id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
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24,233,307 | https://en.wikipedia.org/wiki/C18H27NO2 | {{DISPLAYTITLE:C18H27NO2}}
The molecular formula C18H27NO2 may refer to:
Alifedrine, a partial beta-adrenergic agonist
Caramiphen, an anticholinergic drug
Dyclonine, an over-the-counter local anesthetic
S33005, a serotonin–norepinephrine reuptake inhibitor
WS-12 | C18H27NO2 | Chemistry | 93 |
19,722 | https://en.wikipedia.org/wiki/Metallurgy | Metallurgy is a domain of materials science and engineering that studies the physical and chemical behavior of metallic elements, their inter-metallic compounds, and their mixtures, which are known as alloys.
Metallurgy encompasses both the science and the technology of metals, including the production of metals and t... | Metallurgy | Chemistry,Materials_science,Engineering | 3,801 |
1,975,653 | https://en.wikipedia.org/wiki/Young%20Eagles | The Young Eagles is a program created by the US Experimental Aircraft Association designed to give children between the ages of 8 and 17 an opportunity to experience flight in a general aviation airplane while educating them about aviation. The program is offered free of charge with costs covered by the volunteers. It ... | Young Eagles | Engineering | 1,366 |
44,031 | https://en.wikipedia.org/wiki/Perfect%20matching | In graph theory, a perfect matching in a graph is a matching that covers every vertex of the graph. More formally, given a graph , a perfect matching in is a subset of edge set , such that every vertex in the vertex set is adjacent to exactly one edge in .
A perfect matching is also called a 1-factor; see Graph fac... | Perfect matching | Mathematics | 770 |
37,153 | https://en.wikipedia.org/wiki/Supercomputer | A supercomputer is a type of computer with a high level of performance as compared to a general-purpose computer. The performance of a supercomputer is commonly measured in floating-point operations per second (FLOPS) instead of million instructions per second (MIPS). Since 2022, supercomputers have existed which can p... | Supercomputer | Technology | 6,426 |
33,238,388 | https://en.wikipedia.org/wiki/Tensiometer%20%28soil%20science%29 | A tensiometer in soil science is a measuring instrument used to determine the matric water potential () (soil moisture tension) in the vadose zone. This device typically consists of a glass or plastic tube with a porous ceramic cup and is filled with water. The top of the tube has either a built-in vacuum gauge or a... | Tensiometer (soil science) | Physics,Environmental_science | 432 |
18,390,089 | https://en.wikipedia.org/wiki/Russula%20adusta | Russula adusta, commonly known as the blackening brittlegill or blackening russula, is a species of gilled mushroom. It is a member of the Russula subgenus Compactae. The cap is brown to gray and somewhat shiny, with a mild taste and, reportedly, an odor of empty wine barrels. It has a propensity to turn black from cut... | Russula adusta | Biology | 547 |
8,952,788 | https://en.wikipedia.org/wiki/Mycovirus | Mycoviruses (Ancient Greek: μύκης ("fungus") + Latin ), also known as mycophages, are viruses that infect fungi. The majority of mycoviruses have double-stranded RNA (dsRNA) genomes and isometric particles, but approximately 30% have positive-sense, single-stranded RNA (+ssRNA) genomes.
True mycoviruses demonstrate a... | Mycovirus | Biology | 3,260 |
977,799 | https://en.wikipedia.org/wiki/HCG%2087 | HCG 87 is a compact group of galaxies listed in the Hickson Compact Group Catalogue. This group is about 400 million light-years away in the constellation Capricornus.
The group distinguishes itself as one of the most compact groups of galaxies, hosting two active galactic nuclei and a starburst among its three memb... | HCG 87 | Astronomy | 157 |
50,810,237 | https://en.wikipedia.org/wiki/Jack%27d | Jack'd is a location-based chat and dating app catering to gay and bisexual men. It is available for Android, iPhone, and Windows phones. Jack'd was previously owned by Online Buddies, owner of Manhunt. In 2019, Perry Street Software, the parent company of Scruff, bought Jack’d for an undisclosed sum.
Controversies
On... | Jack'd | Technology | 355 |
29,760,827 | https://en.wikipedia.org/wiki/Gebhart%20factor | The Gebhart factors are used in radiative heat transfer, it is a means to describe the ratio of radiation absorbed by any other surface versus the total emitted radiation from given surface. As such, it becomes the radiation exchange factor between a number of surfaces. The Gebhart factors calculation method is support... | Gebhart factor | Physics,Chemistry | 427 |
60,421,497 | https://en.wikipedia.org/wiki/Decolonization%20%28medicine%29 | Decolonization, also bacterial decolonization, is a medical intervention that attempts to rid a patient of an antimicrobial resistant pathogen, such as methicillin-resistant Staphylococcus aureus (MRSA) or antifungal-resistant Candida.
By pre-emptively treating patients who have become colonized with an antimicrobial... | Decolonization (medicine) | Biology | 840 |
77,772,029 | https://en.wikipedia.org/wiki/HD%2032667 | HD 32667 is a hierarchical triple star system located about away in the southern constellation of Lepus. The brightest of the three components, and the only one visible, is a hot white subgiant star. With an apparent magnitude of 5.582, it is faintly visible by the naked eye in dark skies. In Chinese astronomy, the st... | HD 32667 | Astronomy | 502 |
2,272,644 | https://en.wikipedia.org/wiki/Daina%20Taimi%C5%86a | Daina Taimiņa (born August 19, 1954) is a Latvian mathematician, retired adjunct associate professor of mathematics at Cornell University, known for developing a way of modeling hyperbolic geometry with crocheted objects.
Education and career
Taimiņa received all of her formal education in Riga, Latvia, where in 1977 ... | Daina Taimiņa | Mathematics | 1,470 |
508,012 | https://en.wikipedia.org/wiki/Berry%E2%80%93Esseen%20theorem | In probability theory, the central limit theorem states that, under certain circumstances, the probability distribution of the scaled mean of a random sample converges to a normal distribution as the sample size increases to infinity. Under stronger assumptions, the Berry–Esseen theorem, or Berry–Esseen inequality, giv... | Berry–Esseen theorem | Mathematics | 1,211 |
28,372,485 | https://en.wikipedia.org/wiki/Verbal%20self-defense | Verbal self-defense or verbal aikido is the art of using one's words to prevent, de-escalate, or end an attempted verbal or physical assault.
It is a way of using words to maintain mental and emotional safety. This kind of "conflict management" involves using posture and body language, tone of voice, and choice of wor... | Verbal self-defense | Biology | 1,782 |
38,879,895 | https://en.wikipedia.org/wiki/Operating%20System%20Concepts | Operating System Concepts by Abraham Silberschatz and James Peterson is a classic textbook on operating systems. It is often called the "dinosaur book", as the first edition of the book had on the cover a number of dinosaurs labeled with various old operating systems. The bigger dinosaurs were labeled with the older bi... | Operating System Concepts | Technology | 139 |
3,881,608 | https://en.wikipedia.org/wiki/Gavins%20Point%20Dam | Gavins Point Dam is a embankment rolled-earth and chalk-fill dam which spans the Missouri River and impounds Lewis and Clark Lake. The dam joins Cedar County, Nebraska with Yankton County, South Dakota a distance of 811.1 river miles (1,305 km) upstream of St. Louis, Missouri, where the river joins the Mississippi Riv... | Gavins Point Dam | Engineering | 947 |
20,182,015 | https://en.wikipedia.org/wiki/Operation%20LAC | Operation LAC (Large Area Coverage) was a United States Army Chemical Corps operation which dispersed microscopic zinc cadmium sulfide (ZnCdS) particles over much of the United States and Canada in order to test dispersal patterns and the geographic range of chemical or biological weapons.
Earlier tests
There were sev... | Operation LAC | Chemistry | 1,108 |
240,749 | https://en.wikipedia.org/wiki/MEDLINE | MEDLINE (Medical Literature Analysis and Retrieval System Online, or MEDLARS Online) is a bibliographic database of life sciences and biomedical information. It includes bibliographic information for articles from academic journals covering medicine, nursing, pharmacy, dentistry, veterinary medicine, and health care. M... | MEDLINE | Biology | 1,557 |
36,821,788 | https://en.wikipedia.org/wiki/Mycena%20atkinsonii | Mycena atkinsonii is a species of agaric fungus in the family Mycenaceae. The species was first described scientifically by New York State botanist Homer Doliver House in 1920.
References
External links
atkinsonii
Fungi described in 1920
Fungi of North America
Fungus species | Mycena atkinsonii | Biology | 57 |
19,386,345 | https://en.wikipedia.org/wiki/Gyrokinetics | Gyrokinetics is a theoretical framework to study plasma behavior on perpendicular spatial scales comparable to the gyroradius and frequencies much lower than the particle cyclotron frequencies.
These particular scales have been experimentally shown to be appropriate for modeling plasma turbulence. The trajectory of ch... | Gyrokinetics | Physics | 1,149 |
25,391,738 | https://en.wikipedia.org/wiki/Apicomplexan%20life%20cycle | Apicomplexans, a group of intracellular parasites, have life cycle stages that allow them to survive the wide variety of environments they are exposed to during their complex life cycle. Each stage in the life cycle of an apicomplexan organism is typified by a cellular variety with a distinct morphology and biochemistr... | Apicomplexan life cycle | Biology | 1,406 |
170,089 | https://en.wikipedia.org/wiki/Numerical%20integration | In analysis, numerical integration comprises a broad family of algorithms for calculating the numerical value of a definite integral.
The term numerical quadrature (often abbreviated to quadrature) is more or less a synonym for "numerical integration", especially as applied to one-dimensional integrals. Some authors re... | Numerical integration | Mathematics | 3,314 |
31,583,410 | https://en.wikipedia.org/wiki/Elitzur%27s%20theorem | In quantum field theory and statistical field theory, Elitzur's theorem states that in gauge theories, the only operators that can have non-vanishing expectation values are ones that are invariant under local gauge transformations. An important implication is that gauge symmetry cannot be spontaneously broken. The theo... | Elitzur's theorem | Physics,Mathematics | 1,366 |
7,661,567 | https://en.wikipedia.org/wiki/European%20Forum%20for%20Good%20Clinical%20Practice | The European Forum for Good Clinical Practices (EFGCP) is a European think tank which works on the ethical, regulatory, and scientific framework of clinical research in Europe. The EFGCP is committed to the development of the standards for the protection of human subjects and data quality in clinical trials, both in Eu... | European Forum for Good Clinical Practice | Chemistry,Biology | 196 |
53,969,515 | https://en.wikipedia.org/wiki/Eupenicillium%20shearii | Eupenicillium shearii is a fungus in the genus Penicillium. The type strain was first isolated in 1931 by Dr. Otto R. Reinking from a soil sample taken in Honduras. It has also been isolated from soil collected in the Democratic Republic of the Congo and near Abidjan. It was named and described in 1967.
E. shearii is ... | Eupenicillium shearii | Biology | 175 |
53,936,277 | https://en.wikipedia.org/wiki/NGC%205026 | NGC 5026 is a barred spiral galaxy or lenticular galaxy in the constellation of Centaurus. It was discovered on 5 June 1834 by John Herschel. It was described as "pretty bright, pretty large, round, gradually brighter middle" by John Louis Emil Dreyer, the compiler of the New General Catalogue.
References
Notes
Bar... | NGC 5026 | Astronomy | 82 |
36,370,190 | https://en.wikipedia.org/wiki/Konstanze%20Kr%C3%BCger | Konstanze Krüger-Farrouj (née Konstanze Deubner, born 22 January 1968) is a German zoologist and behaviour researcher. She is Professor of Horse Management at Nürtingen-Geislingen University of Applied Science, and her special field of research is the social system of horses.
Scientific career
Krüger studied veterina... | Konstanze Krüger | Biology | 1,505 |
1,172,401 | https://en.wikipedia.org/wiki/List%20of%20ZX%20Spectrum%20clones | The following is a list of clones of Sinclair Research's ZX Spectrum home computer. This list includes both official clones (from Timex Corporation) and many unofficial clones, most of which were produced in Eastern Bloc countries. The list does not include computers which require additional hardware or software to bec... | List of ZX Spectrum clones | Technology | 9,044 |
24,150,278 | https://en.wikipedia.org/wiki/C20H28O | {{DISPLAYTITLE:C20H28O}}
The molecular formula C20H28O (molar mass: 284.436 g/mol) may refer to:
Cingestol
Delanterone, a steroidal antiandrogen
Lynestrenol, a progestogen hormone
Retinal, one of the three forms of vitamin A
Tigestol
Vitamin_A2 | C20H28O | Chemistry | 87 |
41,378,784 | https://en.wikipedia.org/wiki/Immunodominance | Immunodominance is the immunological phenomenon in which immune responses are mounted against only a few of the antigenic peptides out of the many produced. That is, despite multiple allelic variations of MHC molecules and multiple peptides presented on antigen presenting cells, the immune response is skewed to only s... | Immunodominance | Biology | 1,351 |
4,215,135 | https://en.wikipedia.org/wiki/Atomic%20mirror | In physics, an atomic mirror is a device which reflects neutral atoms in a way similar to the way a conventional mirror reflects visible light. Atomic mirrors can be made of electric fields or magnetic fields, electromagnetic waves or just silicon wafer; in the last case, atoms are reflected by the attracting tails of ... | Atomic mirror | Physics,Chemistry | 335 |
81,553 | https://en.wikipedia.org/wiki/Teotihuacan | Teotihuacan (; Spanish: Teotihuacán, ; ) is an ancient Mesoamerican city located in a sub-valley of the Valley of Mexico, which is located in the State of Mexico, northeast of modern-day Mexico City.
Teotihuacan is known today as the site of many of the most architecturally significant Mesoamerican pyramids built in ... | Teotihuacan | Astronomy | 11,380 |
5,140,476 | https://en.wikipedia.org/wiki/Nagata%27s%20conjecture%20on%20curves | In mathematics, the Nagata conjecture on curves, named after Masayoshi Nagata, governs the minimal degree required for a plane algebraic curve to pass through a collection of very general points with prescribed multiplicities.
History
Nagata arrived at the conjecture via work on the 14th problem of Hilbert, which asks... | Nagata's conjecture on curves | Mathematics | 295 |
43,977,982 | https://en.wikipedia.org/wiki/Cytokine-induced%20killer%20cell | Cytokine-induced killer cells (CIK) cells are a group of immune effector cells featuring a mixed T- and natural killer (NK) cell-like phenotype. They are generated by ex vivo incubation of human peripheral blood mononuclear cells (PBMC) or cord blood mononuclear cells with interferon-gamma (IFN-γ), anti-CD3 antibody, r... | Cytokine-induced killer cell | Biology | 2,027 |
17,705,066 | https://en.wikipedia.org/wiki/Pirimiphos-methyl | Pirimiphos-methyl, marketed as Actellic and Sybol, is a phosphorothioate used as an insecticide. It was originally developed by Imperial Chemical Industries Ltd., now Syngenta, at their Jealott's Hill site and first marketed in 1977, ten years after its discovery.
This is one of several compounds used for vector cont... | Pirimiphos-methyl | Biology,Environmental_science | 254 |
21,664 | https://en.wikipedia.org/wiki/Nebula | A nebula (; : nebulae, or nebulas) is a distinct luminescent part of interstellar medium, which can consist of ionized, neutral, or molecular hydrogen and also cosmic dust. Nebulae are often star-forming regions, such as in the Pillars of Creation in the Eagle Nebula. In these regions, the formations of gas, dust, and ... | Nebula | Physics,Astronomy | 2,510 |
61,575,689 | https://en.wikipedia.org/wiki/National%20Atmospheric%20Deposition%20Program | The National Atmospheric Deposition Program (NADP) is a Cooperative Research Support Program of the State Agricultural Experiment Stations (NRSP-3). Housed at the Wisconsin State Laboratory of Hygiene at the University of Wisconsin–Madison, the NADP is a collaborative effort between many different groups, such as: Fede... | National Atmospheric Deposition Program | Chemistry,Environmental_science | 3,057 |
41,118,471 | https://en.wikipedia.org/wiki/Armitage%20%28computing%29 | Armitage is a graphical cyber attack management tool for the Metasploit Project that visualizes targets and recommends exploits. It is a free and open source network security tool notable for its contributions to red team collaboration allowing for: shared sessions, data, and communication through a single Metasploit i... | Armitage (computing) | Technology,Engineering | 240 |
290,441 | https://en.wikipedia.org/wiki/Cram%C3%A9r%27s%20conjecture | In number theory, Cramér's conjecture, formulated by the Swedish mathematician Harald Cramér in 1936, is an estimate for the size of gaps between consecutive prime numbers: intuitively, that gaps between consecutive primes are always small, and the conjecture quantifies asymptotically just how small they must be. It s... | Cramér's conjecture | Mathematics | 897 |
42,010,769 | https://en.wikipedia.org/wiki/StatsDirect | StatsDirect is a statistical software package designed for biomedical, public health, and general health science uses. The second generation of the software was reviewed in general medical and public health journals.
Features and use
StatsDirect's interface is menu driven and has editors for spreadsheet-like data and... | StatsDirect | Mathematics | 459 |
26,927,417 | https://en.wikipedia.org/wiki/Project%20Sabre%20II | Project Sabre II was the Pakistan Air Force's program to develop a feasible and low-cost multirole combat jet based on an existing design—the Chengdu F-7 Skybolt, a Chinese variant of the MiG–21. The Pakistan Air Force (PAF) initiated Project Sabre II in 1987, hiring the American aerospace firm Grumman, to provide cruc... | Project Sabre II | Engineering | 1,414 |
73,505,016 | https://en.wikipedia.org/wiki/Glossary%20of%20arthropod%20cuticle | This is a glossary of terms used in the description of arthropod cuticle, including that of insects such as ants. For reasons still under investigation, these animals can have surface textures spanning and combining cracks, excavations, imbrications, mealiness, punctures, reticulations, roughness, scratches, spots, wri... | Glossary of arthropod cuticle | Biology | 166 |
60,578,758 | https://en.wikipedia.org/wiki/Sean%20Dougherty | Sean Dougherty is a Canadian astrophysicist who has been involved in a large number of radio astronomical facilities, both Canadian and international.
Dougherty obtained a degree in mathematics and physics from the University of Nottingham in 1983, and after that he pursued a doctorate in astrophysics at the Universit... | Sean Dougherty | Astronomy | 407 |
60,802,756 | https://en.wikipedia.org/wiki/Fast%20Pair | The Google Fast Pair Service, or simply Fast Pair, is Google's proprietary standard for quickly pairing Bluetooth devices when they come in close proximity for the first time using Bluetooth Low Energy (BLE). It was announced in October 2017 and initially designed for connecting audio devices such as speakers, headphon... | Fast Pair | Technology | 232 |
302,441 | https://en.wikipedia.org/wiki/Hexagram | A hexagram (Greek) or sexagram (Latin) is a six-pointed geometric star figure with the Schläfli symbol {6/2}, 2{3}, or {{3}}. The term is used to refer to a compound figure of two equilateral triangles. The intersection is a regular hexagon.
The hexagram is part of an infinite series of shapes which are compounds of t... | Hexagram | Physics,Mathematics | 3,351 |
14,245,428 | https://en.wikipedia.org/wiki/More%20O%27Ferrall%E2%80%93Jencks%20plot | More O’Ferrall–Jencks plots are two-dimensional representations of multiple reaction coordinate potential energy surfaces for chemical reactions that involve simultaneous changes in two bonds. As such, they are a useful tool to explain or predict how changes in the reactants or reaction conditions can affect the positi... | More O'Ferrall–Jencks plot | Chemistry | 1,069 |
1,228,297 | https://en.wikipedia.org/wiki/Epidermal%20growth%20factor | Epidermal growth factor (EGF) is a protein that stimulates cell growth and differentiation by binding to its receptor, EGFR. Human EGF is 6-kDa and has 53 amino acid residues and three intramolecular disulfide bonds.
EGF was originally described as a secreted peptide found in the submaxillary glands of mice and in hum... | Epidermal growth factor | Chemistry,Biology | 1,158 |
45,601,124 | https://en.wikipedia.org/wiki/NGC%2085 | NGC 85 is an interacting spiral or lenticular galaxy estimated to be about 200 million light-years away in the constellation of Andromeda. It was discovered by Ralph Copeland in 1873 and its apparent magnitude is 15.7. The galaxy appears to be interacting with the companion spiral IC 1546.
References
External links
... | NGC 85 | Astronomy | 82 |
51,308,636 | https://en.wikipedia.org/wiki/Spirodiclofen | Spirodiclofen is an acaricide and insecticide used in agriculture to control mites and San Jose scale. In the United States, it is used on citrus, grapes, pome fruit, stone fruit, and tree nut crops.
Spirodiclofen belongs to the tetronic acid class and acts by inhibiting lipid biosynthesis, specifically acetyl CoA car... | Spirodiclofen | Chemistry | 114 |
2,286,665 | https://en.wikipedia.org/wiki/Enterprise%20asset%20management | Enterprise asset management (EAM) involves the management of the maintenance of physical assets of an organization throughout each asset's lifecycle. EAM is used to plan, optimize, execute, and track the needed maintenance activities with the associated priorities, skills, materials, tools, and information. This covers... | Enterprise asset management | Technology | 871 |
2,037,178 | https://en.wikipedia.org/wiki/Concurrent%20ML | Concurrent ML (CML) is a multi-paradigm, general-purpose, high-level, functional programming language. It is a dialect of the programming language ML which is a concurrent extension of the Standard ML language, characterized by its ability to allow creating composable communication abstractions that are first-class rat... | Concurrent ML | Engineering | 575 |
61,915,279 | https://en.wikipedia.org/wiki/OneZoom | The OneZoom Tree of Life Explorer is a web-based phylogenetic tree software. It aims to map the evolutionary connection of all known life. As of 2023 it includes over 2.2 million species.
Organisation
OneZoom was originally invented by James Rosindell and is a charity registered in London. It is sponsored by individu... | OneZoom | Biology | 223 |
2,001,378 | https://en.wikipedia.org/wiki/Bryostatin | Bryostatins are a group of macrolide lactones from (bacterial symbionts of) the marine organism Bugula neritina that were first collected and provided to JL Hartwell’s anticancer drug discovery group at the National Cancer Institute (NCI) by Jack Rudloe. Bryostatins are potent modulators of protein kinase C. They hav... | Bryostatin | Chemistry | 1,022 |
48,160,075 | https://en.wikipedia.org/wiki/Skolem%20problem | In mathematics, the Skolem problem is the problem of determining whether the values of a constant-recursive sequence include the number zero. The problem can be formulated for recurrences over different types of numbers, including integers, rational numbers, and algebraic numbers. It is not known whether there exists a... | Skolem problem | Mathematics | 433 |
2,929,013 | https://en.wikipedia.org/wiki/The%20Age%20of%20the%20Pussyfoot | The Age of the Pussyfoot is a science fiction novel by American writer Frederik Pohl, first published as a serial in Galaxy Science Fiction in three parts, starting in October 1965. It was later published as a standalone novel in 1969.
Inspiration
The novel was inspired by Pohl's own experiences in a local volunteer ... | The Age of the Pussyfoot | Technology | 2,783 |
24,104,531 | https://en.wikipedia.org/wiki/Cleaning%20card | Cleaning cards are disposable products designed to clean the interior contact points of a device that facilitates an electronic information transaction (point of sale terminal, automated teller machine, remote deposit check scanners, micr readers, magnetic stripe reader, bill acceptor, bill validator, access control lo... | Cleaning card | Technology | 1,306 |
1,567,506 | https://en.wikipedia.org/wiki/Thiourea | Thiourea () is an organosulfur compound with the formula and the structure . It is structurally similar to urea (), except that the oxygen atom is replaced by a sulfur atom (as implied by the thio- prefix); however, the properties of urea and thiourea differ significantly. Thiourea is a reagent in organic synthesis. T... | Thiourea | Chemistry | 1,457 |
63,659,864 | https://en.wikipedia.org/wiki/Krist%C3%ADn%20Vala%20Ragnarsd%C3%B3ttir | Kristín Vala Ragnarsdóttir (born 1954) is an Icelandic Earth and sustainability scientist and activist who is Professor of Sustainability Science in the Faculty of Earth Sciences and the Institute of Earth Sciences at the University of Iceland. She was the first woman to be a full professor in Earth Sciences at the Uni... | Kristín Vala Ragnarsdóttir | Chemistry,Environmental_science | 1,367 |
53,718,600 | https://en.wikipedia.org/wiki/Rayleigh%20problem | In fluid dynamics, Rayleigh problem also known as Stokes first problem is a problem of determining the flow created by a sudden movement of an infinitely long plate from rest, named after Lord Rayleigh and Sir George Stokes. This is considered as one of the simplest unsteady problems that have an exact solution for the... | Rayleigh problem | Chemistry,Engineering | 435 |
32,658,232 | https://en.wikipedia.org/wiki/Pease%201 | Pease 1 is a planetary nebula located within the globular cluster M15 33,600 light years away in the constellation Pegasus. It was the first planetary nebula known to exist within a globular cluster when it was discovered in 1928 (for Francis G. Pease), and just four more have been found (in other clusters) since. At m... | Pease 1 | Astronomy | 118 |
25,369,256 | https://en.wikipedia.org/wiki/Peres%20metric | In mathematical physics, the Peres metric is defined by the proper time
for any arbitrary function f. If f is a harmonic function with respect to x and y, then the corresponding Peres metric satisfies the Einstein field equations in vacuum. Such a metric is often studied in the context of gravitational waves. The m... | Peres metric | Physics,Mathematics,Engineering | 115 |
3,053,507 | https://en.wikipedia.org/wiki/Crystal%20growth | A crystal is a solid material whose constituent atoms, molecules, or ions are arranged in an orderly repeating pattern extending in all three spatial dimensions. Crystal growth is a major stage of a crystallization process, and consists of the addition of new atoms, ions, or polymer strings into the characteristic arra... | Crystal growth | Physics,Chemistry,Materials_science,Engineering | 2,594 |
52,440,533 | https://en.wikipedia.org/wiki/Zhang%20Benren | Zhang Benren (; 28 May 1929 – 1 November 2016) was a Chinese geochemist.
Born on 28 May 1929 in Huaiyuan County, Anhui, Zhang studied geology at Nanjing University, graduating in 1952. He then earned a degree from the Beijing Institute of Geology in 1956 and later became a faculty member. Zhang was elected an academi... | Zhang Benren | Chemistry | 150 |
87,837 | https://en.wikipedia.org/wiki/Ratio | In mathematics, a ratio () shows how many times one number contains another. For example, if there are eight oranges and six lemons in a bowl of fruit, then the ratio of oranges to lemons is eight to six (that is, 8:6, which is equivalent to the ratio 4:3). Similarly, the ratio of lemons to oranges is 6:8 (or 3:4) and ... | Ratio | Mathematics | 4,055 |
13,711 | https://en.wikipedia.org/wiki/Hydroxide | Hydroxide is a diatomic anion with chemical formula OH−. It consists of an oxygen and hydrogen atom held together by a single covalent bond, and carries a negative electric charge. It is an important but usually minor constituent of water. It functions as a base, a ligand, a nucleophile, and a catalyst. The hydroxide i... | Hydroxide | Chemistry | 5,644 |
15,003,815 | https://en.wikipedia.org/wiki/Glutaminolysis | Glutaminolysis (glutamine + -lysis) is a series of biochemical reactions by which the amino acid glutamine is lysed to glutamate, aspartate, CO2, pyruvate, lactate, alanine and citrate.
The glutaminolytic pathway
Glutaminolysis partially recruits reaction steps from the citric acid cycle and the malate-aspartate shutt... | Glutaminolysis | Chemistry,Biology | 1,549 |
66,440,883 | https://en.wikipedia.org/wiki/Vericiguat | Vericiguat, sold under the brand name Verquvo, is a medication used to reduce the risk of cardiovascular death and hospitalization in certain patients with heart failure after a recent acute decompensation event. It is taken by mouth. Vericiguat is a soluble guanylate cyclase (sGC) stimulator.
Common side effects incl... | Vericiguat | Chemistry | 1,016 |
10,622,169 | https://en.wikipedia.org/wiki/King%20post | A king post (or king-post or kingpost) is a central vertical post used in architectural or bridge designs, working in tension to support a beam below from a truss apex above (whereas a crown post, though visually similar, supports items above from the beam below).
In aircraft design a strut called a king post acts in ... | King post | Technology,Engineering | 1,141 |
9,853,620 | https://en.wikipedia.org/wiki/In-circuit%20testing | In-circuit testing (ICT) is an example of white box testing where an electrical probe tests a populated printed circuit board (PCB), checking for shorts, opens, resistance, capacitance, and other basic quantities which will show whether the assembly was correctly fabricated. It may be performed with a "bed of nails" te... | In-circuit testing | Technology,Engineering | 1,023 |
19,151,674 | https://en.wikipedia.org/wiki/Interaction%20technique | An interaction technique, user interface technique or input technique is a combination of hardware and software elements that provides a way for computer users to accomplish a single task. For example, one can go back to the previously visited page on a Web browser by either clicking a button, pressing a key, performin... | Interaction technique | Technology,Engineering | 1,337 |
26,442,981 | https://en.wikipedia.org/wiki/Lactarius%20semisanguifluus | Lactarius semisanguifluus is a species of fungus in the family Russulaceae.
See also
List of Lactarius species
References
semisanguifluus
Fungi described in 1950
Fungi of Europe
Edible fungi
Fungus species | Lactarius semisanguifluus | Biology | 49 |
61,155,496 | https://en.wikipedia.org/wiki/Umbilicaric%20acid | Umbilicaric acid is an organic polyphenolic carboxylic acid made by several species of lichen. It is named after Umbilicaria. Umbilicaric acid is a tridepside, containing three phenol rings in orsellinic acid moieties.
Identification of unbilicaric acid can be important in the identification of lichen species.
See al... | Umbilicaric acid | Chemistry | 106 |
4,236,543 | https://en.wikipedia.org/wiki/Ashvini | Ashvini (अश्विनी, ) is the first nakshatra (lunar mansion) in Indian astronomy having a spread from 0°-0'-0" to 13°-20', corresponding to the head of Aries, including the stars β and γ Arietis. The name aśvinī is used by Varahamihira (6th century). The older name of the asterism, found in the Atharvaveda (AVS 19.7; in ... | Ashvini | Astronomy | 332 |
74,022,275 | https://en.wikipedia.org/wiki/Revisionist%20just%20war%20theory | Revisionist just war theory is a development of just war theory that, unlike traditional just war theory, seeks to integrate jus ad bellum and jus in bello, therefore rejecting many traditional beliefs such as moral equality of combatants. Opposing traditionalists such as Michael Walzer, revisionists include Jeff McMah... | Revisionist just war theory | Biology | 96 |
5,478,813 | https://en.wikipedia.org/wiki/T-stage | T-stage is a British term for a compressor used in a particular concept for a variable cycle combat engine. The T-stage is part of the HP rotor in this concept.
A US concept for a variable cycle combat engine also uses a similar compressor arrangement as part of the HP rotor. It is called a core driven fan stage (CDFS... | T-stage | Technology | 117 |
33,430,669 | https://en.wikipedia.org/wiki/Porpolomopsis%20calyptriformis | Porpolomopsis calyptriformis, commonly known as the pink wax cap, ballerina waxcap or salmon waxy cap, is a species of agaric (gilled mushroom) in the family Hygrophoraceae. The species has a European distribution, occurring mainly in agriculturally unimproved grassland. Threats to its habitat have resulted in the spec... | Porpolomopsis calyptriformis | Biology | 746 |
12,045,078 | https://en.wikipedia.org/wiki/Excision%20repair%20cross-complementing | Excision repair cross-complementing (ERCC) is a set of proteins which are involved in DNA repair.
In humans, ERCC proteins are transcribed from the following genes:
ERCC1, ERCC2, ERCC3, ERCC4, ERCC5, ERCC6, and ERCC8.
Members 1 though 5 are associated with Xeroderma Pigmentosum.
Members 6 and 8 are associated with ... | Excision repair cross-complementing | Chemistry,Biology | 97 |
66,742,200 | https://en.wikipedia.org/wiki/Tricholoma%20batschii | Tricholoma batschii is a species of fungus belonging to the family Tricholomataceae.
It is found in Europe.
References
batschii
Fungi described in 1969
Fungi of Europe
Fungus species | Tricholoma batschii | Biology | 43 |
68,010,706 | https://en.wikipedia.org/wiki/Set%20Decorators%20Society%20of%20America%20Awards | The Set Decorators Society of America (SDSA) Awards are awards honoring the best set decorators in film and television. The inaugural SDSA Film Awards were held on March 31, 2021, and nominations were announced March 11, 2021. The first SDSA Television Awards took place on July 30, 2021, and the nominations were unveil... | Set Decorators Society of America Awards | Engineering | 298 |
70,131,321 | https://en.wikipedia.org/wiki/Deposit%20gauge | A deposit gauge is a large, funnel-like scientific instrument used for capturing and measuring atmospheric particulates, notably soot, carried in air pollution and deposited back down to ground.
Design and construction
Deposit gauges are similar to rain gauges. They have a large circular funnel on top, made of stone... | Deposit gauge | Chemistry,Technology,Engineering | 699 |
869,797 | https://en.wikipedia.org/wiki/Neurospora%20crassa | Neurospora crassa is a type of red bread mold of the phylum Ascomycota. The genus name, meaning 'nerve spore' in Greek, refers to the characteristic striations on the spores. The first published account of this fungus was from an infestation of French bakeries in 1843.
Neurospora crassa is used as a model organism be... | Neurospora crassa | Biology | 2,529 |
18,752,982 | https://en.wikipedia.org/wiki/Hammond%20Clock%20Company | The Hammond Clock Company of Chicago (Illinois) produced electric clocks between 1928 and 1941. It was one of the ventures of Laurens Hammond, the inventor of the famous Hammond organ.
Invention of the Hammond clock motor
As Stuyvesant Barry reports in his biography of Laurens Hammond, Hammond himself acknowledged tha... | Hammond Clock Company | Technology | 721 |
37,135,857 | https://en.wikipedia.org/wiki/C20H28N4O2 | {{DISPLAYTITLE:C20H28N4O2}}
The molecular formula C20H28N4O2 may refer to:
AB-CHMINACA, an indazole-based synthetic cannabinoid
Rolofylline, an experimental diuretic which acts as a selective adenosine A1 receptor antagonist
Molecular formulas | C20H28N4O2 | Physics,Chemistry | 74 |
31,906,445 | https://en.wikipedia.org/wiki/Siah%20interacting%20protein%20N-terminal%20domain | In molecular biology the protein domain, Siah interacting protein N-terminal domain is found at the N-terminal of the protein, Siah interacting protein (SIP). It has a helical hairpin structure with a hydrophobic core which is further stabilised by an arrangement of side chains contributed by the two amphipathic helice... | Siah interacting protein N-terminal domain | Biology | 376 |
37,441,088 | https://en.wikipedia.org/wiki/Field%20Information%20Agency%2C%20Technical | The Field Information Agency, Technical (FIAT) was a US Army agency for securing the "major, and perhaps only, material reward of victory, namely, the advancement of science and the improvement of production and standards of living in the United Nations, by proper exploitation of German methods in these fields"; FIAT e... | Field Information Agency, Technical | Technology | 3,562 |
67,046,481 | https://en.wikipedia.org/wiki/Ministry%20of%20Oil%20and%20Mineral%20Resources%20%28Syria%29 | The Ministry of Oil and Mineral Resources is a department of the Cabinet of Syria of the Syria. It is led by the Minister of Oil.
History
In 2020, United States sanctions were placed on the ministry.
Responsibilities
Identified the functions and competencies of the Ministry of Petroleum and Mineral recourses under ... | Ministry of Oil and Mineral Resources (Syria) | Engineering | 376 |
12,467,386 | https://en.wikipedia.org/wiki/Ticket%20Granting%20Ticket | In some computer security systems, a Ticket Granting Ticket or Ticket to Get Tickets (TGT) is a small, encrypted identification file with a limited validity period. After authentication, this file is granted to a user for data traffic protection by the key distribution center (KDC) subsystem of authentication services ... | Ticket Granting Ticket | Engineering | 157 |
319,341 | https://en.wikipedia.org/wiki/Guidance%20system | A guidance system is a virtual or physical device, or a group of devices implementing a controlling the movement of a ship, aircraft, missile, rocket, satellite, or any other moving object. Guidance is the process of calculating the changes in position, velocity, altitude, and/or rotation rates of a moving object requi... | Guidance system | Engineering | 2,246 |
7,799,969 | https://en.wikipedia.org/wiki/Sprung%20floor | A sprung floor is a floor that absorbs shocks, giving it a softer feel. Such floors are considered the best kind for dance and indoor sports and physical education, and can enhance performance and greatly reduce injuries. Modern sprung floors are supported by foam backing or rubber feet, while traditional floors provid... | Sprung floor | Engineering | 3,006 |
55,757,890 | https://en.wikipedia.org/wiki/Maughanasilly%20Stone%20Row | Maughanasilly Stone Row is a stone row and National Monument located in County Cork, Ireland.
Location
The stone row is located to the northeast of Lough Atooreen, on the eastern slopes of Knockbreteen, north of Kealkill. Another stone circle is at Illane, NNE of Maughanasilly.
History
Maughanasilly Stone Row was... | Maughanasilly Stone Row | Astronomy | 228 |
7,330,969 | https://en.wikipedia.org/wiki/Microphthalmia-associated%20transcription%20factor | Microphthalmia-associated transcription factor also known as class E basic helix-loop-helix protein 32 or bHLHe32 is a protein that in humans is encoded by the MITF gene.
MITF is a basic helix-loop-helix leucine zipper transcription factor involved in lineage-specific pathway regulation of many types of cells includin... | Microphthalmia-associated transcription factor | Chemistry,Biology | 3,006 |
8,248,238 | https://en.wikipedia.org/wiki/Dortmund%20Data%20Bank | The Dortmund Data Bank (short DDB) is a factual data bank for thermodynamic and thermophysical data. Its main usage is the data supply for process simulation where experimental data are the basis for the design, analysis, synthesis, and optimization of chemical processes. The DDB is used for fitting parameters for ther... | Dortmund Data Bank | Physics,Chemistry,Mathematics | 794 |
964,083 | https://en.wikipedia.org/wiki/Messier%2062 | Messier 62 or M62, also known as NGC 6266 or the Flickering Globular Cluster, is a globular cluster of stars in the south of the equatorial constellation of Ophiuchus. It was discovered in 1771 by Charles Messier, then added to his catalogue eight years later.
M62 is about from Earth and from the Galactic Center. It... | Messier 62 | Astronomy | 657 |
76,235,042 | https://en.wikipedia.org/wiki/Mid-Holocene%20hemlock%20decline | The mid-Holocene hemlock decline was an abrupt decrease in Eastern Hemlock (Tsuga canadensis) populations noticeable in fossil pollen records across the tree's range. It has been estimated to have occurred approximately 5,500 calibrated radiocarbon years before 1950 AD. The decline has been linked to insect activity an... | Mid-Holocene hemlock decline | Biology | 437 |
72,071,878 | https://en.wikipedia.org/wiki/ISO/IEC%2021838 | ISO/IEC 21838 is a multi-part standard published by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC) in 2001, which outlines requirements for top-level ontology development and describes several top-level ontologies that satisfy those requirements, includi... | ISO/IEC 21838 | Technology | 1,485 |
12,885,993 | https://en.wikipedia.org/wiki/AIGO | The Australian International Gravitational Observatory (AIGO) is a research facility located near Gingin, north of Perth in Western Australia. It is part of a worldwide effort to directly detect gravitational waves. Note that these are a major prediction of the general theory of relativity and are not to be confused w... | AIGO | Technology,Engineering | 686 |
6,591,301 | https://en.wikipedia.org/wiki/Macintosh%20User%20Group | A Macintosh User Group (MUG) is a users' group of people who use Macintosh computers made by Apple Inc. or other manufacturers and who use the Macintosh operating system (OS). These groups are primarily locally situated and meet regularly to discuss Macintosh computers, the Mac OS, software and peripherals that work wi... | Macintosh User Group | Technology | 815 |
51,199,133 | https://en.wikipedia.org/wiki/Claudio%20Luchinat | Claudio Luchinat (born February 15, 1952, in Florence) is an Italian chemist. He is author of about 550 publications in Bioinorganic Chemistry, NMR and Structural Biology, and of four books. According to Google scholar, his h-index is 90 and his papers have been quoted more than 33,000 times ().
He earned a PhD in Che... | Claudio Luchinat | Chemistry,Biology | 176 |
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