id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
values | token_count int64 3 51.8k |
|---|---|---|---|---|---|
5,270,659 | https://en.wikipedia.org/wiki/Tie%20press | A tie press is a device, based solely on pressure, to flatten neckties. Its use is necessitated by ties usually being of silk or some other textile ill-suited to the heat of ironing.
Tie presses usually operate based on two separate wooden boards which are clamped together with spring-loaded levers. A cardboard cut-ou... | Tie press | Physics,Technology | 209 |
19,178,965 | https://en.wikipedia.org/wiki/Fungus | A fungus (: fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as one of the traditional eukaryotic kingdoms, along with Animalia, Plantae, and either Protista or Protozoa and... | Fungus | Biology | 14,503 |
1,390,410 | https://en.wikipedia.org/wiki/Reticular%20cell | A reticular cell is a type of fibroblast that synthesizes collagen alpha-1(III) and uses it to produce extracellular reticular fibers. Reticular cells provide structural support, since they produce and maintain the thin networks of fibers that are a framework for most lymphoid organs.
Reticular cells are found in man... | Reticular cell | Biology | 297 |
4,379,212 | https://en.wikipedia.org/wiki/Commitment%20ordering | Commitment ordering (CO) is a class of interoperable serializability techniques in concurrency control of databases, transaction processing, and related applications. It allows optimistic (non-blocking) implementations. With the proliferation of multi-core processors, CO has also been increasingly utilized in concurren... | Commitment ordering | Technology | 15,915 |
26,862,725 | https://en.wikipedia.org/wiki/Sounding%20board | A sounding board, also known as a tester and abat-voix is a structure placed above and sometimes also behind a pulpit or other speaking platform that helps to project the sound of the speaker. It is usually made of wood. The structure may be specially shaped to assist the projection, for example, being formed as a par... | Sounding board | Physics | 257 |
3,676,187 | https://en.wikipedia.org/wiki/Augmented%20matrix | In linear algebra, an augmented matrix is a matrix obtained by appending a -dimensional column vector , on the right, as a further column to a -dimensional matrix . This is usually done for the purpose of performing the same elementary row operations on the augmented matrix as is done on the original one when solv... | Augmented matrix | Mathematics | 677 |
28,239,680 | https://en.wikipedia.org/wiki/Jan%20Vladim%C3%ADr%20Hr%C3%A1sk%C3%BD | Jan Vladimír Hráský (1857–1939) was a Czech architect, builder, engineer, and hydrologist.
Hrásky is known in Slovenia as an original author of building in Neo-Renaissance style of Carniolan Provincial Manor in Ljubljana (1899–1902), where from 1919 is a seat of the University of Ljubljana, and of the National Hall i... | Jan Vladimír Hráský | Environmental_science | 197 |
20,045,436 | https://en.wikipedia.org/wiki/25%20Scorpii | 25 Scorpii (abbreviated to 25 Sco) is a star in the zodiac constellation of Scorpius, located about 920 light years away from the Sun. Its apparent magnitude is 6.71, so its apparent brightness is at the limit of human eyesight and can only be seen under excellent conditions, according to the Bortle scale. The object i... | 25 Scorpii | Astronomy | 213 |
66,215,930 | https://en.wikipedia.org/wiki/TC-S%207001 | TC-S 7001 (Azaindole-1) is a drug which acts as a potent and selective inhibitor of the enzyme Rho kinase, with an IC50 of 0.6 nM at ROCK1 and 1.1 nM at ROCK2. It has vasodilatory effects and has been used in research for a variety of applications.
See also
Rho kinase inhibitor
References
Enzyme inhibitors
Pyrrol... | TC-S 7001 | Chemistry | 107 |
31,417,682 | https://en.wikipedia.org/wiki/Ferroverdin | Ferroverdin refers to three different coordination compounds that were first isolated in 1955 by Chain, Tonolo, and Carilli. It consists of three p-vinylphenyl-3-nitroso-4-hydroxybenzoate ligands complexed with a ferrous ion. Ferroverdin is a green pigment produced in the mycelium of species of Streptomyces. It is cla... | Ferroverdin | Chemistry | 594 |
3,013,792 | https://en.wikipedia.org/wiki/4C%20Entity | The 4C Entity is a digital rights management (DRM) consortium formed by IBM, Intel, Panasonic and Toshiba that has established and licensed interoperable cryptographic protection mechanisms for removable media technologies. 4C Entity was founded in 1999 when Warner Music approached the companies to develop stronger DRM... | 4C Entity | Technology | 243 |
11,441,584 | https://en.wikipedia.org/wiki/Cylindrocladiella%20parva | Cylindrocladiella parva is a fungal plant pathogen.
References
Fungal plant pathogens and diseases
Nectriaceae
Fungi described in 1982
Fungus species | Cylindrocladiella parva | Biology | 32 |
16,700,587 | https://en.wikipedia.org/wiki/Particle%20technology | Particle technology is the science and technology of handling and processing particles and powders. It encompasses the production, handling, modification, and use of a wide variety of particulate materials, both wet and dry. Particle handling may include transportation and storage. Particle sizes range from nanometers ... | Particle technology | Chemistry,Engineering | 1,372 |
47,105,670 | https://en.wikipedia.org/wiki/Thomas%20Henry%20Moray | Thomas Henry Moray (August 28, 1892 - May 18, 1974) was an inventor from Salt Lake City, Utah. He received US patent 2,460,707, "Electrotherapeutic Device", in February 1949, after a process of 17 years in discussions with the patent office.
During the 1920s, Moray worked in the emerging field of radio. After hundreds... | Thomas Henry Moray | Technology | 292 |
61,768,618 | https://en.wikipedia.org/wiki/Jeff%20Dozier | Jeff Dozier was an American snow hydrologist, environmental scientist, researcher and academic. He was Distinguished Professor Emeritus and Founding Dean of the Bren School of Environmental Science & Management at the University of California, Santa Barbara.
Dozier's research and teaching focused on snow science, Eart... | Jeff Dozier | Environmental_science | 2,137 |
60,476 | https://en.wikipedia.org/wiki/Augmented%20Backus%E2%80%93Naur%20form | In computer science, augmented Backus–Naur form (ABNF) is a metalanguage based on Backus–Naur form (BNF) but consisting of its own syntax and derivation rules. The motive principle for ABNF is to describe a formal system of a language to be used as a bidirectional communications protocol. It is defined by Internet Stan... | Augmented Backus–Naur form | Mathematics | 1,521 |
65,940,597 | https://en.wikipedia.org/wiki/Comparison%20of%20user%20features%20of%20messaging%20platforms | Comparison of user features of messaging platforms refers to a comparison of all the various user features of various electronic instant messaging platforms. This includes a wide variety of resources; it includes standalone apps, platforms within websites, computer software, and various internal functions available on ... | Comparison of user features of messaging platforms | Technology | 18,863 |
4,084,346 | https://en.wikipedia.org/wiki/ISO/IEC%2011801 | International standard ISO/IEC 11801 Information technology — Generic cabling for customer premises specifies general-purpose telecommunication cabling systems (structured cabling) that are suitable for a wide range of applications (analog and ISDN telephony, various data communication standards, building control syste... | ISO/IEC 11801 | Technology | 2,078 |
5,115,473 | https://en.wikipedia.org/wiki/Allan%20D.%20Emil%20Memorial%20Award | The Allan D. Emil Memorial Award is presented every year at the Congress of the International Astronautical Federation.
It has been presented annually, since 1977, for an outstanding contribution in space science, space technology, space medicine, or space law which involved the participation of more than one nation a... | Allan D. Emil Memorial Award | Technology | 404 |
39,240,530 | https://en.wikipedia.org/wiki/Gauge%20group%20%28mathematics%29 | A gauge group is a group of gauge symmetries of the Yang–Mills gauge theory of principal connections on a principal bundle. Given a principal bundle with a structure Lie group , a gauge group is defined to be a group of its vertical automorphisms, that is, its group of bundle automorphisms. This group is isomorphic to... | Gauge group (mathematics) | Physics,Mathematics | 450 |
63,771,951 | https://en.wikipedia.org/wiki/Martellivirales | Martellivirales is an order of viruses.
Taxonomy
The following families are recognized:
Bromoviridae
Closteroviridae
Endornaviridae
Kitaviridae
Mayoviridae
Togaviridae
Virgaviridae
References
Viruses | Martellivirales | Biology | 50 |
16,281,330 | https://en.wikipedia.org/wiki/Laser%20spray%20ionization | Laser spray ionization refers to one of several methods for creating ions using a laser interacting with a spray of neutral particles or ablating material to create a plume of charged particles. The ions thus formed can be separated by m/z with mass spectrometry. Laser spray is one of several ion sources that can be co... | Laser spray ionization | Physics,Chemistry | 828 |
8,628,942 | https://en.wikipedia.org/wiki/NACEVI | NACEVI (NAtional CEnter for VIdeo) is a Czech content delivery network operated by Visual Unity. It is partially financed by the Czech government through the Czech Broadband Forum.
NACEVI serves Windows Media format for audio and video. It is transparent for use of digital rights management. Total streaming capacity i... | NACEVI | Technology | 101 |
5,235,612 | https://en.wikipedia.org/wiki/Control%20panel%20%28software%29 | Many computer user interfaces use a control panel metaphor to give the user control of software and hardware features. The control panel consists of multiple settings including display settings, network settings, user account settings, and hardware settings. Control panels are also used by web applications for easy gra... | Control panel (software) | Technology | 446 |
33,498,023 | https://en.wikipedia.org/wiki/Kappa%20calculus | In mathematical logic, category theory, and
computer science, kappa calculus is a
formal system for defining first-order
functions.
Unlike lambda calculus, kappa calculus has no
higher-order functions; its functions are
not first class objects. Kappa-calculus can be
regarded as "a reformulation of the first-order fra... | Kappa calculus | Mathematics | 1,149 |
9,942,011 | https://en.wikipedia.org/wiki/Fall%20arrest | Fall arrest is the form of fall protection which involves the safe stopping of a person already falling. It is one of several forms of fall protection, forms which also include fall guarding (general protection that prevents persons from entering a fall hazard area e.g., guard rails) and fall restraint (personal protec... | Fall arrest | Engineering | 1,627 |
1,924,911 | https://en.wikipedia.org/wiki/Gemma%20%28botany%29 | A gemma (English plural gemmas, Latin plural gemmae) is a single cell, or a mass of cells, or a modified bud of tissue, that detaches from the parent and develops into a new individual. This type of asexual reproduction is referred to as fragmentation. It is a means of asexual propagation in plants. These structures ar... | Gemma (botany) | Biology | 428 |
44,032,493 | https://en.wikipedia.org/wiki/J.%20A.%20Lindon | James Albert Lindon ( – 16 December 1979) was an English puzzle enthusiast and poet specialising in light verse, constrained writing, and children's poetry.
Lindon was based in Addlestone and Weybridge. His poems often won weekly newspaper competitions, but seldom appeared in anthologies, though poems of his did appe... | J. A. Lindon | Physics,Mathematics | 511 |
360,113 | https://en.wikipedia.org/wiki/Constructive%20proof | In mathematics, a constructive proof is a method of proof that demonstrates the existence of a mathematical object by creating or providing a method for creating the object. This is in contrast to a non-constructive proof (also known as an existence proof or pure existence theorem), which proves the existence of a part... | Constructive proof | Mathematics | 1,977 |
26,530,729 | https://en.wikipedia.org/wiki/Citrate%20test | The citrate test detects the ability of an organism to use citrate as the sole source of carbon and energy.
Principle
Bacteria are inoculated on a medium containing sodium citrate and a pH indicator such as bromothymol blue. The medium also contains inorganic ammonium salts, which are utilized as sole source of nitro... | Citrate test | Chemistry,Biology | 318 |
18,483,642 | https://en.wikipedia.org/wiki/Health%20hazards%20in%20semiconductor%20manufacturing%20occupations | Health hazards in semiconductor manufacturing occupations are a major issue of occupational hygiene due to the chemical hazards required to produce semiconductors in the semiconductor industry. The manifestations of exposure to health hazards during the production process often occurs at a low level and the effects of... | Health hazards in semiconductor manufacturing occupations | Materials_science | 596 |
34,365,849 | https://en.wikipedia.org/wiki/Ornithocheirus%20buenzeli | "Ornithocheirus" buenzeli (often mis-spelled O. bunzeli) is a pterosaur species known from parts of a humerus (upper arm bone) and part of a lower jaw found in late Cretaceous period (Campanian stage) rocks of the Grünbach Formation, Austria. While it has traditionally been classified in the genus Ornithocheirus, it is... | Ornithocheirus buenzeli | Biology | 143 |
19,858,569 | https://en.wikipedia.org/wiki/Conrad%20Roland | Conrad Roland (Konrad Roland Lehmann; 1934 – 25 September 2020) was a German architect and pioneer of the construction of space nets (tensile structures), which primarily are to be found as rope climbing frames on playgrounds. In 1978 he designed and constructed the biggest spacenet of the world until today, the Super ... | Conrad Roland | Technology,Engineering | 710 |
2,527,086 | https://en.wikipedia.org/wiki/Isotopes%20of%20neon | Neon (10Ne) possesses three stable isotopes: , , and . In addition, 17 radioactive isotopes have been discovered, ranging from to , all short-lived. The longest-lived is with a half-life of . All others are under a minute, most under a second. The least stable is with a half-life of (). See isotopes of carbon for n... | Isotopes of neon | Chemistry | 1,540 |
27,211,693 | https://en.wikipedia.org/wiki/Anisotropic%20Network%20Model | The Anisotropic Network Model (ANM) is a simple yet powerful tool made for normal mode analysis of proteins, which has been successfully applied for exploring the relation between function and dynamics for many proteins. It is essentially an Elastic Network Model for the Cα atoms with a step function for the dependence... | Anisotropic Network Model | Chemistry | 2,105 |
974,908 | https://en.wikipedia.org/wiki/Messier%2096 |
Messier 96 (also known as M96 or NGC 3368) is an intermediate spiral galaxy about 31 million light-years away in the constellation Leo.
Observational history and appearance
It was discovered by French astronomer Pierre Méchain in 1781. After communicating his finding, French astronomer Charles Messier confirmed the f... | Messier 96 | Astronomy | 564 |
321,963 | https://en.wikipedia.org/wiki/Riesel%20number | In mathematics, a Riesel number is an odd natural number k for which is composite for all natural numbers n . In other words, when k is a Riesel number, all members of the following set are composite:
If the form is instead , then k is a Sierpiński number.
Riesel problem
In 1956, Hans Riesel showed that there are ... | Riesel number | Mathematics | 2,944 |
27,164,904 | https://en.wikipedia.org/wiki/Expressive%20Intelligence%20Studio | The Expressive Intelligence Studio is a research group at the University of California, Santa Cruz, established to conduct research in the field of game design technology. The studio is currently being run by Michael Mateas and Noah Wardrip-Fruin, who work closely with the students in their research.
History
When Mich... | Expressive Intelligence Studio | Mathematics | 558 |
5,772,442 | https://en.wikipedia.org/wiki/Karl%20W.%20Giberson | Karl Willard Giberson (born May 13, 1957) is a Canadian physicist, scholar, and author, specializing in the creation–evolution debate (see Creation–evolution controversy). He has held a teaching post since 1984, written several books, and been a member of various academic and scientific organizations. He formerly serve... | Karl W. Giberson | Biology | 1,301 |
1,511,686 | https://en.wikipedia.org/wiki/S%C3%A2nzian%C4%83 | Sânziană is the Romanian name for gentle fairies who play an important part in local folklore, also used to designate the Galium verum or Cruciata laevipes flowers. Under the plural form Sânziene, the word designates an annual festival in the fairies' honor. Etymologically, the name comes from the Latin Sancta Diana, t... | Sânziană | Astronomy | 971 |
56,885,735 | https://en.wikipedia.org/wiki/International%20Lunar%20Observatory | The International Lunar Observatory (ILO) is a private scientific and commercial lunar mission by the International Lunar Observatory Association (ILOA Hawai'i) of Kamuela, Hawaii to place a permanent observatory near the South Pole of the Moon to conduct astrophysical studies using an optical telescope and possibly an... | International Lunar Observatory | Astronomy | 1,233 |
46,199,120 | https://en.wikipedia.org/wiki/Jan%20Kratochv%C3%ADl | Jan Kratochvíl (born 10 February 1959) is a Czech mathematician and computer scientist whose research concerns graph theory and intersection graphs.
Kratochvíl was born on 10 February 1959 in Prague. He studied at Charles University in Prague, earning a master's degree in 1983 and a Ph.D. in 1987; his dissertation, su... | Jan Kratochvíl | Mathematics | 264 |
4,707,595 | https://en.wikipedia.org/wiki/Iskradata%201680 | Iskradata 1680 was a computer developed by the Iskradata in 1979. Its manufacturer was Iskra Ljubljana. It was the recipient of the IF Product Design Award in 1981.
References
Microcomputers
Computer-related introductions in 1979 | Iskradata 1680 | Technology | 51 |
11,439,473 | https://en.wikipedia.org/wiki/Septoria%20selenophomoides | Septoria selenophomoides is a fungal plant pathogen infecting orchids. It causes leaf spots, starting with small yellowish lesions on the plant's leaves and darkening to brown or black. If the infection develops further, the leaves and fruit fall from the orchid and spread the infection.
References
selenophomoides
Fu... | Septoria selenophomoides | Biology | 82 |
27,957,076 | https://en.wikipedia.org/wiki/Bite%20inhibition | Bite inhibition, sometimes referred to as a soft mouth (a term which also has a distinct meaning), is a behavior in carnivorans (dogs, cats, etc.) whereby the animal learns to moderate the strength of its bite. It is an important factor in the socialization of pets.
Bite inhibition is typically learned as part of juv... | Bite inhibition | Biology | 1,261 |
12,658,744 | https://en.wikipedia.org/wiki/Paul%20Boltwood | Paul Boltwood (1943 – September 25, 2017) was a Canadian amateur astronomer. He was engaged in developing hardware and software for deep sky imaging and in research of brightness variations in active galactic nuclei. He was also acknowledged for his studies of near-nucleus activity in Comet Hyakutake.
Early life, pers... | Paul Boltwood | Astronomy | 520 |
16,885,228 | https://en.wikipedia.org/wiki/United%20States%20military%20aircraft%20serial%20numbers | In the United States, all military aircraft display a serial number to identify individual aircraft. These numbers are located on the aircraft tail, so they are sometimes referred to unofficially as "tail numbers". On the Northrop Grumman B-2 Spirit bomber, lacking a tail, the number appears on the nose gear door. Indi... | United States military aircraft serial numbers | Mathematics | 1,695 |
33,529,756 | https://en.wikipedia.org/wiki/Cloud-computing%20comparison | The following is a comparison of cloud-computing software and providers.
IaaS (Infrastructure as a service)
Providers
General
SaaS (Software as a Service)
General
Supported hosts
Supported guests
PaaS (Platform as a service)
Providers
Providers on IaaS
PaaS providers which can run on IaaS providers ("itself"... | Cloud-computing comparison | Technology | 84 |
64,414,445 | https://en.wikipedia.org/wiki/Ethinylandrostenediol | Ethinylandrostenediol (developmental code name SKF-2856), also known as 17α-ethynyl-5-androstenediol, is a synthetic estrogen, progestogen, and androgen which was never marketed. It is the C17α ethynyl derivative of the androgen precursor and prohormone 5-androstenediol.
Ethinylandrostenediol was first synthesized in ... | Ethinylandrostenediol | Chemistry | 503 |
569,850 | https://en.wikipedia.org/wiki/Roller%20chain | Roller chain or bush roller chain is the type of chain drive most commonly used for transmission of mechanical power on many kinds of domestic, industrial and agricultural machinery, including conveyors, wire- and tube-drawing machines, printing presses, cars, motorcycles, and bicycles. It consists of a series of shor... | Roller chain | Physics | 3,574 |
12,322,957 | https://en.wikipedia.org/wiki/Monastrol | Monastrol is a cell-permeable small molecule inhibitor discovered by Thomas U. Mayer in the lab of Tim Mitchison. Monastrol was shown to inhibit the kinesin-5 (also known as KIF11, Kinesin Eg5), a motor protein important for spindle bipolarity.
Mechanism of action
Monastrol binds to a long loop that is specific to th... | Monastrol | Chemistry | 157 |
9,912,495 | https://en.wikipedia.org/wiki/Simulation%20hypothesis | The simulation hypothesis proposes that what we experience as the world is actually a simulated reality, such as a computer simulation in which we ourselves are constructs. There has been much debate over this topic in the philosophical discourse, and regarding practical applications in computing.
In 2003, philosopher... | Simulation hypothesis | Physics,Technology | 6,383 |
1,781,347 | https://en.wikipedia.org/wiki/Fusible%20alloy | A fusible alloy is a metal alloy capable of being easily fused, i.e. easily meltable, at relatively low temperatures. Fusible alloys are commonly, but not necessarily, eutectic alloys.
Sometimes the term "fusible alloy" is used to describe alloys with a melting point below . Fusible alloys in this sense are used for s... | Fusible alloy | Chemistry,Materials_science | 2,272 |
2,934,314 | https://en.wikipedia.org/wiki/Chevalley%E2%80%93Warning%20theorem | In number theory, the Chevalley–Warning theorem implies that certain polynomial equations in sufficiently many variables over a finite field have solutions. It was proved by and a slightly weaker form of the theorem, known as Chevalley's theorem, was proved by . Chevalley's theorem implied Artin's and Dickson's conje... | Chevalley–Warning theorem | Mathematics | 644 |
25,421,323 | https://en.wikipedia.org/wiki/Antigen%20retrieval | Antigen retrieval is a non-enzymatic pretreatment for immunostaining to reduce or eliminate the chemical modifications caused by formalin fixation, through high temperature heating or strong alkaline solution (non-heating).
Background
In medicine, most surgically removed tissue samples are fixed in formalin (4% forma... | Antigen retrieval | Chemistry | 1,165 |
5,521,498 | https://en.wikipedia.org/wiki/Araucania%20%28wasp%29 | Araucania is an invalid genus of braconid wasps in the family Braconidae, found in South America. There are at least two described species in Araucania.
The valid genus Araucania Pate 1947, in the family Sapygidae, has nomenclatural precedence over the braconid name, published in 1993, so the latter name must be repla... | Araucania (wasp) | Biology | 130 |
55,789,686 | https://en.wikipedia.org/wiki/Human%20information%20interaction | Human-information interaction or HII is the formal term for information behavior research in archival science; the term was invented by Nahum Gershon in 1995. HII is not transferable from analog to digital research because nonprofessional researchers greatly emphasize the need for further elaboration of context and sco... | Human information interaction | Mathematics,Technology,Engineering | 167 |
2,310,294 | https://en.wikipedia.org/wiki/Fetal%20bovine%20serum | Fetal bovine serum (FBS) is the most widely used serum-supplement for the in vitro cell culture of eukaryotic cells. This is due to it having a very low level of antibodies and containing more growth factors, allowing for versatility in many cell culture applications. Fetal bovine serum is derived from the blood drawn ... | Fetal bovine serum | Chemistry,Biology | 1,452 |
43,216,765 | https://en.wikipedia.org/wiki/Rudder%20%28software%29 | Rudder is an open source audit and configuration management utility to help automate system configuration across large IT infrastructures. Rudder relies on a lightweight local agent installed on each managed machine.
Rudder is produced by Normation, founded in 2010. Its server-side web interface is written in Scala an... | Rudder (software) | Engineering | 420 |
71,994,467 | https://en.wikipedia.org/wiki/Heinrich%20Leutwyler | Heinrich Leutwyler (born Oct 12, 1938) is a Swiss theoretical physicist, with interests in elementary particle physics, the theory of strong interactions, and quantum field theory.
Early life and education
Leutwyler went to the Gymnasium in Bern and studied physics, mathematics, and astronomy at the University of Ber... | Heinrich Leutwyler | Physics | 566 |
10,930,690 | https://en.wikipedia.org/wiki/Finn%20Haldorsen | Finn Haldorsen (5 September 1934 – February 4, 2005) was a Norwegian-born businessman.
Finn Haldorsen was the youngest of 13 children born to Haldor Haldorsen and Anne Serine Haldorsen in
Rubbestadneset, county of Hordaland, Norway. After completing schooling on Bømlo he attended college in Bryne, Norway. Following ... | Finn Haldorsen | Engineering | 320 |
7,485,291 | https://en.wikipedia.org/wiki/Leaf%20plate%20montipora | Leaf plate montipora (Montipora capricornis), also known as vase coral, cap coral, or plating montipora, is a type of small polyp stony (SPS) coral in the family Acroporidae.
Description
Montipora capricornis forms flat, plating colonies. The colonies expand by adding to their foundations and further spreading out. T... | Leaf plate montipora | Biology | 437 |
46,605,765 | https://en.wikipedia.org/wiki/Bousfield%20class | In algebraic topology, the Bousfield class of, say, a spectrum X is the set of all (say) spectra Y whose smash product with X is zero: . Two objects are Bousfield equivalent if their Bousfield classes are the same.
The notion applies to module spectra and in that case one usually qualifies a ring spectrum over which t... | Bousfield class | Physics,Mathematics | 96 |
25,438,543 | https://en.wikipedia.org/wiki/HD%201461%20b | HD 1461 b is an extrasolar planet, orbiting the 6th magnitude G-type star HD 1461, 76.5 light years away in the constellation Cetus. This planet has a minimum mass 6.4 times that of Earth and orbits at a distance of 0.0634 AU with an eccentricity of less than 0.131. It is currently unknown whether the planet is a gas g... | HD 1461 b | Astronomy | 151 |
23,219,463 | https://en.wikipedia.org/wiki/Ammonium%20thiocyanate | Ammonium thiocyanate is an inorganic compound with the formula . It is an ammonium salt of thiocyanic acid. It consists of ammonium cations and thiocyanate anions .
Uses
Ammonium thiocyanate is used in the manufacture of herbicides, thiourea, and transparent artificial resins; in matches; as a stabilizing agent in ph... | Ammonium thiocyanate | Chemistry | 701 |
9,871,104 | https://en.wikipedia.org/wiki/Sharon%20Beder | Sharon Beder is an environmentalist and former professor in the Faculty of Arts at the University of Wollongong in New South Wales, Australia. Her research has focused on how power relationships are maintained and challenged, particularly by corporations and professions. She has written 11 books, and many articles, boo... | Sharon Beder | Technology,Environmental_science | 697 |
44,448,550 | https://en.wikipedia.org/wiki/Navitaire | Navitaire LLC is a subsidiary of Amadeus IT Group. Navitaire primarily offers systems for passenger reservations, travel commerce, ancillary revenue and merchandising, as well as revenue accounting and revenue management to airlines and rail companies.
Overview
Navitaire is a subsidiary of Amadeus that provides techno... | Navitaire | Technology | 792 |
26,165,899 | https://en.wikipedia.org/wiki/Gamma%20probe | A gamma probe is a handheld device containing a scintillation counter for intraoperative use following injection of a radionuclide to locate sentinel lymph nodes by their radioactivity. It is used primarily for sentinel lymph node mapping and parathyroid surgery. Gamma probes are also used for RSL (radioactive seed loc... | Gamma probe | Physics | 289 |
7,555,884 | https://en.wikipedia.org/wiki/Plant%20anatomy | Plant anatomy or phytotomy is the general term for the study of the internal structure of plants. Originally, it included plant morphology, the description of the physical form and external structure of plants, but since the mid-20th century, plant anatomy has been considered a separate field referring only to internal... | Plant anatomy | Biology | 1,656 |
50,534,018 | https://en.wikipedia.org/wiki/Chow%20group%20of%20a%20stack | In algebraic geometry, the Chow group of a stack is a generalization of the Chow group of a variety or scheme to stacks. For a quotient stack , the Chow group of X is the same as the G-equivariant Chow group of Y.
A key difference from the theory of Chow groups of a variety is that a cycle is allowed to carry non-triv... | Chow group of a stack | Mathematics | 974 |
501,758 | https://en.wikipedia.org/wiki/Magnetocrystalline%20anisotropy | In physics, a ferromagnetic material is said to have magnetocrystalline anisotropy if it takes more energy to magnetize it in certain directions than in others. These directions are usually related to the principal axes of its crystal lattice. It is a special case of magnetic anisotropy. In other words, the excess en... | Magnetocrystalline anisotropy | Physics,Chemistry,Materials_science,Mathematics,Engineering | 1,688 |
8,297,574 | https://en.wikipedia.org/wiki/Major%20sublingual%20duct | The excretory ducts of the sublingual gland are from eight to twenty in number. Of the smaller sublingual ducts (ducts of Rivinus), some join the submandibular duct; others open separately into the mouth, on the elevated crest of mucous membrane (plica sublingualis), caused by the projection of the gland, on either sid... | Major sublingual duct | Biology | 145 |
8,057,499 | https://en.wikipedia.org/wiki/George%20Gray%20%28chemist%29 | George William Gray (4 September 1926 – 12 May 2013) was a Professor of Organic Chemistry at the University of Hull who was instrumental in developing the long-lasting materials which made liquid crystal displays possible. He created and systematically developed liquid crystal materials science, and established a meth... | George Gray (chemist) | Chemistry | 749 |
11,752,492 | https://en.wikipedia.org/wiki/The%20Scary%20Guy | The Scary Guy (sometimes stylized THE SCARY GUY; born December 29, 1953) is a United Kingdom-based American motivational speaker who campaigns worldwide to eliminate hate, violence, prejudice, and bullying in schools and corporations. In addition to being a tattoo shop owner, comic, entertainer, inspirational speaker, ... | The Scary Guy | Biology | 409 |
19,868,716 | https://en.wikipedia.org/wiki/Differential%20pulley | A differential pulley—also called "Weston differential pulley", sometimes "differential hoist", "chain hoist", or colloquially "chain fall"—is used to manually lift very heavy objects like car engines. It is operated by pulling upon the slack section of a continuous chain that wraps around two pulleys on a common shaf... | Differential pulley | Physics,Technology,Engineering | 1,235 |
243,844 | https://en.wikipedia.org/wiki/Extraterrestrial%20intelligence | Extraterrestrial intelligence (ETI) refers to hypothetical intelligent extraterrestrial life. No such life has ever been verifiably observed to exist. The question of whether other inhabited worlds might exist has been debated since ancient times. The modern form of the concept emerged when the Copernican Revolution de... | Extraterrestrial intelligence | Astronomy,Biology | 1,424 |
9,678 | https://en.wikipedia.org/wiki/Exponential%20function | In mathematics, the exponential function is the unique real function which maps zero to one and has a derivative equal to its value. The exponential of a variable is denoted or , with the two notations used interchangeably. It is called exponential because its argument can be seen as an exponent to which a constant n... | Exponential function | Mathematics | 4,523 |
6,025,673 | https://en.wikipedia.org/wiki/Axial%20symmetry | Axial symmetry is symmetry around an axis; an object is axially symmetric if its appearance is unchanged if rotated around an axis. For example, a baseball bat without trademark or other design, or a plain white tea saucer, looks the same if it is rotated by any angle about the line passing lengthwise through its cente... | Axial symmetry | Physics,Mathematics | 127 |
28,921,857 | https://en.wikipedia.org/wiki/Artwork%20%28graphic%20arts%29 | Artwork (also known as art layoutdrawing) is a type of drawing that serves a graphical representation of an image for its reproduction onto a substrate via various processes, such as silkscreen, label making and other printing methods. Transfer of the image often involves a photographic process.
Historically, some typ... | Artwork (graphic arts) | Engineering | 115 |
1,711,063 | https://en.wikipedia.org/wiki/Aerodynamic%20heating | Aerodynamic heating is the heating of a solid body produced by its high-speed passage through air. In science and engineering, an understanding of aerodynamic heating is necessary for predicting the behaviour of meteoroids which enter the Earth's atmosphere, to ensure spacecraft safely survive atmospheric reentry, and ... | Aerodynamic heating | Physics,Chemistry,Engineering | 1,352 |
40,470,121 | https://en.wikipedia.org/wiki/Turpinite | Turpinite, also called Turpenite, is a fictional war gas allegedly developed by the French chemist Eugène Turpin and deployed against the attacking German army during the first months of World War I.
According to contemporary accounts, Turpinite, delivered by artillery shells, silently and suddenly killed any person w... | Turpinite | Chemistry | 262 |
77,358,029 | https://en.wikipedia.org/wiki/Arnold%20Caplan | Arnold Caplan (1942–2024) was a scientist and professor at Case Western Reserve University known for being the father of mesenchymal stem cells (MSCs). His initial work focused on the “Mesengenic process” whereby MSC’s could be preferentially differentiated into the numerous tissues of the mesodermal lineage
Career
H... | Arnold Caplan | Biology | 179 |
24,940,642 | https://en.wikipedia.org/wiki/RoboTuna | The RoboTuna is a robotic fish project involving a series of robotic fish designed and built by a team of scientists at the Massachusetts Institute of Technology (MIT) in the US.
The Project
The project started in 1993. Their aim was to investigate the possibility of constructing a robotic submarine that could repro... | RoboTuna | Engineering,Biology | 372 |
16,384,668 | https://en.wikipedia.org/wiki/SGR%201900%2B14 | |- style="vertical-align: top;"
| Distance
|
SGR 1900+14 is a soft gamma repeater (SGR), located in the constellation of Aquila about 20,000 light-years away. It is assumed to be an example of an intensely magnetic star, known as a magnetar. It is thought to have formed after a fairly recent supernova explosion.
An... | SGR 1900+14 | Astronomy | 349 |
48,940,756 | https://en.wikipedia.org/wiki/NGC%20654 | NGC 654 is an open cluster in the constellation Cassiopeia. It was discovered by William Herschel in 1787. With apparent magnitude 6.5, it can be observed by binoculars. It is located 2,5° northeast of the star Delta Cassiopeiae. In the same low power field can also be seen the open clusters NGC 663 and NGC 659. It sur... | NGC 654 | Astronomy | 334 |
60,525,309 | https://en.wikipedia.org/wiki/Cyber%20Discovery | Cyber Discovery was a United Kingdom initiative to get teenagers interested in cyber security. The initiative was funded £20 million by the UK Department for Digital, Culture, Media and Sport in partnership with SANS Institute Started in 2017, each year the program had followed a similar pattern of 4 (often overlapping... | Cyber Discovery | Technology | 112 |
18,276,340 | https://en.wikipedia.org/wiki/Andrew%20Schlafly | Andrew Layton Schlafly (; born April 27, 1961) is an American lawyer and Christian conservative activist. He is the founder and owner of the wiki encyclopedia project Conservapedia. He is the son of the conservative activist and lawyer Phyllis Schlafly.
Schlafly was the lead counsel for the Association of American Phy... | Andrew Schlafly | Physics | 1,267 |
76,361,889 | https://en.wikipedia.org/wiki/Domaine%20Ylang%20Ylang | Domaine Ylang Ylang is the oldest distillery in Mauritius to produce oil from the ylang ylang (Cananga odorata) tree. The plantation of ylang ylang trees alongside the distillery, provided the flowers from which perfume was distilled. The Domaine Ylang Ylang further up the Kestrel Valley commands a view onto the wide l... | Domaine Ylang Ylang | Biology | 241 |
65,402,336 | https://en.wikipedia.org/wiki/Xiaoyu%20Luo | Xiaoyu Luo (, born 1960) is a Chinese and British applied mathematician who studies biomechanics, fluid dynamics, and the interactions of fluid flows with soft biological tissues. She is a professor of applied mathematics at the University of Glasgow.
Education and career
Luo was born in the UK but grew up in Xi'an in... | Xiaoyu Luo | Mathematics | 408 |
5,536,626 | https://en.wikipedia.org/wiki/Digital%20channel%20election | A digital channel election was the process by which television stations in the United States chose which physical radio-frequency TV channel they would permanently use after the analog shutdown in 2009. The process was managed and mandated by the Federal Communications Commission for all full-power TV stations. Low-p... | Digital channel election | Engineering | 1,319 |
1,919,022 | https://en.wikipedia.org/wiki/Switched%20fabric | Switched fabric or switching fabric is a network topology in which network nodes interconnect via one or more network switches (particularly crossbar switches). Because a switched fabric network spreads network traffic across multiple physical links, it yields higher total throughput than broadcast networks, such as th... | Switched fabric | Mathematics | 475 |
33,663,228 | https://en.wikipedia.org/wiki/Timeline%20of%20events%20associated%20with%20Anonymous | Anonymous is a decentralised virtual community. They are commonly referred to as an internet-based collective of hacktivists whose goals, like its organization, are decentralized. Anonymous seeks mass awareness and revolution against what the organization perceives as corrupt entities, while attempting to maintain anon... | Timeline of events associated with Anonymous | Technology | 12,981 |
8,855,574 | https://en.wikipedia.org/wiki/Thermal%20bridge | A thermal bridge, also called a cold bridge, heat bridge, or thermal bypass, is an area or component of an object which has higher thermal conductivity than the surrounding materials, creating a path of least resistance for heat transfer. Thermal bridges result in an overall reduction in thermal resistance of the objec... | Thermal bridge | Materials_science,Engineering | 2,117 |
46,996,238 | https://en.wikipedia.org/wiki/Single-root%20input/output%20virtualization | In virtualization, single root input/output virtualization (SR-IOV) is a specification that allows the isolation of PCI Express resources for manageability and performance reasons.
Details
A single physical PCI Express bus can be shared in a virtual environment using the SR-IOV specification. The SR-IOV offers differe... | Single-root input/output virtualization | Technology,Engineering | 315 |
13,574,236 | https://en.wikipedia.org/wiki/Sodium%20tetradecyl%20sulfate | Sodium tetradecyl sulfate (STS), also known by its INCI name, sodium myristyl sulfate, is a common anionic surfactant. The compound consists of the sodium salt of the micelle-forming sulfate ester of tetradecanol. It is a white, water-soluble solid of low toxicity with many practical uses.
Applications
Medicine
It ... | Sodium tetradecyl sulfate | Chemistry | 318 |
4,905,905 | https://en.wikipedia.org/wiki/Carbon%20tetraiodide | Carbon tetraiodide is a tetrahalomethane with the molecular formula . Being bright red, it is a relatively rare example of a highly colored methane derivative. It is only 2.3% by weight carbon, although other methane derivatives are known with still less carbon.
Structure
The tetrahedral molecule features C-I distance... | Carbon tetraiodide | Chemistry | 469 |
3,209,753 | https://en.wikipedia.org/wiki/Anthrozoology | Anthrozoology, also known as human–animal studies (HAS), is the subset of ethnobiology that deals with interactions between humans and other animals. It is an interdisciplinary field that overlaps with other disciplines including anthropology, ethnology, medicine, psychology, social work, veterinary medicine, and zoolo... | Anthrozoology | Biology,Environmental_science | 1,036 |
47,621,173 | https://en.wikipedia.org/wiki/Piezoelectric%20speaker | A piezoelectric speaker (also known as a piezo bender due to its mode of operation, and sometimes colloquially called a "piezo", buzzer, crystal loudspeaker or beep speaker) is a loudspeaker that uses the piezoelectric effect for generating sound. The initial mechanical motion is created by applying a voltage to a piez... | Piezoelectric speaker | Physics | 468 |
18,416,761 | https://en.wikipedia.org/wiki/Key%20Net%20Radio | was a Japanese Internet radio program produced by VisualArt's and the visual novel studio Key in regard to Key and the games the brand produces. Thirty broadcasts were released online from December 13, 2007, to August 30, 2010. The show was hosted by Shinji Orito and Itaru Hinoue of Key, and another woman named Chiro w... | Key Net Radio | Technology | 2,187 |
525,062 | https://en.wikipedia.org/wiki/Jo%C5%BEef%20Stefan%20Institute | The Jožef Stefan Institute (JSI) () is the largest research institute in Slovenia. The main research areas are physics, chemistry, molecular biology, biotechnology, information technologies, reactor physics, energy and environment. At the beginning of 2013 the institute had 962 employees, of whom 404 were PhD scientist... | Jožef Stefan Institute | Chemistry,Engineering,Environmental_science | 713 |
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