id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
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|---|---|---|---|---|---|
15,528,840 | https://en.wikipedia.org/wiki/Geographical%20center%20of%20Sweden | The geographical center of Sweden is contested amongst at least four locations.
Flataklocken
The oldest and most famous geographical center of Sweden is Flataklocken, a spot next to Lake Munkby in Torpshammar, Medelpad at . The site was identified in 1947 after an initiative by the newspaperman Gustaf von Platen. The... | Geographical center of Sweden | Physics,Mathematics | 381 |
43,440,252 | https://en.wikipedia.org/wiki/Digital%20buffer | A digital buffer (or a logic buffer) is an electronic circuit element used to copy a digital input signal and isolate it from any output load. For the typical case of using voltages as logic signals, a logic buffer's input impedance is high, so it draws little current from the input circuit, to avoid disturbing its sig... | Digital buffer | Engineering | 949 |
2,022,267 | https://en.wikipedia.org/wiki/Antimonide | Antimonides (sometimes called stibnides or stibinides) are compounds of antimony with more electropositive elements. The antimonide ion is but the term refers also to any anionic derivative of antimony.
Antimonides are often prepared by heating the elements. The reduction of antimony by alkali metals or by other meth... | Antimonide | Physics,Chemistry | 200 |
437,496 | https://en.wikipedia.org/wiki/National%20Chemical%20Laboratory | The National Chemical Laboratory (NCL) is an Indian government laboratory based in Pune, in western India.
Popularly known as NCL, a constituent member of the Council of Scientific & Industrial Research (CSIR) India, it was established in 1950. Dr Ashish Lele is the Director of NCL and took charge on 1 April 2021. The... | National Chemical Laboratory | Chemistry | 656 |
37,236,964 | https://en.wikipedia.org/wiki/Casas-Alvero%20conjecture | In mathematics, the Casas-Alvero conjecture is an open problem about polynomials which have factors in common with their derivatives, proposed by Eduardo Casas-Alvero in 2001.
Formal statement
Let f be a polynomial of degree d defined over a field K of characteristic zero. If f has a factor in common with each of its... | Casas-Alvero conjecture | Mathematics | 309 |
23,944,162 | https://en.wikipedia.org/wiki/Press%E2%80%93Schechter%20formalism | The Press–Schechter formalism is a mathematical model for predicting the number of objects (such as galaxies, galaxy clusters or dark matter halos) of a certain mass within a given volume of the Universe. It was described in an academic paper by William H. Press and Paul Schechter in 1974.
Background
In the context of... | Press–Schechter formalism | Physics,Astronomy,Mathematics | 1,002 |
16,853,466 | https://en.wikipedia.org/wiki/Social%20panic | A social panic is a state where a social or community group reacts negatively and in an extreme or irrational manner to unexpected or unforeseen changes in their expected social status quo. According to Folk Devils and Moral Panics by Stanley Cohen, the definition can be broken down to many different sections. The sec... | Social panic | Biology | 1,926 |
78,191,277 | https://en.wikipedia.org/wiki/HIP%2094292 | HIP 94292, commonly referred to by its KIC designation KIC 9145955, is a red-giant branch star located in the northern constellation of Lyra.
Description
It has an apparent magnitude of 10.05, which makes it too faint to observe with the naked eye, but readily visible through a 35-mm aperture telescope. Gaia EDR3 par... | HIP 94292 | Astronomy | 313 |
27,157,474 | https://en.wikipedia.org/wiki/Backbiting | Backbiting or tale-bearing is to slander someone in their absence — to bite them behind their back. Originally, backbiting referred to an unsporting attack from the rear in the blood sport of bearbaiting.
Causes
Backbiting may occur as a form of release after a confrontation. By insulting the opposing person, the ba... | Backbiting | Biology | 506 |
60,928,672 | https://en.wikipedia.org/wiki/Federal%20Service%20for%20Technical%20and%20Export%20Control | The Federal Service for Technical and Export Control of Russia (FSTEC of Russia / FSTEK) is a military agency of the Russian Federation, under the Russian Ministry of Defence. It licenses the export of weapons and dual-use technology items, and is also responsible for Russian military information security.
FSTEC of Ru... | Federal Service for Technical and Export Control | Technology | 159 |
31,306,300 | https://en.wikipedia.org/wiki/Acefluranol | Acefluranol (developmental code name BX-591), also known as 2,3-bis(3,4-diacetoxy-5-fluorophenyl)pentane, is a nonsteroidal antiestrogen of the stilbestrol group that was never marketed.
See also
Bifluranol
Pentafluranol
Terfluranol
References
Abandoned drugs
Acetate esters
Antiestrogen esters
Antiestrogens
Fluor... | Acefluranol | Chemistry | 115 |
12,936,761 | https://en.wikipedia.org/wiki/MACPF | The Membrane Attack Complex/Perforin (MACPF) superfamily, sometimes referred to as the MACPF/CDC superfamily, is named after a domain that is common to the membrane attack complex (MAC) proteins of the complement system (C6, C7, C8α, C8β and C9) and perforin (PF). Members of this protein family are pore-forming toxins ... | MACPF | Biology | 1,655 |
15,650,509 | https://en.wikipedia.org/wiki/List%20of%20Apple%20drives | A list of all Apple internal and external drives in chronological order of introduction.
Floppy disk drives
Disk II
Disk III
Apple "Twiggy" FileWare
Disk IIc
400K Drive (internal)
Macintosh External Disk Drive (400K)
UniDisk
DuoDisk
UniDisk 3.5
Macintosh 800K External Drive
Disk 5.25
Apple 3.5 Drive
Appl... | List of Apple drives | Technology | 141 |
14,517,481 | https://en.wikipedia.org/wiki/GPR142 | Probable G-protein coupled receptor 142 is a protein that in humans is encoded by the GPR142 gene.
GPR142 is a member of the rhodopsin family of G protein-coupled receptors (GPRs) (Fredriksson et al., 2003).[supplied by OMIM]
References
Further reading
G protein-coupled receptors | GPR142 | Chemistry | 74 |
41,603,134 | https://en.wikipedia.org/wiki/Code%20as%20data | In computer science, the expression code as data refers to the idea that source code written in a programming language can be manipulated as data, such as a sequence of characters or an abstract syntax tree (AST), and it has an execution semantics only in the context of a given compiler or interpreter. The notion is of... | Code as data | Technology,Engineering | 439 |
61,954,047 | https://en.wikipedia.org/wiki/Anderson%20function | Anderson functions describe the projection of a magnetic dipole field in a given direction at points along an arbitrary line. They are useful in the study of magnetic anomaly detection, with historical applications in submarine hunting and underwater mine detection. They approximately describe the signal detected by a ... | Anderson function | Mathematics | 375 |
358,237 | https://en.wikipedia.org/wiki/Roof%20garden | A roof garden is a garden on the roof of a building. Besides the decorative benefit, roof plantings may provide food, temperature control, hydrological benefits, architectural enhancement, habitats or corridors for wildlife, recreational opportunities, and in large scale it may even have ecological benefits. The pract... | Roof garden | Technology,Engineering | 1,699 |
68,689,792 | https://en.wikipedia.org/wiki/Surface%20Duo%202 | The Surface Duo 2 is a discontinued dual-touchscreen Android smartphone manufactured by Microsoft. Announced during a hardware-oriented event on September 22, 2021, it is the successor to the original Surface Duo.
Specifications
Hardware
The Surface Duo 2 uses a similar folio form factor to the first-generation mode... | Surface Duo 2 | Technology | 528 |
51,663,914 | https://en.wikipedia.org/wiki/Tlalocite | Tlalocite is a rare and complex tellurate mineral with the formula Cu10Zn6(TeO4)2(TeO3)(OH)25Cl · 27 H2O. It has a Mohs hardness of 1, and a cyan color. It was named after Tlaloc, the Aztec god of rain, in allusion to the high amount of water contained within the crystal structure. It is not to be confused with quetzal... | Tlalocite | Chemistry | 225 |
4,046,826 | https://en.wikipedia.org/wiki/Indolamines | Indolamines are a family of neurotransmitters that share a common molecular structure. Indolamines are a classification of monoamine neurotransmitter, along with catecholamines and ethylamine derivatives. A common example of an indolamine is the tryptophan derivative serotonin, a neurotransmitter involved in mood and s... | Indolamines | Chemistry | 213 |
70,979,123 | https://en.wikipedia.org/wiki/Gibellula | Gibellula is a genus of parasitic fungi which attacks arachnids.
The genus Gibellula was named after Prof. Giuseppe Gibelli.
References
Cordycipitaceae
Parasitic fungi
Taxa described in 1877
Taxa named by Pier Andrea Saccardo
Hypocreales genera | Gibellula | Biology | 59 |
56,686,207 | https://en.wikipedia.org/wiki/HD%202454 | HD 2454 is a probable binary star system in the zodiac constellation of Pisces. With an apparent visual magnitude of 6.04, it is near the lower limit of visibility to the naked eye under good seeing conditions. An annual parallax shift of 26.3 mas as measured from Earth's orbit provides a distance estimate of 124 light... | HD 2454 | Astronomy | 462 |
503,432 | https://en.wikipedia.org/wiki/EMI%20%28protocol%29 | External Machine Interface (EMI), an extension to Universal Computer Protocol (UCP), is a protocol primarily used to connect to short message service centres (SMSCs) for mobile telephones. The protocol was developed by CMG Wireless Data Solutions, now part of Mavenir.
Syntax
A typical EMI/UCP exchange looks like thi... | EMI (protocol) | Technology | 722 |
5,206,174 | https://en.wikipedia.org/wiki/Virosome | A virosome is a drug or vaccine delivery mechanism consisting of unilamellar phospholipid membrane (either a mono- or bi-layer) vesicle incorporating virus derived proteins to allow the virosomes to fuse with target cells. Viruses are infectious agents that can replicate in their host organism, however virosomes do not... | Virosome | Biology | 979 |
616,019 | https://en.wikipedia.org/wiki/Distributivity%20%28order%20theory%29 | In the mathematical area of order theory, there are various notions of the common concept of distributivity, applied to the formation of suprema and infima. Most of these apply to partially ordered sets that are at least lattices, but the concept can in fact reasonably be generalized to semilattices as well.
Distribut... | Distributivity (order theory) | Mathematics | 1,377 |
36,052,045 | https://en.wikipedia.org/wiki/Continuous%20foam%20separation | Continuous foam separation is a chemical process closely related to foam fractionation in which foam is used to separate components of a solution when they differ in surface activity. In any solution, surface active components tend to adsorb to gas-liquid interfaces while surface inactive components stay within the bul... | Continuous foam separation | Chemistry | 3,099 |
60,408 | https://en.wikipedia.org/wiki/HCL%20Notes | HCL Notes (formerly Lotus Notes then IBM Notes) is a proprietary collaborative software platform for Unix (AIX), IBM i, Windows, Linux, and macOS, sold by HCLTech. The client application is called Notes while the server component is branded HCL Domino.
HCL Notes provides business collaboration functions, such as email... | HCL Notes | Technology | 7,308 |
62,605,770 | https://en.wikipedia.org/wiki/NGC%20701 | NGC 701 is a spiral galaxy with a high star formation rate in the constellation Cetus. It is estimated to be 86 million light years from the Milky Way and has a diameter of approximately 65,000 light years. The object was discovered on January 10, 1785 by the German-British astronomer William Herschel.
References
Ext... | NGC 701 | Astronomy | 78 |
40,134,031 | https://en.wikipedia.org/wiki/Mars-Aster | Mars-Aster was a proposed Russian mission for a Mars rover. It was part of exploration plans outlined by the Space Council of the Russian Academy of Sciences in 1997. The project was delayed in the mid-2000s in favor of Phobos-Grunt and Luna-Glob, and it has not been approved since then.
References
Cancelled spacecra... | Mars-Aster | Astronomy | 79 |
31,857,185 | https://en.wikipedia.org/wiki/Shaft%20voltage | Shaft voltage occurs in electric motors and generators due to leakage, induction, or capacitive coupling with the windings of the motor. It can occur in motors powered by variable-frequency drives, as often used in heating, ventilation, air conditioning and refrigeration systems. DC machines may have leakage current fr... | Shaft voltage | Physics,Technology,Engineering | 715 |
21,795,029 | https://en.wikipedia.org/wiki/Retrobright | Retrobright (stylized as retr0bright or Retrobrite) is a hydrogen peroxide-based process for removing yellowing from ABS plastics.
Yellowing in ABS plastic occurs when it is exposed to UV light or excessive heat, which causes photo-oxidation of polymers that breaks polymer chains and causes the plastic to yellow and b... | Retrobright | Physics,Chemistry | 539 |
7,760,747 | https://en.wikipedia.org/wiki/Theoretical%20plate | A theoretical plate in many separation processes is a hypothetical zone or stage in which two phases, such as the liquid and vapor phases of a substance, establish an equilibrium with each other. Such equilibrium stages may also be referred to as an equilibrium stage, ideal stage, or a theoretical tray. The performance... | Theoretical plate | Chemistry,Engineering | 1,305 |
24,154,487 | https://en.wikipedia.org/wiki/C16H24N2O | {{DISPLAYTITLE:C16H24N2O}}
The molecular formula C16H24N2O (molar mass : 260.38 g/mol) may refer to:
4-HO-DiPT, a synthetic hallucinogen
5-HO-DiPT
4-HO-DPT
4-HO-EiBT
5-MeO-EiPT
5-MeO-EPT
Oxymetazoline
Ropinirole, a non-ergoline dopamine agonist | C16H24N2O | Chemistry | 112 |
23,920,792 | https://en.wikipedia.org/wiki/C8H13NO2 | {{DISPLAYTITLE:C8H13NO2}}
The molecular formula C8H13NO2 (molar mass: 155.19 g/mol, exact mass: 155.0946 u) may refer to:
Arecoline
Bemegride
Scopine
Retronecine
Molecular formulas | C8H13NO2 | Physics,Chemistry | 66 |
12,837,452 | https://en.wikipedia.org/wiki/Ilium/Olympos | Ilium/Olympos is a series of two science fiction novels by Dan Simmons. The events are set in motion by beings who appear to be ancient Greek gods. Like Simmons' earlier series, the Hyperion Cantos, it is a form of "literary science fiction"; it relies heavily on intertextuality, in this case with Homer and Shakespeare... | Ilium/Olympos | Materials_science,Biology | 4,351 |
21,560,340 | https://en.wikipedia.org/wiki/TB6Cs1H4%20snoRNA | TB6Cs1H4 is a member of the H/ACA-like class of non-coding RNA (ncRNA) molecule that guide the sites of modification of uridines to pseudouridines of substrate RNAs. It is known as a small nucleolar RNA (snoRNA) thus named because of its cellular localization in the nucleolus of the eukaryotic cell. TB6Cs1H4 is predic... | TB6Cs1H4 snoRNA | Chemistry | 123 |
56,942,807 | https://en.wikipedia.org/wiki/List%20of%20rail%20accidents%20%281890%E2%80%931899%29 | This is a list of rail accidents from 1890 to 1899.
1890
March 4 – United Kingdom – A London and North Western Railway express train from London to Scotland ran away on the downgrade from Shap to Carlisle on the Caledonian Railway and crashed into a stationary locomotive, killing four people. The train had automatic ... | List of rail accidents (1890–1899) | Technology | 4,136 |
8,806,323 | https://en.wikipedia.org/wiki/Home%20medical%20equipment | This article discusses the definitions and types of home medical equipment (HME), also known as durable medical equipment (DME), and durable medical equipment and prosthetics and orthotics (DMEPOS).
HME / DMEPOS
Home medical equipment is a category of devices used for patients whose care is being managed from a home... | Home medical equipment | Biology | 951 |
22,327,794 | https://en.wikipedia.org/wiki/Aichi%20small-elevator%20manufacturing%20corporation | The Aichi small-elevator manufacturing corporation is a manufacturer of vertical transportation systems, mainly elevators and Dumbwaiters. Founded in Aichi, Japan in 1969.
Aichi small-elevator manufacturing corporation makes a speciality of small elevators, dumbwaiter and passenger lifts beside staircases.
History
Aic... | Aichi small-elevator manufacturing corporation | Technology | 161 |
36,071,642 | https://en.wikipedia.org/wiki/Public%20interest%20design | Public interest design is a human-centered and participatory design practice that places emphasis on the “triple bottom line” of sustainable design that includes ecological, economic, and social issues and on designing products, structures, and systems that address issues such as economic development and the preservati... | Public interest design | Engineering,Environmental_science | 1,797 |
37,583,459 | https://en.wikipedia.org/wiki/10%20Leonis%20Minoris | 10 Leonis Minoris is a single variable star in the northern constellation Leo Minor, located approximately 191 light years away based on parallax. It has the variable star designation SU Leonis Minoris; 10 Leonis Minoris is the Flamsteed designation. This body is visible to the naked eye as a faint, orange-hued star wi... | 10 Leonis Minoris | Astronomy | 249 |
1,108,991 | https://en.wikipedia.org/wiki/Status%20effect | In role-playing games, a status effect is a temporary modification to a game character’s original set of stats that usually comes into play when special powers and abilities (such as spells) are used, often during combat. It appears in numerous computer and video games of many genres, most commonly in role-playing vide... | Status effect | Technology | 870 |
22,116,295 | https://en.wikipedia.org/wiki/Electronic%20Journal%20of%20Combinatorics | The Electronic Journal of Combinatorics is a peer-reviewed open access scientific journal covering research in combinatorial mathematics.
The journal was established in 1994 by Herbert Wilf (University of Pennsylvania) and Neil Calkin (Georgia Institute of Technology). The Electronic Journal of Combinatorics is a found... | Electronic Journal of Combinatorics | Mathematics | 543 |
20,127,208 | https://en.wikipedia.org/wiki/Tabimorelin | Tabimorelin (INN) (developmental code name NN-703) is a drug which acts as a potent, orally-active agonist of the ghrelin/growth hormone secretagogue receptor (GHSR) and growth hormone secretagogue, mimicking the effects of the endogenous peptide agonist ghrelin as a stimulator of growth hormone (GH) release. It was on... | Tabimorelin | Chemistry | 268 |
7,817,593 | https://en.wikipedia.org/wiki/Mars%20Surface%20Exploration | Mars Surface Exploration (MSE) is a systems engineering tool for the design of rover missions originally developed in 2003 by the Space Systems Engineering graduate class at MIT. It has since been further enhanced by the MIT Space Systems Laboratory with the support of the Jet Propulsion Laboratory (JPL). The tool is i... | Mars Surface Exploration | Engineering | 276 |
2,001,331 | https://en.wikipedia.org/wiki/Simple%20precedence%20grammar | A simple precedence grammar is a context-free formal grammar that can be parsed with a simple precedence parser. The concept was first created in 1964 by Claude Pair, and was later rediscovered, from ideas due to Robert Floyd, by Niklaus Wirth and Helmut Weber who published a paper, entitled EULER: a generalization ... | Simple precedence grammar | Mathematics,Technology | 279 |
67,207,064 | https://en.wikipedia.org/wiki/Markarian%2050 | Markarian 50 is a young open cluster in the Milky Way galaxy. Located at about 3,460 pc away in the constellation Cassiopeia, its age is estimated at only about 7.5 million years old. Markarian 50 may be a member of the OB association Cassiopeia OB2. The Wolf-Rayet star WR 157 is a member of Markarian 50.
References
... | Markarian 50 | Astronomy | 94 |
38,070,109 | https://en.wikipedia.org/wiki/Central%20Drugs%20Standard%20Control%20Organisation | The Central Drugs Standard Control Organisation (CDSCO) is India's national regulatory body for cosmetics, pharmaceuticals and medical devices. It serves a similar function to the Food and Drug Administration (FDA) of the United States or the European Medicines Agency of the European Union. The Indian government has a... | Central Drugs Standard Control Organisation | Chemistry,Biology | 373 |
34,730,396 | https://en.wikipedia.org/wiki/Geosmithia%20morbida | Geosmithia morbida is a species of anamorphic fungus in the Bionectriaceae family that, together with the activity of the walnut twig beetle, causes thousand cankers disease in species of walnut trees (Juglans spp.). It was described as new to science in 2010 from specimens collected in the southern United States. The ... | Geosmithia morbida | Biology | 213 |
53,886,302 | https://en.wikipedia.org/wiki/Optomechatronics | In engineering, optomechatronics is a field that investigates the integration of optical components and technology into mechatronic systems. The optical components in these systems are used as sensors to measure mechanical quantities such as surface structure and orientation. Optical sensors are used in a feedback loo... | Optomechatronics | Engineering | 132 |
19,590,427 | https://en.wikipedia.org/wiki/Iain%20Coldham | Iain Coldham is an organic chemist and Professor of Organic Chemistry at the University of Sheffield. He obtained his PhD from the University of Cambridge and conducted postdoctoral research in Austin, Texas, in 1989. Coldham's research areas include the intramolecular trapping of episulfonium ions with amine nucleophi... | Iain Coldham | Chemistry | 220 |
1,493,236 | https://en.wikipedia.org/wiki/Random%20permutation | A random permutation is a random permutation of a set of objects, that is, a permutation-valued random variable. The use of random permutations is common in games of chance and in randomized algorithms in coding theory, cryptography, and simulation. A good example of a random permutation is the fair shuffling of a stan... | Random permutation | Mathematics | 1,124 |
62,375,361 | https://en.wikipedia.org/wiki/Frontiers%20of%20Biogeography | Frontiers of Biogeography is a peer-reviewed open access scientific journal publishing biogeographical science, with the academic standards expected of a journal operated by and for an academic society. It published on behalf of the International Biogeographical Society, using the eScholarship Publishing platform. The ... | Frontiers of Biogeography | Biology,Environmental_science | 113 |
52,048,187 | https://en.wikipedia.org/wiki/Twister%20sister%20ribozyme | The twister sister ribozyme (TS) is an RNA structure that catalyzes its own cleavage at a specific site. In other words, it is a self-cleaving ribozyme. The twister sister ribozyme was discovered by a bioinformatics strategy as an RNA Associated with Genes Associated with Twister and Hammerhead ribozymes, or RAGATH.
... | Twister sister ribozyme | Chemistry | 966 |
53,751,966 | https://en.wikipedia.org/wiki/Michael%20B%C3%BChl | Michael Bühl is a professor of Computational and Theoretical Chemistry in the School of Chemistry, University of St. Andrews. He has published work on the performance of various density functionals, modelling thermal and medium effects, transition-metal NMR of metalloenzymes, modelling of homogeneous catalysis, and mol... | Michael Bühl | Chemistry | 353 |
4,770 | https://en.wikipedia.org/wiki/Business%20ethics | Business ethics (also known as corporate ethics) is a form of applied ethics or professional ethics, that examines ethical principles and moral or ethical problems that can arise in a business environment. It applies to all aspects of business conduct and is relevant to the conduct of individuals and entire organizatio... | Business ethics | Biology | 10,734 |
2,902,528 | https://en.wikipedia.org/wiki/32%20Andromedae | 32 Andromedae, abbreviated 32 And, is a star in the northern constellation of Andromeda. 32 Andromedae is the Flamsteed designation. It is faintly visible to the naked eye with an apparent visual magnitude is 5.30. The distance to 32 And, as estimated from its annual parallax shift of , is around 331 light years. It is... | 32 Andromedae | Astronomy | 229 |
72,021,555 | https://en.wikipedia.org/wiki/Sonja%20Lapajne%20Oblak | Sonja Lapajne Oblak (July 15, 1906 – September 29, 1993) was a Slovenian architect. She was the first Slovenian woman to graduate as a civil engineer from the Faculty of Technology in Ljubljana and Slovenia's first female urban planner. She was a member of the Partisans during the Second World War, and she survived inc... | Sonja Lapajne Oblak | Engineering | 854 |
32,050,260 | https://en.wikipedia.org/wiki/Cloud%20manufacturing | Cloud manufacturing (CMfg) is a new manufacturing paradigm developed from existing advanced manufacturing models (e.g., ASP, AM, NM, MGrid) and enterprise information technologies under the support of cloud computing, Internet of Things (IoT), virtualization and service-oriented technologies, and advanced computing tec... | Cloud manufacturing | Technology | 1,264 |
11,798,302 | https://en.wikipedia.org/wiki/Ganoderma%20tsugae | Ganoderma tsugae, also known as hemlock varnish shelf, is a flat polypore mushroom of the genus Ganoderma.
Habitat
In contrast to Ganoderma lucidum, to which it is closely related and which it closely resembles, G. tsugae tends to grow on conifers, especially hemlocks.
Uses
Like G. lucidum, G. tsugae is non-poisonou... | Ganoderma tsugae | Biology | 394 |
44,875,706 | https://en.wikipedia.org/wiki/Afghan%20units%20of%20measurement | A variety of units of measurement have been used in Afghanistan to measure length, mass and capacity. Those units were similar to Iranian, Arabian and Indian units. In 1924, Afghanistan adopted the metric system.
Length
These lengths are not necessarily standardized and could differ between different regions of Afghan... | Afghan units of measurement | Mathematics | 593 |
21,105,516 | https://en.wikipedia.org/wiki/TB9Cs4H2%20snoRNA | TB9Cs4H2 is a member of the H/ACA-like class of non-coding RNA (ncRNA) molecule that guide the sites of modification of uridines to pseudouridines of substrate RNAs. It is known as a small nucleolar RNA (snoRNA) thus named because of its cellular localization in the nucleolus of the eukaryotic cell. TB9Cs4H2 is predic... | TB9Cs4H2 snoRNA | Chemistry | 123 |
9,887,669 | https://en.wikipedia.org/wiki/Gunnison%20Tunnel | The Gunnison Tunnel is an irrigation tunnel constructed between 1905 and 1909 by the U.S. Bureau of Reclamation in Montrose County, Colorado. The tunnel diverts water from the Gunnison River to the arid Uncompahgre Valley around Montrose, Colorado.
History
At the time of its completion, it was the longest irrigation... | Gunnison Tunnel | Engineering,Environmental_science | 494 |
22,721,223 | https://en.wikipedia.org/wiki/CGh%20physics | cGh physics refers to the historical attempts in physics to unify relativity, gravitation, and quantum mechanics, in particular following the ideas of Matvei Petrovich Bronstein and George Gamow. The letters are the standard symbols for the speed of light (), the gravitational constant (), and the Planck constant ().
... | CGh physics | Physics | 680 |
32,659,150 | https://en.wikipedia.org/wiki/Siemens%20C10 | The Siemens C10 is a mobile phone made by Siemens in December 1997. The phone was available in four colours: Blue, yellow, red and grey. The C10 had a green backlit display capable of showing three lines. It weighed 165 g with battery and 117 g without.
References
External links
Mobile phones introduced in 1997
C... | Siemens C10 | Technology | 69 |
1,188,566 | https://en.wikipedia.org/wiki/Enhanced%20Variable%20Rate%20Codec | Enhanced Variable Rate CODEC (EVRC) is a speech codec used in CDMA networks. It was developed in 1995 to replace the QCELP vocoder which used more bandwidth on the carrier's network, thus EVRC's primary goal was to offer the mobile carriers more capacity on their networks while not increasing the amount of bandwidth or... | Enhanced Variable Rate Codec | Technology | 318 |
24,292,829 | https://en.wikipedia.org/wiki/Adobe%20Fonts | Adobe Fonts (formerly Typekit) is an online service that provides its subscribers with access to its font library, under a single licensing agreement. The fonts may be used directly on websites, or synced via Adobe Creative Cloud to applications on the subscriber's computers.
Adobe Fonts was launched as Typekit in Nov... | Adobe Fonts | Engineering | 256 |
8,143,783 | https://en.wikipedia.org/wiki/New%20Technologies%20Demonstrator%20Programme | The New Technologies Demonstrator Programme is a scheme part of Defra's Waste Implementation Programme, New Technologies Workstream, to demonstrate advanced solid waste processing technologies in England. A pot of £30million was allocated to fund 10 demonstrator projects with the project being headed by Dave Brooks at ... | New Technologies Demonstrator Programme | Chemistry,Engineering | 536 |
70,238,543 | https://en.wikipedia.org/wiki/Water%20sachet | Water sachets or sachet water is a common form of selling pre-filtered or sanitized water in plastic, heat sealed bags in parts of the global south, and are especially popular in Africa. Water sachets are cheaper to produce than plastic bottles, and easier to transport. In some countries, water vendors refer to sache... | Water sachet | Physics,Environmental_science | 694 |
41,563,895 | https://en.wikipedia.org/wiki/C18H29NO2 | {{DISPLAYTITLE:C18H29NO2}}
The molecular formula C18H29NO2 (molar mass: 291.43 g/mol, exact mass: 291.2198 u) may refer to:
Exaprolol
Ketocaine
Penbutolol | C18H29NO2 | Chemistry | 64 |
13,053,833 | https://en.wikipedia.org/wiki/Orexin%20receptor | The orexin receptor (also referred to as the hypocretin receptor) is a G-protein-coupled receptor that binds the neuropeptide orexin. There are two variants, OX1 and OX2, each encoded by a different gene (, ).
Both orexin receptors exhibit a similar pharmacology – the 2 orexin peptides, orexin-A and orexin-B, bind to... | Orexin receptor | Chemistry,Biology | 1,111 |
2,154,436 | https://en.wikipedia.org/wiki/Next-generation%20lithography | Next-generation lithography or NGL is a term used in integrated circuit manufacturing to describe the lithography technologies in development which are intended to replace current techniques. Driven by Moore's law in the semiconductor industries, the shrinking of the chip size and critical dimension continues. The term... | Next-generation lithography | Materials_science | 1,318 |
64,314,552 | https://en.wikipedia.org/wiki/Floriana%20Tuna | Floriana Tuna is a Romanian chemist and a Senior Research Fellow in the Department of Chemistry at The University of Manchester. Her research in general is based on inorganic chemistry and magnetochemistry, specifically on molecular magnetism, EPR spectroscopy and quantum computing.
Education
Floriana completed her B... | Floriana Tuna | Chemistry | 744 |
5,613,537 | https://en.wikipedia.org/wiki/Squares%20of%20Savannah%2C%20Georgia | The city of Savannah, Province of Georgia, was laid out in 1733, in what was colonial America, around four open squares, each surrounded by four residential "tithing") blocks and four civic ("trust") blocks. The layout of a square and eight surrounding blocks was known as a "ward." The original plan (now known as the ... | Squares of Savannah, Georgia | Engineering | 5,430 |
15,028,877 | https://en.wikipedia.org/wiki/Renin%20receptor | The renin receptor also known as ATPase H(+)-transporting lysosomal accessory protein 2, or the prorenin receptor, is a protein that in humans is encoded by the ATP6AP2 gene.
Function
The renin receptor binds renin and prorenin. Binding of renin to this receptor induces the conversion of angiotensinogen to angiotens... | Renin receptor | Chemistry | 202 |
28,992,521 | https://en.wikipedia.org/wiki/Linker%20DNA | In molecular biology, linker DNA is double-stranded DNA (38-53 base pairs long) in between two nucleosome cores that, in association with histone H1, holds the cores together. Linker DNA is seen as the string in the "beads and string model", which is made by using an ionic solution on the chromatin. Linker DNA connec... | Linker DNA | Chemistry | 259 |
21,852,896 | https://en.wikipedia.org/wiki/Flavor%20and%20Extract%20Manufacturers%20Association | The Flavor and Extract Manufacturers Association (FEMA) is a food industry trade group based in the United States. FEMA was founded in 1909 by several flavor firms in response to the passage of the Pure Food and Drug Act of 1906. Founding members were McCormick & Company, Ulman Driefus & Company, Jones Brothers, Blank... | Flavor and Extract Manufacturers Association | Chemistry | 290 |
14,878,373 | https://en.wikipedia.org/wiki/PCDHB10 | Protocadherin beta-10 is a protein that in humans is encoded by the PCDHB10 gene.
This gene is a member of the protocadherin beta gene cluster, one of three related gene clusters tandemly linked on chromosome five. The gene clusters demonstrate an unusual genomic organization similar to that of B-cell and T-cell recep... | PCDHB10 | Chemistry | 215 |
16,801,208 | https://en.wikipedia.org/wiki/NComputing | NComputing is a desktop virtualization company that manufactures hardware and software to create virtual desktops (sometimes called zero clients or thin clients) which enable multiple users to simultaneously share a single operating system instance.
NComputing, based in San Mateo, California, is a privately held for-... | NComputing | Technology | 908 |
63,480,925 | https://en.wikipedia.org/wiki/NGC%20937 | NGC 937 is a barred spiral galaxy located in the constellation Andromeda about 251 million light years from the Milky Way. It was discovered by the French astronomer Édouard Stephan on 12 December 1884.
See also
List of NGC objects (1–1000)
References
External links
Barred spiral galaxies
0937
01961
+07-06-024
... | NGC 937 | Astronomy | 90 |
50,849,684 | https://en.wikipedia.org/wiki/Steroid%20ester | A steroid ester is an ester of a steroid. They include androgen esters, estrogen esters, progestogen esters, and corticosteroid esters. Steroid esters may be naturally occurring/endogenous like DHEA sulfate or synthetic like estradiol valerate. Esterification is useful because it is often able to render the parent ster... | Steroid ester | Chemistry | 1,094 |
172,327 | https://en.wikipedia.org/wiki/Congenital%20rubella%20syndrome | Congenital rubella syndrome (CRS) occurs when a human fetus is infected with the rubella virus (German measles) via maternal-fetal transmission and develops birth defects. The most common congenital defects affect the ophthalmologic, cardiac, auditory, and neurologic systems.
Rubella infection in pregnancy can result ... | Congenital rubella syndrome | Biology | 1,321 |
50,978,083 | https://en.wikipedia.org/wiki/Jaszczak%20phantom | A Jaszczak phantom () aka Data Spectrum ECT phantom is an imaging phantom used for validating scanner geometry, 3D contrast, uniformity, resolution, attenuation and scatter correction or alignment tasks in nuclear medicine. It is commonly used in academic centers and hospitals to characterize a SPECT or some gamma came... | Jaszczak phantom | Physics | 471 |
47,157,896 | https://en.wikipedia.org/wiki/Genetics%20of%20infertility | About 10–15% of human couples are infertile, unable to conceive. In approximately in half of these cases, the underlying cause is related to the male. The underlying causative factors in the male infertility can be attributed to environmental toxins, systemic disorders such as, hypothalamic–pituitary disease, testicula... | Genetics of infertility | Biology | 1,465 |
54,366,493 | https://en.wikipedia.org/wiki/Skeletocutis%20subvulgaris | Skeletocutis subvulgaris is a species of poroid, white rot fungus in the family Polyporaceae. Found in China, it was described as a new species in 1998 by mycologist Yu-Chen Dai. It was named for its resemblance to Skeletocutis vulgaris. The type collection was made in Hongqi District, Jilin Province, where it was foun... | Skeletocutis subvulgaris | Biology | 280 |
1,048,084 | https://en.wikipedia.org/wiki/Sunwise | Sunwise, sunward or deasil (sometimes spelled deosil), are terms meaning to go clockwise or in the direction of the sun, as seen from the northern hemisphere. The opposite term is widdershins (Lowland Scots), or tuathal (Scottish Gaelic). In Scottish culture, this turning direction is also considered auspicious, while ... | Sunwise | Physics,Mathematics | 802 |
4,007,073 | https://en.wikipedia.org/wiki/Gene%20expression%20profiling | In the field of molecular biology, gene expression profiling is the measurement of the activity (the expression) of thousands of genes at once, to create a global picture of cellular function. These profiles can, for example, distinguish between cells that are actively dividing, or show how the cells react to a particu... | Gene expression profiling | Chemistry,Materials_science,Engineering,Biology | 3,980 |
167,053 | https://en.wikipedia.org/wiki/Unit%20vector | In mathematics, a unit vector in a normed vector space is a vector (often a spatial vector) of length 1. A unit vector is often denoted by a lowercase letter with a circumflex, or "hat", as in (pronounced "v-hat").
The normalized vector û of a non-zero vector u is the unit vector in the direction of u, i.e.,
where ‖... | Unit vector | Mathematics | 1,228 |
76,831,877 | https://en.wikipedia.org/wiki/NGC%203978 | NGC 3978 is a large intermediate spiral galaxy with a bar located in the constellation of Ursa Major. It is located 460 million light-years away from the Solar System and was discovered by William Herschel on March 19, 1790, but also observed by John Herschel on April 14, 1831.
NGC 3978 has a luminosity class of II-I... | NGC 3978 | Astronomy | 366 |
7,375,449 | https://en.wikipedia.org/wiki/Rough%20number | A k-rough number, as defined by Finch in 2001 and 2003, is a positive integer whose prime factors are all greater than or equal to k. k-roughness has alternately been defined as requiring all prime factors to strictly exceed k.
Examples (after Finch)
Every odd positive integer is 3-rough.
Every positive integer that i... | Rough number | Mathematics | 302 |
5,839,673 | https://en.wikipedia.org/wiki/Quantitative%20analysis%20%28chemistry%29 | In analytical chemistry, quantitative analysis is the determination of the absolute or relative abundance (often expressed as a concentration) of one, several or all particular substance(s) present in a sample. It relates to the determination of percentage of constituents in any given sample.
Methods
Once the presence... | Quantitative analysis (chemistry) | Chemistry | 697 |
54,842,715 | https://en.wikipedia.org/wiki/Interoception | Interoception is the collection of senses providing information to the organism about the internal state of the body. This can be both conscious and subconscious. It encompasses the brain's process of integrating signals relayed from the body into specific subregions—like the brainstem, thalamus, insula, somatosensory,... | Interoception | Physics | 6,987 |
1,220,793 | https://en.wikipedia.org/wiki/Neodymium%28III%29%20chloride | Neodymium(III) chloride or neodymium trichloride is a chemical compound of neodymium and chlorine with the formula NdCl3. This anhydrous compound is a mauve-colored solid that rapidly absorbs water on exposure to air to form a purple-colored hexahydrate, NdCl3·6H2O. Neodymium(III) chloride is produced from minerals mo... | Neodymium(III) chloride | Chemistry | 2,621 |
22,793,769 | https://en.wikipedia.org/wiki/Ecosystem%20management | Ecosystem management is an approach to natural resource management that aims to ensure the long-term sustainability and persistence of an ecosystem's function and services while meeting socioeconomic, political, and cultural needs. Although indigenous communities have employed sustainable ecosystem management approache... | Ecosystem management | Biology | 3,633 |
35,467,353 | https://en.wikipedia.org/wiki/Morchella%20prava | Morchella prava is a species of fungus in the family Morchellaceae described as new to science in 2012. It is found in the range 43–50°N across North America, where it fruits from April to June.
References
External links
prava
Edible fungi
Fungi described in 2012
Fungi of North America
Fungus species | Morchella prava | Biology | 67 |
21,353,343 | https://en.wikipedia.org/wiki/Lindeberg%27s%20condition | In probability theory, Lindeberg's condition is a sufficient condition (and under certain conditions also a necessary condition) for the central limit theorem (CLT) to hold for a sequence of independent random variables. Unlike the classical CLT, which requires that the random variables in question have finite variance... | Lindeberg's condition | Mathematics | 509 |
5,253,627 | https://en.wikipedia.org/wiki/Sun%20protective%20clothing | Sun protective clothing is clothing specifically designed for sun protection and is produced from a fabric rated for its level of ultraviolet (UV) protection. A novel weave structure and denier (related to thread count per inch) may produce sun protective properties. In addition, some textiles and fabrics employed in t... | Sun protective clothing | Chemistry | 1,681 |
37,572,903 | https://en.wikipedia.org/wiki/Acer%20CloudMobile%20S500 | Acer CloudMobile S500 is an Android smartphone that was announced in February 2012 and released in September 2012. The Acer CloudMobile S500 tech specifications includes a 4.3 inch IPS Display, Krait dual-core processor running at 1.5 GHz with 1 GB of RAM, 8 MP rear camera and a front-facing HD camera for video calls, ... | Acer CloudMobile S500 | Technology | 143 |
39,439,535 | https://en.wikipedia.org/wiki/SpaceTEC%20National%20Resource%20Center%20for%20Aerospace%20Technical%20Education | SpaceTEC® is one of the Advanced Technological Education (ATE) Centers funded by the National Science Foundation (NSF) for developing partnerships between academic institutions and industry partners to promote improvement in the education of science and engineering technicians at the undergraduate and secondary school ... | SpaceTEC National Resource Center for Aerospace Technical Education | Engineering | 716 |
2,903,841 | https://en.wikipedia.org/wiki/Xi%20Cancri | Xi Cancri (ξ Cancri, abbreviated Xi Cnc, ξ Cnc) is a spectroscopic binary star system in the zodiac constellation of Cancer. It is visible to the naked eye with an apparent visual magnitude of +5.15. Based upon parallax measurements obtained during the Hipparcos mission, it is roughly 370 light-years distant from the S... | Xi Cancri | Astronomy | 462 |
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