All articles starting with R
22,461 articles
Recurve bow
Recurve bow: bow with limbs curving away from the archer at the tips; the Olympic archery bowstyle since 1972. Drawn over 20 kg by hand, arrows exceed 200 kph; shot at 70 m on a 122 cm target.
Recurvirostra
Recurvirostra (avocets), genus Linnaeus 1758 in Recurvirostridae; four species (Pied, Red-necked, American, Andean) of long-legged waders with upturned bills that scythe shallow wetlands for invertebrates.
Recusancy
Recusancy: post-Reformation English refusal to attend Church of England services, punished under the 1559 Act of Uniformity and later statutes; Catholics and dissenters; ended by 1689 Toleration Act and 1791 Relief Act.
Recy Taylor
Recy Taylor (1919–2017), born Recy Corbitt, was an Alabama sharecropper gang-raped by white men in September 1944; Rosa Parks investigated for the NAACP, two grand juries refused to indict, and Alabama apologized in 2011.
Recycled aluminium
Recycled aluminum, also called secondary aluminum, is aluminum recovered from scrap and remelted, using about 5% of the energy of producing it from bauxite ore.
Recycled polyethylene terephthalate
Recycled polyethylene terephthalate (rPET) is PET plastic, chiefly from post-consumer bottles, reprocessed mainly by mechanical recycling into flakes, pellets, fiber, or new bottles, with polyester fiber its largest end use.
RecycleUnits
RecycleUnits, also written Recycle-Units, is a linear-time algorithm that shrinks SAT solvers' resolution proofs and their unsatisfiable cores, introduced by IBM Haifa and Technion researchers in 2008.
Recycling
Recycling is the reprocessing of waste materials into new products or substances, from composting to metals and plastics, with the US recycling about 32% of its municipal waste in 2018.
Recycling codes
Recycling codes, also called recycling numbers, are the numbered triangle marks on plastics, developed in 1988, that identify the resin a plastic item is made of rather than its recyclability.
Recycling Lives
Recycling Lives was a Preston-based group combining scrap metal and waste recycling with a charity for homeless people and ex-offenders; its trading companies entered administration in 2024.
Recycling symbol
The recycling symbol, or Mobius loop, is a triangle of three chasing arrows designed by Gary Anderson in 1970 for a Container Corporation of America contest. It signals recyclability or recycled content, and is public domain.
Red
Red is the color of visible light with the longest wavelengths, around 700 nanometers, at one end of the spectrum opposite violet and bordering infrared.
Red (2002 film)
Red (ரெட்) is a 2002 Tamil action drama directed by Singampuli, starring Ajith Kumar as Madurai gangster Aathi/Red with Priya Gill and Salim Ghouse; music by Deva, released 14 January 2002, a box-office flop.
Red (2008 film)
Red (2008) is an American-Norwegian revenge drama directed by Trygve Allister Diesen and Lucky McKee, adapted from Jack Ketchum's novel, starring Brian Cox as a widower seeking justice after teens kill his dog; distinct from the 2010 action film RED.
Red (2010 film)
Red (2010) is an American action comedy directed by Robert Schwentke, adapted from Warren Ellis and Cully Hamner's Wildstorm graphic novel. RED means "Retired, Extremely Dangerous"; Bruce Willis, Freeman, Malkovich, and Mirren play retired CIA agents; it grossed about $199 million worldwide.
Red (2021 film)
Red (2021) is a Telugu-language crime thriller directed by Kishore Tirumala, an official remake of the Tamil film Thadam, starring Ram Pothineni in a dual role as lookalikes Siddharth and Aditya, released 14 January 2021, with Nivetha Pethuraj, Malvika Sharma, and music by Mani Sharma.
Red (band)
Red (stylized RED) is an American rock band formed in Nashville, Tennessee in 2002, known for blending nu-metal and alternative rock with classical and orchestral elements.
Red (King Crimson album)
Red (1974) is King Crimson's seventh studio album, released 6 October 1974 on Island, recorded by Fripp, Wetton, and Bruford at Olympic Studios with guests McDonald and Collins; it peaked at UK number 45 and closed the band's 1970s era.
Red (river)
Red River (Sông Hồng, Sông Cái), a 1,100 km river rising in Yunnan, China, flowing through northern Vietnam to the Gulf of Tonkin; steep, flood-prone, heavily dammed, and central to the diked Red River Delta around Hanoi.
Red (Taylor Swift album)
Red (2012), Taylor Swift's fourth studio album on Big Machine Records, sold 1.2 million copies in week one and bridged country and pop via Max Martin and Shellback, preceding 1989 and the 2021 re-recording Red (Taylor's Version).
Red (Taylor's Version)
Red (Taylor's Version) is Taylor Swift's 2021 Republic Records re-recording of her 2012 album Red, second in the Taylor's Version project: 30 tracks, nine vault songs, and the 10-minute All Too Well.
Red (レット湖)
Red Lake (レット湖): Upper and Lower Red Lake, Minnesota's largest inland lake at 288,800 acres, mostly within the Red Lake Indian Reservation, famed for a walleye fishery that collapsed in the 1990s and reopened in 2006.
Red 2 (film)
Red 2 is a 2013 American action comedy film directed by Dean Parisot, starring Bruce Willis as retired CIA agent Frank Moses in a sequel to Red.
Red Adair
Red Adair, born Paul Neal Adair, was a Texan oil well firefighter who pioneered techniques and equipment for controlling oil and gas well fires, notably in Kuwait in 1991.
Red Alert (novel)
Red Alert, published in the UK as Two Hours to Doom (1958), is Peter George's Cold War thriller about an accidental nuclear war, written as Peter Bryant, and the source novel for Stanley Kubrick's Dr. Strangelove (1964).
Red Alert (TV series)
Red Alert is a 2025 four-part Israeli drama miniseries on Paramount+ and Keshet 12, created by Lior Chefetz and Ruth Efroni, depicting the October 7, 2023 Hamas attack through verified survivor accounts, produced with Lawrence Bender.
Red algae
Red algae (Rhodophyta) are mostly marine multicellular seaweeds, about 7,276 described marine species, colored by phycobiliprotein pigments, lacking flagellated cells, and the source of agar and carrageenan.
Red and Black Cafe
The Red and Black Cafe was a Wobbly, worker-managed collective cafe in Portland, Oregon, founded in 2000 and known for an incident in 2010 involving a uniformed police officer.
Red and black flag
The red and black flag is the diagonally divided symbol of anarcho-syndicalism and anarcho-communism, combining the red of the labor movement with the black of anarchism.
Red and White Cabinet
Red and White Cabinet (Kabinet Merah Putih), Indonesia's cabinet under President Prabowo Subianto and Vice President Gibran Rakabuming Raka from October 2024; 109 members, largest since 1966, named for the flag colors, with repeated reshuffles.