, Egypt, excavated by George Reisner and held at UC Berkeley, recording construction, dockyard, and labor accounts.
Reiss Nelson
Reiss Nelson (born 1999, London) is an English winger, ex-Arsenal Hale End graduate, now at Feyenoord on a free transfer from 2 September 2026; loans at Hoffenheim, Feyenoord, Fulham, Brentford; 97th-minute Bournemouth winner 2023.
Reissner–Nordström metric
The Reissner–Nordström (RN) metric is the exact Einstein–Maxwell solution for the spacetime outside a static, electrically charged, non-rotating mass, known since 1916; with charge below mass it has two horizons.
Reistone Biopharma (瑞石生物)
Reistone Biopharma (瑞石生物) is a clinical-stage biopharmaceutical company founded in January 2018 and headquartered in Shanghai, China, developing drugs for immune-mediated inflammatory diseases; its lead asset is the oral JAK1 inhibitor ivarmacitinib (SHR0302).
Reita
Reita (れいた), born May 27 in Kanagawa Prefecture, was the bassist and co-founder of Japanese visual kei band the GazettE (formed 2002). He died April 15, 2024, at 42; the band continues as four members using his recorded bass tracks and gear.
Reita Faria
Reita Faria Powell (born 1943 or 1945, Bombay) is an Indian physician who won Miss World 1966 at London's Lyceum Theatre, the first Indian and first Asian winner, and the only Miss World to qualify as a doctor during her reign.
Reithrodontomys
Reithrodontomys (American harvest mice), genus of grooved-incisor cricetid rodents named by Giglioli in 1874; about 24 species from Canada to Central America, including the endangered salt marsh harvest mouse.
Reitia Chasma
Reitia Chasma is a 400 km-diameter chasma (elongated trough) on Venus at 51.5°S, 100°E, in quadrangle V-57, named in 1997 after the Venetian healthcare and hunting goddess Reitia.
Reiwa era
Reiwa (令和) is the current Japanese era name, meaning "beautiful harmony," in use since May 1, 2019, when Emperor Naruhito acceded after Emperor Akihito abdicated.
Reiwa Shinsengumi (れいわ新選組)
Reiwa Shinsengumi (れいわ新選組), also called RSG, was a Japanese left-wing party founded April 2019 by Taro Yamamoto; it advocated abolishing the consumption tax, a 1,500-yen minimum wage, and nuclear phase-out, elected two severely disabled lawmakers in 2019, and renamed itself Inochi no To in August 2026.
Reizei Tamesuke
Reizei Tamesuke (冷泉為相, 1263–1328) was a Japanese court noble and waka poet who founded the Reizei poetry house, son of Fujiwara no Tameie and the nun Abutsu-ni.
Rejection (short story collection)
Rejection (2024) is Tony Tulathimutte's collection of seven connected stories about romantic, professional, and social rejection, published by William Morrow and longlisted for the 2024 National Book Award for Fiction.
Rejection of the Union of Florence (1441)
The rejection of the Union of Florence (Отказ от Флорентийской унии) was Moscow's 1441 refusal of the 1439 Catholic-Orthodox church union and the deposition of Metropolitan Isidore.
Rejection sampling
Rejection sampling, also called the acceptance-rejection method, is a Monte Carlo method for drawing exact samples from a probability density, attributed to John von Neumann in 1951.
Rejection sampling fine-tuning
Rejection sampling fine-tuning (RFT) trains a language model on its own filtered outputs: it samples many responses per prompt, keeps the correct ones, and fine-tunes on them.
Rejoin EU
Rejoin EU is a small British political party founded in 2020 whose sole aim is UK reentry into the European Union, via Article 49 or a staged single market and customs union path; it fields candidates in by-elections and argues first-past-the-post gives it leverage.
Rejuvenation of bulk metallic glasses
Rejuvenation of bulk metallic glasses is the controlled raising of an amorphous alloy to a higher-energy state, improving its room-temperature plasticity without changing the alloy's composition.
Rejuvenation of metallic glasses
Rejuvenation of metallic glasses is the induced return of an amorphous alloy to a higher-energy, less stable glassy state, reversing aging; methods include cryogenic thermal cycling and elastostatic loading.
Reka AI
Reka AI is an independent multimodal AI research lab in San Francisco, founded in 2022 by ex-DeepMind, Google, and Meta researchers and valued at $1 billion in 2025.
Rekha
Rekha (Bhanurekha Ganesan), Indian film actress born 1954 in Madras, star of Sawan Bhadon, Umrao Jaan, and Khoon Bhari Maang; National Film Award, multiple Filmfare Awards, Padma Shri 2010, Rajya Sabha MP 2012–2018.
Rekha Bhardwaj (रेखा भारद्वाज)
Rekha Bhardwaj (रेखा भारद्वाज) is an Indian playback singer of the Indore gharana, wife of Vishal Bhardwaj, known for Namak Ishq Ka (Omkara), Kabira, and Darling, with a National Award and two Filmfare Awards.
Rekha filmography
The Rekha filmography covers more than two hundred films by the Hindi actress Rekha, from a 1966 Telugu child debut through roles in Umrao Jaan and Khoon Bhari Maang.
Rekha Gupta
Rekha Gupta, born 1974, is an Indian politician of the Bharatiya Janata Party serving as Chief Minister of Delhi since 2025, and MLA for Shalimar Bagh.
Rekha Gupta ministry
Rekha Gupta ministry, the Delhi (NCT) Council of Ministers led by BJP Chief Minister Rekha Gupta since 20 February 2025; seven members including Parvesh Verma, Ashish Sood, Pankaj Singh, Manjinder Singh Sirsa, Kapil Mishra, and Ravinder Indraj Singh, formed after the BJP won 48 of 70 seats.
Rekha Jhunjhunwala
Rekha Jhunjhunwala is a Mumbai-based investor who inherited and manages the multibillion-dollar stock portfolio of her late husband, the investor Rakesh Jhunjhunwala, who died in 2022.