id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
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32,045,660 | https://en.wikipedia.org/wiki/Plectronidium%20australiense | Plectronidium australiense is a species of anamorphic fungus. Known only from Australia, where it grows on the dead branches of Banksia canei, it was described as new to science in 1986. Its conidia have a basal appendage and measure 19–26 by 1.5 μm—shorter and narrower than the similar species P. minor, P. sinense, o... | Plectronidium australiense | Biology | 107 |
11,306,766 | https://en.wikipedia.org/wiki/Phyllosticta%20lentisci | Phyllosticta lentisci is a fungal plant pathogen infecting pistachio.
References
External links
USDA ARS Fungal Database
Fungal plant pathogens and diseases
Fruit tree diseases
lentisci
Fungi described in 1913
Fungus species | Phyllosticta lentisci | Biology | 48 |
49,153,267 | https://en.wikipedia.org/wiki/Phaeocollybia%20amygdalospora | Phaeocollybia amygdalospora is a species of fungus in the family Cortinariaceae. Found in Durango, Mexico, where it grows under pine, it was described as new to science in 1996 by mycologists Victor Bandala and Egon Horak. It has amygdaliform (almond-shaped) spores (for which it is named) that measure 6.5–9 by 4–5 μm.
... | Phaeocollybia amygdalospora | Biology | 118 |
59,842,040 | https://en.wikipedia.org/wiki/Graph%20removal%20lemma | In graph theory, the graph removal lemma states that when a graph contains few copies of a given subgraph, then all of the copies can be eliminated by removing a small number of edges. The special case in which the subgraph is a triangle is known as the triangle removal lemma.
The graph removal lemma can be used to pr... | Graph removal lemma | Mathematics | 2,712 |
44,424,239 | https://en.wikipedia.org/wiki/All%20in%20the%20Method | All in the Method is a British comedy web series produced, written by and starring Luke Kaile and Rich Keeble. The series is broadcast on the internet and premiered on 17 June 2012. So far, five episodes of season one have been made. The show can be found distributed on the web via YouTube. The series sees Rich and Luk... | All in the Method | Technology | 273 |
782,680 | https://en.wikipedia.org/wiki/Bird%20bath | A bird bath (or birdbath) is an artificial puddle or small shallow pond, created with a water-filled basin, in which birds may drink, bathe, and cool themselves. A bird bath can be a garden ornament, small reflecting pool, outdoor sculpture, and also can be a part of creating a vital wildlife garden.
Description
A bi... | Bird bath | Technology,Engineering | 1,514 |
5,561 | https://en.wikipedia.org/wiki/Computational%20linguistics | Computational linguistics is an interdisciplinary field concerned with the computational modelling of natural language, as well as the study of appropriate computational approaches to linguistic questions. In general, computational linguistics draws upon linguistics, computer science, artificial intelligence, mathemati... | Computational linguistics | Mathematics,Technology | 908 |
76,359,866 | https://en.wikipedia.org/wiki/Classifying%20space%20for%20SU%28n%29 | In mathematics, the classifying space for the special unitary group is the base space of the universal principal bundle . This means that principal bundles over a CW complex up to isomorphism are in bijection with homotopy classes of its continuous maps into . The isomorphism is given by pullback.
Definition
Ther... | Classifying space for SU(n) | Mathematics | 269 |
1,248,306 | https://en.wikipedia.org/wiki/Strap | A strap, sometimes also called strop, is an elongated flap or ribbon, usually of leather or other flexible materials.
Thin straps are used as part of clothing or baggage, or bedding such as a sleeping bag. See for example spaghetti strap, shoulder strap. A strap differs from a belt mainly in that a strap is usually in... | Strap | Technology | 350 |
35,829,671 | https://en.wikipedia.org/wiki/Xi%20Piscium | Xi Piscium (ξ Piscium) is an orange-hued binary star system in the zodiac constellation of Pisces. In 1690, the astronomer Johannes Hevelius in his Firmamentum Sobiescianum regarded the constellation Pisces as being composed of four subdivisions. Xi Piscium was considered to be part of the Linum Austrinum, the South Co... | Xi Piscium | Astronomy | 375 |
53,050,024 | https://en.wikipedia.org/wiki/Granny%20dumping | Granny dumping (informal) is a form of modern senicide. The term was introduced in the early 1980s by professionals in the medical and social work fields. Granny dumping is defined by the Oxford English Dictionary as "the abandonment of an elderly person in a public place such as a hospital or nursing home, especially ... | Granny dumping | Biology | 1,384 |
7,617,637 | https://en.wikipedia.org/wiki/Artesunate%20suppositories | Artesunate suppositories are used for the treatment of malaria. Artesunate is an antimalarial water-soluble derivative of dihydroartemisinin. Artemisinins are sesquiterpene lactones isolated from Artemisia annua, a Chinese traditional medicine. These suppositories are given rectally due to the risk of death from severe... | Artesunate suppositories | Chemistry | 425 |
52,005,845 | https://en.wikipedia.org/wiki/Petrolingual%20ligament | The petrolingual ligament lies at the posteroinferior aspect of the lateral wall of the cavernous sinus and marks the point at which the internal carotid artery enters the cavernous sinus.
Anatomically, the petrolingual ligament demarcates two of the segments of the internal carotid artery:
The petrolingual ligament... | Petrolingual ligament | Biology | 167 |
1,298,198 | https://en.wikipedia.org/wiki/SASL%20%28programming%20language%29 | SASL (St Andrews Static Language, alternatively St Andrews Standard Language) is a purely functional programming language developed by David Turner at the University of St Andrews in 1972, based on the applicative subset of ISWIM. In 1976 Turner redesigned and reimplemented it as a non-strict (lazy) language. In thi... | SASL (programming language) | Technology | 149 |
22,812,666 | https://en.wikipedia.org/wiki/RAFOS%20float | RAFOS floats are submersible devices used to map ocean currents well below the surface. They drift with these deep currents and listen for acoustic "pongs" emitted at designated times from multiple moored sound sources. By analyzing the time required for each pong to reach a float, researchers can pinpoint its positi... | RAFOS float | Physics,Environmental_science | 2,132 |
20,994,191 | https://en.wikipedia.org/wiki/Drug%20Industry%20Documents%20Archive | The Drug Industry Documents Archive (DIDA) is a digital archive of pharmaceutical industry documents created and maintained by the University of California, San Francisco, Library and Center for Knowledge Management. DIDA is a part of the larger UCSF Industry Documents Library which includes the Truth Tobacco Industry... | Drug Industry Documents Archive | Chemistry,Biology | 543 |
992,829 | https://en.wikipedia.org/wiki/Microcell | A microcell is a cell in a mobile phone network served by a low power cellular base station (tower), covering a limited area such as a mall, a hotel, or a transportation hub. A microcell is usually larger than a picocell, though the distinction is not always clear. A microcell uses power control to limit the radius of ... | Microcell | Technology | 737 |
1,117,429 | https://en.wikipedia.org/wiki/Ivermectin | Ivermectin is an antiparasitic drug. After its discovery in 1975, its first uses were in veterinary medicine to prevent and treat heartworm and acariasis. Approved for human use in 1987, it is used to treat infestations including head lice, scabies, river blindness (onchocerciasis), strongyloidiasis, trichuriasis, asca... | Ivermectin | Biology | 4,298 |
11,847,421 | https://en.wikipedia.org/wiki/Mediaroom | Mediaroom is a collection of software for operators to deliver IPTV (IPTV) subscription services, including content-protected, live, digital video recorder, video on demand, multiscreen, and applications. These services can be delivered via a range of devices inside and outside customers' homes, including wired and Wi-... | Mediaroom | Technology | 879 |
67,614,629 | https://en.wikipedia.org/wiki/Turner%20angle | The Turner angle Tu, introduced by Ruddick(1983) and named after J. Stewart Turner, is a parameter used to describe the local stability of an inviscid water column as it undergoes double-diffusive convection. The temperature and salinity attributes, which generally determine the water density, both respond to the wate... | Turner angle | Physics,Chemistry,Engineering,Environmental_science | 1,436 |
32,765,170 | https://en.wikipedia.org/wiki/FLYWCH%20zinc%20finger | In molecular biology, the FLYWCH zinc finger is a zinc finger domain. It is found in a number of eukaryotic proteins. FLYWCH is a C2H2-type zinc finger characterised by five conserved hydrophobic residues, containing the conserved sequence motif:
F/Y-X(n)-L-X(n)-F/Y-X(n)-WXCX(6-12)CX(17-22)HXH where X indicates any ... | FLYWCH zinc finger | Biology | 312 |
60,048,566 | https://en.wikipedia.org/wiki/PyClone | PyClone is a software that implements a Hierarchical Bayes statistical model to estimate cellular frequency patterns of mutations in a population of cancer cells using observed alternate allele frequencies, copy number, and loss of heterozygosity (LOH) information. PyClone outputs clusters of variants based on calculat... | PyClone | Biology | 2,260 |
631,494 | https://en.wikipedia.org/wiki/Moment%20magnitude%20scale | The moment magnitude scale (MMS; denoted explicitly with or Mwg, and generally implied with use of a single M for magnitude) is a measure of an earthquake's magnitude ("size" or strength) based on its seismic moment. was defined in a 1979 paper by Thomas C. Hanks and Hiroo Kanamori. Similar to the local magnitude/Ric... | Moment magnitude scale | Physics,Mathematics | 4,266 |
8,591,662 | https://en.wikipedia.org/wiki/List%20of%20stars%20in%20Draco | This is the list of notable stars in the constellation Draco.
See also
List of stars by constellation
References
Bibliography
List
Draco | List of stars in Draco | Astronomy | 27 |
65,409,877 | https://en.wikipedia.org/wiki/Karin%20Aurivillius | Karin Aurivillius (1920–1982) was a Swedish chemist and crystallographer at the University of Lund, Sweden. She determined the crystal structures of many mercury compounds.
During the 1960s, she helped develop crystallography in Sweden while working closely with her prominent husband and fellow chemist, Bengt Aurivil... | Karin Aurivillius | Chemistry,Materials_science | 773 |
39,156,141 | https://en.wikipedia.org/wiki/Symmetric%20cone | In mathematics, symmetric cones, sometimes called domains of positivity, are open convex self-dual cones in Euclidean space which have a transitive group of symmetries, i.e. invertible operators that take the cone onto itself. By the Koecher–Vinberg theorem these correspond to the cone of squares in finite-dimensional ... | Symmetric cone | Mathematics | 16,326 |
11,380,117 | https://en.wikipedia.org/wiki/Skew-Hamiltonian%20matrix |
Skew-Hamiltonian Matrices in Linear Algebra
In linear algebra, a skew-Hamiltonian matrix is a specific type of matrix that corresponds to a skew-symmetric bilinear form on a symplectic vector space. Let be a vector space equipped with a symplectic form, denoted by Ω. A symplectic vector space must necessarily be of... | Skew-Hamiltonian matrix | Mathematics | 233 |
40,506,832 | https://en.wikipedia.org/wiki/Edison%20and%20Swan%20Electric%20Light%20Company | The Edison and Swan Electric Light Company Limited was a manufacturer of incandescent lamp bulbs and other electrical goods. It was formed in 1883 with the name Edison & Swan United Electric Light Company with the merger of the Swan United Electric Company and the Edison Electric Light Company.
Thomas Edison establish... | Edison and Swan Electric Light Company | Physics | 676 |
639,203 | https://en.wikipedia.org/wiki/Zompist.com | Zompist.com is a website created by Mark Rosenfelder a.k.a. Zompist, a conlanger. It features essays on comics, politics, language, and science, as well as a detailed description of Rosenfelder's constructed world, Almea. The website is also the home of The Language Construction Kit, Rosenfelder's article introducing n... | Zompist.com | Mathematics | 919 |
30,471,780 | https://en.wikipedia.org/wiki/C13H20 | {{DISPLAYTITLE:C13H20 }}
The molecular formula C13H20 (molar mass: 176.303 g/mol) may refer to:
Tetracyclopropylmethane, a polycyclic hydrocarbon
A lot of Alkylbenzenes, derivatives of benzene
Molecular formulas | C13H20 | Physics,Chemistry | 71 |
22,547,607 | https://en.wikipedia.org/wiki/Tron%3A%20Legacy | Tron: Legacy (stylized as TRON: Legacy) is a 2010 American science fiction action film directed by Joseph Kosinski from a screenplay by Adam Horowitz and Edward Kitsis, based on a story by Horowitz, Kitsis, Brian Klugman, and Lee Sternthal. The second installment in the Tron series, it serves as a sequel to Tron (1982)... | Tron: Legacy | Technology | 12,629 |
21,394,574 | https://en.wikipedia.org/wiki/Iris%20Browser | Iris Browser is a discontinued web browser for Windows Mobile smartphones and personal digital assistants (PDAs) developed by the Torch Mobile company. The first version was released in 2008. It was one of the first mobile browsers to score a perfect 100 on the Acid3 test.
RIM acquired Torch Mobile in 2009 and discont... | Iris Browser | Technology | 315 |
6,992,066 | https://en.wikipedia.org/wiki/IOK-1 | IOK-1 is a distant galaxy in the constellation Coma Berenices. When discovered in 2006, it was the oldest and most distant galaxy ever found, at redshift 6.96.
It was discovered in April 2006 by Masanori Iye at National Astronomical Observatory of Japan using the Subaru Telescope in Hawaii and is seen as it was 12.88... | IOK-1 | Astronomy | 205 |
52,740,713 | https://en.wikipedia.org/wiki/%28S%2CS%29-Tetrahydrochrysene | (S,S)-Tetrahydrochrysene ((S,S)-THC) is a steroid-like nonsteroidal estrogen and agonist of both the estrogen receptors, ERα and ERβ. It is an enantiomer of (R,R)-tetrahydrochrysene ((R,R)-THC), which, in contrast, is an ERβ silent antagonist and ERα agonist with 10-fold selectivity (i.e., affinity) for the ERβ over th... | (S,S)-Tetrahydrochrysene | Chemistry | 166 |
39,243,497 | https://en.wikipedia.org/wiki/Bedwin%20Hacker | Bedwin Hacker is a Tunisian film about a computer hacker and TV pirate who broadcasts messages promoting freedom and equality for North Africans, and the attempt by the French Direction de la surveillance du territoire to find her and stop her. Released in 2003, it predated the 2010 Arab Spring by several years. The fi... | Bedwin Hacker | Technology | 771 |
72,498,504 | https://en.wikipedia.org/wiki/HD%2026755 | HD 26755, also known as HR 1313, is a spectroscopic binary located in the northern circumpolar constellation Camelopardalis, the giraffe. It has an apparent magnitude of 5.72, making it faintly visible to the naked eye under ideal conditions. Gaia DR3 parallax measurements place the system at a distance of 271 light ye... | HD 26755 | Astronomy | 300 |
1,393,702 | https://en.wikipedia.org/wiki/Seed%20orchard | A seed orchard is an intensively-managed plantation of specifically arranged trees for the mass production of genetically improved seeds to create plants, or seeds for the establishment of new forests.
General
Seed orchards are a common method of mass-multiplication for transferring genetically improved material from ... | Seed orchard | Biology | 1,337 |
77,309,938 | https://en.wikipedia.org/wiki/Unimog%20411 | The Unimog 411 is a vehicle in the Unimog series from Mercedes-Benz. Daimler-Benz AG built 39,581 units at the Mercedes-Benz plant in Gaggenau between August 1956 and October 1974. The 411 is the last series of the "original Unimogs". The design of the 411 is based on the Unimog 401. It is also a commercial vehicle bui... | Unimog 411 | Engineering | 6,687 |
39,228,340 | https://en.wikipedia.org/wiki/Information%20security%20indicators | In information technology, benchmarking of computer security requires measurements for comparing both different IT systems and single IT systems in dedicated situations. The technical approach is a pre-defined catalog of security events (security incident and vulnerability) together with corresponding formula for the c... | Information security indicators | Engineering | 605 |
20,501,088 | https://en.wikipedia.org/wiki/Ohmer%20fare%20register | The Ohmer fare register was, in various models, a mechanical device for registering and recording the fares of passengers on streetcars, buses and taxis in the early 20th century. It was invented and improved by members and employees of the Ohmer family of Dayton, Ohio, especially John F. Ohmer who founded the Ohmer F... | Ohmer fare register | Technology,Engineering | 289 |
1,643,733 | https://en.wikipedia.org/wiki/%C3%98ystein%20Ore | Øystein Ore (7 October 1899 – 13 August 1968) was a Norwegian mathematician known for his work in ring theory, Galois connections, graph theory, and the history of mathematics.
Life
Ore graduated from the University of Oslo in 1922, with a Cand.Real.degree in mathematics. In 1924, the University of Oslo awarded him th... | Øystein Ore | Mathematics | 970 |
26,174,604 | https://en.wikipedia.org/wiki/Pocklington%27s%20algorithm | Pocklington's algorithm is a technique for solving a congruence of the form
where x and a are integers and a is a quadratic residue.
The algorithm is one of the first efficient methods to solve such a congruence. It was described by H.C. Pocklington in 1917.
The algorithm
(Note: all are taken to mean , unless indic... | Pocklington's algorithm | Mathematics | 640 |
2,200,436 | https://en.wikipedia.org/wiki/Front%20velocity | In physics, front velocity is the speed at which the first rise of a pulse above zero moves forward.
In mathematics, it is used to describe the velocity of a propagating front in the solution of hyperbolic partial differential equation.
Various velocities
Associated with propagation of a disturbance are several diff... | Front velocity | Physics | 338 |
66,497,650 | https://en.wikipedia.org/wiki/Bruceanol%20D | Bruceanol D is a cytotoxic quassinoid isolated from Brucea antidysenterica with potential antitumor and antileukemic properties.
See also
Bruceanol
References
Quassinoids
Heterocyclic compounds with 5 rings
Methyl esters | Bruceanol D | Chemistry | 60 |
75,369,294 | https://en.wikipedia.org/wiki/Fragile%20masculinity | Fragile masculinity is the anxiety among males who feel they do not meet cultural standards of masculinity. Evidence suggests that this concept is necessary to understand their attitudes and behaviors. Research has shown that this anxiety can manifest in various ways, including aggressive behavior, resistance to changi... | Fragile masculinity | Biology | 1,204 |
75,404,013 | https://en.wikipedia.org/wiki/CEERS-2112 | CEERS-2112 is the most distant barred spiral galaxy observed as of 2023. The light observed from the galaxy was emitted when the universe was only 2.1 billion years old. It was determined to be similar in mass to the Milky Way.
Observations
The galaxy is located in the Extended Groth Strip cosmological field and it w... | CEERS-2112 | Astronomy | 328 |
1,607,968 | https://en.wikipedia.org/wiki/Castle%20thunder%20%28sound%20effect%29 | Castle thunder is a sound effect that consists of the sound of a loud thunderclap during a rainstorm. It was originally recorded for the 1931 film Frankenstein, and has since been used in dozens of films, television programs, and commercials.
History
After its use in Frankenstein, the Castle Thunder was used in dozens... | Castle thunder (sound effect) | Physics | 310 |
60,849,373 | https://en.wikipedia.org/wiki/Major%20irrigation%20project | Major irrigation project is a classification of irrigation projects used in India. A project with a cultivable command area of more than 10,000 hectares is classified as a major irrigation project. Before the Fifth Five-Year Plan, irrigation schemes were classified on the basis of investments needed to implement the sc... | Major irrigation project | Engineering | 88 |
258,833 | https://en.wikipedia.org/wiki/Thermal%20analysis | Thermal analysis is a branch of materials science where the properties of materials are studied as they change with temperature. Several methods are commonly used – these are distinguished from one another by the property which is measured:
Dielectric thermal analysis: dielectric permittivity and loss factor
Diffe... | Thermal analysis | Physics,Chemistry,Materials_science,Engineering,Biology | 2,050 |
46,580,185 | https://en.wikipedia.org/wiki/Penicillium%20malacaense | Penicillium malacaense is an anamorph species of the genus of Penicillium.
References
Further reading
malacaense
Fungi described in 1980
Fungus species | Penicillium malacaense | Biology | 37 |
155,443 | https://en.wikipedia.org/wiki/Corrosion | Corrosion is a natural process that converts a refined metal into a more chemically stable oxide. It is the gradual deterioration of materials (usually a metal) by chemical or electrochemical reaction with their environment. Corrosion engineering is the field dedicated to controlling and preventing corrosion.
In the m... | Corrosion | Chemistry,Materials_science,Engineering | 7,008 |
24,509,610 | https://en.wikipedia.org/wiki/PNU-120%2C596 | PNU-120596 is a drug that acts as a potent and selective positive allosteric modulator for the α7 subtype of neural nicotinic acetylcholine receptors. It is used in scientific research into cholinergic regulation of dopamine and glutamate release in the brain.
References
Nicotinic agonists
Stimulants
Phenol ethers
C... | PNU-120,596 | Chemistry | 95 |
47,153,689 | https://en.wikipedia.org/wiki/Mining%20and%20Chemical%20Combine | The Mining and Chemical Combine is a nuclear facility in Russia. It was established in 1950 to produce plutonium for weapons. It is in the closed city Zheleznogorsk, Krasnoyarsk Krai. The company is currently part of the Rosatom group.
The site had three underground nuclear reactors using cooling water from the Yenise... | Mining and Chemical Combine | Physics | 264 |
13,103,839 | https://en.wikipedia.org/wiki/Magnetic%20water%20treatment | Magnetic water treatment (also known as anti-scale magnetic treatment or AMT) is a disproven method of reducing the effects of hard water by passing it through a magnetic field as a non-chemical alternative to water softening. A 1996 study by Lawrence Livermore National Laboratory found no significant effect of magneti... | Magnetic water treatment | Chemistry,Materials_science,Engineering,Environmental_science | 230 |
42,729,826 | https://en.wikipedia.org/wiki/47%20Capricorni | 47 Capricorni is a variable star located around 1,170 light years from the Sun in the southern constellation Capricornus, near the northern border with Aquarius. It has the variable star designation of AG Capricorni and a Bayer designation of c2 Capricorni; 47 Capricorni is the Flamsteed designation. This object is vis... | 47 Capricorni | Astronomy | 311 |
14,148,161 | https://en.wikipedia.org/wiki/D-octopine%20dehydrogenase | Octopine dehydrogenase (N2-(D-1-carboxyethyl)-L-arginine:NAD+ oxidoreductase, OcDH, ODH) is a dehydrogenase enzyme in the opine dehydrogenase family that helps maintain redox balance under anaerobic conditions. It is found largely in aquatic invertebrates, especially mollusks, sipunculids, and coelenterates, and plays ... | D-octopine dehydrogenase | Chemistry | 904 |
1,408,522 | https://en.wikipedia.org/wiki/Bdellovibrionaceae | The Bdellovibrionaceae are a family of Pseudomonadota. They include genera, such as Bdellovibrio and Vampirovibrio, which are unusual parasites that enter other bacteria.
See also
List of bacterial orders
List of bacteria genera
References
External links
Bdellovibrionaceae - J.P. Euzéby: List of Prokaryotic names... | Bdellovibrionaceae | Biology | 88 |
48,186,455 | https://en.wikipedia.org/wiki/Membrane%20models | Before the emergence of electron microscopy in the 1950s, scientists did not know the structure of a cell membrane or what its components were; biologists and other researchers used indirect evidence to identify membranes before they could actually be visualized. Specifically, it was through the models of Overton, Lan... | Membrane models | Chemistry | 2,362 |
62,411,787 | https://en.wikipedia.org/wiki/Herman%20T.%20Briscoe | Herman Thompson Briscoe (November 6, 1893 – October 8, 1960) was an American chemist and professor of chemistry. The Herman T. Briscoe Professorship in Chemistry at Indiana University was established in 1961, and the Herman T. Briscoe Quadrangle Dormitory was dedicated in 1966.
Early life and education
Herman T. Bris... | Herman T. Briscoe | Chemistry | 662 |
77,229,532 | https://en.wikipedia.org/wiki/Doug%20Butterworth | Douglas Stuart Butterworth is a retired South African fisheries scientist and applied mathematician. He is professor emeritus of applied mathematics at the University of Cape Town, where he is the director of the Marine Resource Assessment and Management (MARAM) research group.
Early life and education
Butterworth at... | Doug Butterworth | Mathematics | 719 |
19,975,545 | https://en.wikipedia.org/wiki/Grex%20%28horticulture%29 | The term grex (plural greges or grexes; abbreviation gx), derived from the Latin noun , , meaning 'flock', has been expanded in botanical nomenclature to describe hybrids of orchids, based solely on their parentage. Grex names are one of the three categories of plant names governed by the International Code of Nomencla... | Grex (horticulture) | Biology | 1,648 |
42,699,853 | https://en.wikipedia.org/wiki/Rod%20and%20frame%20test | The rod and frame test is a psychophysical method of testing perception. It relies on the use of a rod and frame apparatus which uses a rotating rod set inside an individually rotatable drum, allowing an experimenter to vary the participant's frame of reference and thus test for their perception of vertical.
Rod and f... | Rod and frame test | Physics,Mathematics | 854 |
10,063,238 | https://en.wikipedia.org/wiki/Palsa | Palsas are peat mounds with a permanently frozen peat and mineral soil core. They are a typical phenomenon in the polar and subpolar zone of discontinuous permafrost. One of their characteristics is having steep slopes that rise above the mire surface. This leads to the accumulation of large amounts of snow around them... | Palsa | Biology | 4,308 |
2,421,479 | https://en.wikipedia.org/wiki/Implicit%20cost | In economics, an implicit cost, also called an imputed cost, implied cost, or notional cost, is the opportunity cost equal to what a firm must give up in order to use a factor of production for which it already owns and thus does not pay rent. It is the opposite of an explicit cost, which is borne directly. In other wo... | Implicit cost | Physics | 305 |
32,148,934 | https://en.wikipedia.org/wiki/ASF1%20like%20histone%20chaperone | In molecular biology, the ASF1 like histone chaperone family of proteins includes the yeast and human ASF1 proteins. These proteins are of the chaperone protein group and in particular can be placed into the histone chaperone subgroup. ASF1 participates in both the replication-dependent and replication-independent path... | ASF1 like histone chaperone | Biology | 104 |
3,110,099 | https://en.wikipedia.org/wiki/Gamma%20Librae | Gamma Librae (γ Librae, abbreviated Gamma Lib, γ Lib) is a suspected binary star system in the constellation of Libra. It is visible to the naked eye, having an apparent visual magnitude of +3.91. Based upon an annual parallax shift of 19.99 mas as seen from Earth, it lies 163 light years from the Sun.
The primary com... | Gamma Librae | Astronomy | 709 |
46,809,768 | https://en.wikipedia.org/wiki/Pneumonia%20jacket | A pneumonia jacket was a medical device used to warm the chest of a person with pneumonia. In the pre-antibiotic era, supportive care measures such as fluid support and warming were the only treatments available. Pneumonia jackets were variously constructed of oiled silk, muslin, and sometimes even included a system of... | Pneumonia jacket | Biology | 217 |
29,230,973 | https://en.wikipedia.org/wiki/List%20of%20Russian%20astronomers%20and%20astrophysicists | This list of Russian astronomers and astrophysicists includes the famous astronomers, astrophysicists and cosmologists from the Russian Empire, the Soviet Union and the Russian Federation.
Alphabetical list
A
Tateos Agekian, one of the pioneers of Russian and world Stellar dynamics, discoverer of two evolutionary se... | List of Russian astronomers and astrophysicists | Physics,Astronomy | 2,329 |
5,676,385 | https://en.wikipedia.org/wiki/Catskill%20Aqueduct | The Catskill Aqueduct, part of the New York City water supply system, brings water from the Catskill Mountains to Yonkers where it connects to other parts of the system.
History
Construction began in 1907. The aqueduct proper was completed in 1916 and the entire Catskill Aqueduct system including three dams and 67 sha... | Catskill Aqueduct | Environmental_science | 521 |
3,088,802 | https://en.wikipedia.org/wiki/Oil%20Shockwave | The Oil Shockwave event was a policy wargaming scenario created by the joint effort of several energy policy think tanks, the National Commission on Energy Policy and Securing America's Future Energy. It outlined a series of hypothetical international events taking place in December 2005, all related to world supply a... | Oil Shockwave | Environmental_science | 499 |
35,093,912 | https://en.wikipedia.org/wiki/Non-Archimedean%20geometry | In mathematics, non-Archimedean geometry is any of a number of forms of geometry in which the axiom of Archimedes is negated. An example of such a geometry is the Dehn plane. Non-Archimedean geometries may, as the example indicates, have properties significantly different from Euclidean geometry.
There are two senses ... | Non-Archimedean geometry | Mathematics | 380 |
8,382,494 | https://en.wikipedia.org/wiki/NGC%20278 | NGC 278 is an isolated spiral galaxy in the northern circumpolar constellation of Cassiopeia, near the southern constellation boundary with Andromeda. It lies at a distance of approximately from the Milky Way, giving it a physical scale of per arcsecond. The galaxy was discovered on December 11, 1786 by German-born a... | NGC 278 | Astronomy | 348 |
34,257,354 | https://en.wikipedia.org/wiki/Cryptococcus%20consortionis | Cryptococcus consortionis is a fungus species. It produces colonies that are cream colored with a glistening, mucoid appearance. When grown in liquid media, this species requires constant agitation. This species growth range is from 4 °C to 23 °C, with growth at 23 °C occurring very slowly. On the microscopic level, C.... | Cryptococcus consortionis | Biology | 256 |
1,240,666 | https://en.wikipedia.org/wiki/Parity%20%28physics%29 | In physics, a parity transformation (also called parity inversion) is the flip in the sign of one spatial coordinate. In three dimensions, it can also refer to the simultaneous flip in the sign of all three spatial coordinates (a point reflection):
It can also be thought of as a test for chirality of a physical phenom... | Parity (physics) | Physics,Chemistry,Mathematics | 4,489 |
1,513,065 | https://en.wikipedia.org/wiki/Palladium-hydrogen%20electrode | The palladium-hydrogen electrode (abbreviation: Pd/H2) is one of the common reference electrodes used in electrochemical study. Most of its characteristics are similar to the standard hydrogen electrode (with platinum). But palladium has one significant feature—the capability to absorb (dissolve into itself) molecular ... | Palladium-hydrogen electrode | Chemistry | 316 |
42,813,835 | https://en.wikipedia.org/wiki/Data%20publishing | Data publishing (also data publication) is the act of releasing research data in published form for use by others. It is a practice consisting in preparing certain data or data set(s) for public use thus to make them available to everyone to use as they wish.
This practice is an integral part of the open science movem... | Data publishing | Technology | 1,433 |
6,774,401 | https://en.wikipedia.org/wiki/Transformational%20theory | Transformational theory is a branch of music theory developed by David Lewin in the 1980s, and formally introduced in his 1987 work, Generalized Musical Intervals and Transformations. The theory—which models musical transformations as elements of a mathematical group—can be used to analyze both tonal and atonal music.
... | Transformational theory | Mathematics | 1,864 |
25,681,155 | https://en.wikipedia.org/wiki/Palomar%20Transient%20Factory | The Palomar Transient Factory (PTF, obs. code: I41), was an astronomical survey using a wide-field survey camera designed to search for optical transient and variable sources such as variable stars, supernovae, asteroids and comets. The project completed commissioning in summer 2009, and continued until December 2012. ... | Palomar Transient Factory | Astronomy | 1,143 |
40,774,061 | https://en.wikipedia.org/wiki/NGC%204527 | NGC 4527 is a spiral galaxy in the constellation Virgo. It was discovered by German-British astronomer William Herschel on 23 February 1784.
NGC 4527 is a member of the M61 Group of galaxies, which is a member of the Virgo II Groups, a series of galaxies and galaxy clusters strung out from the southern edge of the Vir... | NGC 4527 | Astronomy | 338 |
14,344,447 | https://en.wikipedia.org/wiki/Tybamate | Tybamate (INN; Solacen, Tybatran, Effisax) is an anxiolytic of the carbamate family. It is a prodrug for meprobamate in the same way as the better known drug carisoprodol. It has liver enzyme inducing effects similar to those of phenobarbital but much weaker.
As the trade name Tybatran (Robins), it was formerly availa... | Tybamate | Chemistry | 295 |
37,256,856 | https://en.wikipedia.org/wiki/Ross%20Honsberger | Ross Honsberger (1929–2016) was a Canadian mathematician and author on recreational mathematics.
Life
Honsberger studied mathematics at the University of Toronto, with a bachelor's degree, and then worked for ten years as a teacher in Toronto, before continuing his studies at the University of Waterloo (master's degr... | Ross Honsberger | Mathematics | 528 |
22,060,557 | https://en.wikipedia.org/wiki/Gilbert%20Mair%20%28trader%29 | Gilbert Mair (23 May 1799 – 16 July 1857) was a sailor and a merchant trader who visited New Zealand for the first time when he was twenty, and lived there from 1824 till his death. He married Elizabeth Gilbert Puckey – who had the first piano brought to New Zealand in 1827. They had twelve children. Among them were "f... | Gilbert Mair (trader) | Physics | 2,210 |
14,984 | https://en.wikipedia.org/wiki/International%20Atomic%20Energy%20Agency | The International Atomic Energy Agency (IAEA) is an intergovernmental organization that seeks to promote the peaceful use of nuclear energy and to inhibit its use for any military purpose, including nuclear weapons. It was established in 1957 as an autonomous organization within the United Nations system; though govern... | International Atomic Energy Agency | Engineering | 4,863 |
21,647,782 | https://en.wikipedia.org/wiki/Weather%20insurance | Weather insurance insures against weather variations. There are two insurable types of weather insurance: conditional weather insurance and weather cancellation insurance.
The integration of advanced technologies such as AI in the insurance industry is influencing the field of weather insurance. According to a recen... | Weather insurance | Physics | 705 |
3,235,998 | https://en.wikipedia.org/wiki/Pseudoconvexity | In mathematics, more precisely in the theory of functions of several complex variables, a pseudoconvex set is a special type of open set in the n-dimensional complex space Cn. Pseudoconvex sets are important, as they allow for classification of domains of holomorphy.
Let
be a domain, that is, an open connected sub... | Pseudoconvexity | Mathematics | 455 |
73,861,379 | https://en.wikipedia.org/wiki/Free-flowering | In gardening, the term free-flowering is used to describe flowering plants that have a long bloom time and may often lack a defined blooming season, whereby producing flowers profusely over an extended period of time, at times all-year round. The terms long-flowering and long-blooming are also used for perennial plants... | Free-flowering | Biology | 381 |
74,590,040 | https://en.wikipedia.org/wiki/Leucocoprinus%20minutulus | Leucocoprinus minutulus is a species of mushroom producing fungus in the family Agaricaceae.
Taxonomy
It was first described in 1941 by the German mycologist Rolf Singer who classified it as Leucocoprinus minutulus.
Description
Leucocoprinus minutulus is a small dapperling mushroom with thin white flesh.
Cap: 1.2c... | Leucocoprinus minutulus | Biology | 367 |
27,010 | https://en.wikipedia.org/wiki/Software%20engineering | Software engineering is a field within computer science focused on designing, developing, testing, and maintaining of software applications. It involves applying engineering principles and computer programming expertise to develop software systems that meet user needs.
The terms programmer and coder overlap software e... | Software engineering | Technology,Engineering | 4,514 |
9,513,764 | https://en.wikipedia.org/wiki/Generic%20Authentication%20Architecture | Generic Authentication Architecture (GAA) is a standard made by 3GPP defined in TR 33.919. Taken from the document:
"This Technical Report aims to give an overview of the different mechanisms that mobile applications can rely upon for authentication between server and client (i.e. the UE). Additionally it provides gu... | Generic Authentication Architecture | Technology | 128 |
33,688,786 | https://en.wikipedia.org/wiki/Ador%20Welding | Ador Welding Limited (formerly known as Advani–Oerlikon Limited) is an industrial manufacturing company headquartered in Mumbai, India. The flagship company of the Ador Group, Ador Welding produces a variety of welding products, industry applications, and technology services, including welding consumables (electrodes, ... | Ador Welding | Engineering | 1,115 |
385,846 | https://en.wikipedia.org/wiki/Kaon | In particle physics, a kaon, also called a K meson and denoted , is any of a group of four mesons distinguished by a quantum number called strangeness. In the quark model they are understood to be bound states of a strange quark (or antiquark) and an up or down antiquark (or quark).
Kaons have proved to be a copious s... | Kaon | Physics | 3,150 |
66,177,541 | https://en.wikipedia.org/wiki/EF-24 | EF-24 is a compound that is a synthetic analogue of curcumin, a bioactive phytochemical from turmeric. Curcumin has antioxidant, antibiotic, anti-inflammatory and anti-cancer properties in vitro but has low potency and very poor bioavailability when taken orally, resulting in limited efficacy. EF-24 was developed to tr... | EF-24 | Chemistry | 156 |
66,664,713 | https://en.wikipedia.org/wiki/Europium%28II%29%20iodide | Europium(II) iodide is the iodide salt of divalent europium cation.
Preparation
Europium(II) iodide can be prepared in a handful of ways, including:
Reduction of europium(III) iodide with hydrogen gas at 350 °C:
Thermal decomposition of europium(III) iodide at 200 °C:
Reaction of europium with mercury(II) iodide:
... | Europium(II) iodide | Chemistry | 286 |
20,374 | https://en.wikipedia.org/wiki/Metabolism | Metabolism (, from metabolē, "change") is the set of life-sustaining chemical reactions in organisms. The three main functions of metabolism are: the conversion of the energy in food to energy available to run cellular processes; the conversion of food to building blocks of proteins, lipids, nucleic acids, and some ca... | Metabolism | Chemistry,Biology | 8,661 |
18,226,967 | https://en.wikipedia.org/wiki/Antiproton%20Decelerator | The Antiproton Decelerator (AD) is a storage ring at the CERN laboratory near Geneva. It was built from the Antiproton Collector (AC) to be a successor to the Low Energy Antiproton Ring (LEAR) and started operation in the year 2000. Antiprotons are created by impinging a proton beam from the Proton Synchrotron on a iri... | Antiproton Decelerator | Physics | 2,257 |
1,350,865 | https://en.wikipedia.org/wiki/Affine%20Lie%20algebra | In mathematics, an affine Lie algebra is an infinite-dimensional Lie algebra that is constructed in a canonical fashion out of a finite-dimensional simple Lie algebra. Given an affine Lie algebra, one can also form the associated affine Kac-Moody algebra, as described below. From a purely mathematical point of view, af... | Affine Lie algebra | Mathematics | 1,913 |
50,275,381 | https://en.wikipedia.org/wiki/Provirus%20silencing | Provirus silencing, or proviral silencing, is the repression of expression of proviral genes in cells.
A provirus is a viral DNA that has been incorporated into the chromosome of a host cell, often by retroviruses such as HIV.
Endogenous retroviruses are always in the provirus state in the host cell and replicate thro... | Provirus silencing | Chemistry,Engineering,Biology | 1,141 |
30,926,764 | https://en.wikipedia.org/wiki/Dose%20rate | A dose rate is quantity of radiation absorbed or delivered per unit time.
It is often indicated in micrograys per hour (μGy/h) or as an equivalent dose rate ḢT in rems per hour (rem/hr) or sieverts per hour (Sv/h).
Dose and dose rate are used to measure different quantities in the same way that distance and speed are ... | Dose rate | Mathematics | 252 |
15,501,978 | https://en.wikipedia.org/wiki/List%20of%20waves%20named%20after%20people | This is a list of waves named after people (eponymous waves).
See also
Eponym
List of eponymous laws
Waves
Scientific phenomena named after people
References
Waves
Fluid dynamics
Water waves
Waves in plasmas
Mountain meteorology
Atmospheric dynamics | List of waves named after people | Physics,Chemistry,Engineering | 46 |
8,320,597 | https://en.wikipedia.org/wiki/Operation%20Moonwatch | Operation Moonwatch (also known as Project Moonwatch and, more simply, as Moonwatch) was an amateur science program formally initiated by the Smithsonian Astrophysical Observatory (SAO) in 1956. The SAO organized Moonwatch as part of the International Geophysical Year (IGY) which was probably the largest single scienti... | Operation Moonwatch | Astronomy | 1,903 |
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