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51.8k
4,900,609
https://en.wikipedia.org/wiki/Effective%20evolutionary%20time
The hypothesis of effective evolutionary time attempts to explain gradients, in particular latitudinal gradients, in species diversity. It was originally named "time hypothesis". Background Low (warm) latitudes contain significantly more species than high (cold) latitudes. This has been shown for many animal and plan...
Effective evolutionary time
Biology,Environmental_science
1,789
63,167,039
https://en.wikipedia.org/wiki/%28Z%29-6-Dodecen-4-olide
(Z)-6-Dodecen-4-olide is a volatile, unsaturated lipid and γ-lactone found in dairy products, and secreted as a pheromone by some even-toed ungulates. It has a creamy, cheesy, fatty flavour with slight floral undertones in small concentrations, but contributes towards the strong, musky smell of a few species of antelop...
(Z)-6-Dodecen-4-olide
Chemistry
354
1,191,600
https://en.wikipedia.org/wiki/Document%20processing
Document processing is a field of research and a set of production processes aimed at making an analog document digital. Document processing does not simply aim to photograph or scan a document to obtain a digital image, but also to make it digitally intelligible. This includes extracting the structure of the document ...
Document processing
Technology
1,088
3,865,506
https://en.wikipedia.org/wiki/%2A-autonomous%20category
In mathematics, a *-autonomous (read "star-autonomous") category C is a symmetric monoidal closed category equipped with a dualizing object . The concept is also referred to as Grothendieck—Verdier category in view of its relation to the notion of Verdier duality. Definition Let C be a symmetric monoidal closed categ...
*-autonomous category
Mathematics
857
310,577
https://en.wikipedia.org/wiki/The%20Abolition%20of%20Work
"The Abolition of Work" is an essay written by Bob Black in 1985. It was part of Black's first book, an anthology of essays entitled The Abolition of Work and Other Essays published by Loompanics Unlimited. It is an exposition of Black's "type 3 anarchism" – a blend of post-Situationist theory and individualist anarchi...
The Abolition of Work
Engineering
329
1,303,530
https://en.wikipedia.org/wiki/Hybrid%20seed
In agriculture and gardening, hybrid seed is produced by deliberately cross-pollinating parent plants which are genetically distinct. The parents are usually two inbred strains. Hybrid seed is common in industrial agriculture and home gardening. It is one of the main contributors to the dramatic rise in agricultural o...
Hybrid seed
Chemistry,Biology
326
58,283
https://en.wikipedia.org/wiki/Prandtl%20number
The Prandtl number (Pr) or Prandtl group is a dimensionless number, named after the German physicist Ludwig Prandtl, defined as the ratio of momentum diffusivity to thermal diffusivity. The Prandtl number is given as:where: : momentum diffusivity (kinematic viscosity), , (SI units: m2/s) : thermal diffusivity, , (...
Prandtl number
Physics,Chemistry,Engineering
978
608,186
https://en.wikipedia.org/wiki/%CE%92-Carboline
β-Carboline (9H-pyrido[3,4-b]indole) represents the basic chemical structure for more than one hundred alkaloids and synthetic compounds. The effects of these substances depend on their respective substituent. Natural β-carbolines primarily influence brain functions but can also exhibit antioxidant effects. Synthetical...
Β-Carboline
Chemistry
1,708
43,298,724
https://en.wikipedia.org/wiki/PlayCanvas
PlayCanvas is an open-source 3D game engine/interactive 3D application engine alongside a proprietary cloud-hosted creation platform that allows for simultaneous editing from multiple computers via a browser-based interface. It runs in modern browsers that support WebGL, including Mozilla Firefox and Google Chrome. The...
PlayCanvas
Technology,Engineering
460
7,195,059
https://en.wikipedia.org/wiki/Variable%20Valve%20Control
VVC (Variable Valve Control) is an automobile variable valve timing technology developed by Rover and applied to some high performance variants of the company's K Series 1800cc engine. About In order to improve the optimisation of the valve timing for differing engine speeds and loads, the system is able to vary the...
Variable Valve Control
Technology
290
14,880,338
https://en.wikipedia.org/wiki/KCNMB3
Calcium-activated potassium channel subunit beta-3 is a protein that in humans is encoded by the KCNMB3 gene. MaxiK channels are large conductance, voltage and calcium-sensitive potassium channels which are fundamental to the control of smooth muscle tone and neuronal excitability. MaxiK channels can be formed by 2 su...
KCNMB3
Chemistry
148
75,499,594
https://en.wikipedia.org/wiki/Halosulfuron-methyl
Halosulfuron-methyl is a sulfonylurea post-emergence herbicide used to control some annual and perennial broad-leaved weeds and sedges (such as nutsedge/nutgrass) in a range of crops (particularly rice), established landscape woody ornamentals and turfgrass. It is marketed under several tradenames including Sedgehammer...
Halosulfuron-methyl
Biology
229
28,367,737
https://en.wikipedia.org/wiki/Lymphoepithelial%20lesion
In pathology, lymphoepithelial lesion refers to a discrete abnormality that consists of lymphoid cells and epithelium, which may or may not be benign. It may refer to a benign lymphoepithelial lesion of the parotid gland or benign lymphoepithelial lesion of the lacrimal gland, or may refer to the infiltration of mal...
Lymphoepithelial lesion
Biology
157
2,658,385
https://en.wikipedia.org/wiki/Van%20Stockum%20dust
In general relativity, the van Stockum dust is an exact solution of the Einstein field equations where the gravitational field is generated by dust rotating about an axis of cylindrical symmetry. Since the density of the dust is increasing with distance from this axis, the solution is rather artificial, but as one of ...
Van Stockum dust
Mathematics
1,618
256,310
https://en.wikipedia.org/wiki/John%20Tyndall
John Tyndall (; 2 August 1820 – 4 December 1893) was an Irish physicist and chemist. His scientific fame arose in the 1850s from his study of diamagnetism. Later he made discoveries in the realms of infrared radiation and the physical properties of air, proving the connection between atmospheric CO and what is now know...
John Tyndall
Physics
7,937
3,587,430
https://en.wikipedia.org/wiki/Pore%20water%20pressure
Pore water pressure (sometimes abbreviated to pwp) refers to the pressure of groundwater held within a soil or rock, in gaps between particles (pores). Pore water pressures below the phreatic level of the groundwater are measured with piezometers. The vertical pore water pressure distribution in aquifers can generally ...
Pore water pressure
Physics
1,534
72,722,473
https://en.wikipedia.org/wiki/2023%20FAA%20system%20outage
On January 11, 2023, U.S. flights were grounded or delayed as the Federal Aviation Administration (FAA) attempted to fix a system outage. FAA paused all flight departures between 7:30 a.m. and 9 a.m. ET. Flights already in the air were allowed to continue to their destinations. Around 8:30 am. ET, flights were beginnin...
2023 FAA system outage
Technology
794
37,284,632
https://en.wikipedia.org/wiki/Ethylene%20diurea
Ethylene diurea (EDU) is an organic compound with the formula (CH2NHCONH2)2. It is a white solid. The compound has attracted interest as a potential antiozonant for crop protection. With respect to preventing the harmful effects on crops by ozone, EDU appears to either prevent the harmful effects of ozone or it sti...
Ethylene diurea
Chemistry
113
6,591,796
https://en.wikipedia.org/wiki/Support%20%28measure%20theory%29
In mathematics, the support (sometimes topological support or spectrum) of a measure on a measurable topological space is a precise notion of where in the space the measure "lives". It is defined to be the largest (closed) subset of for which every open neighbourhood of every point of the set has positive measure. ...
Support (measure theory)
Physics,Mathematics
1,262
19,097,104
https://en.wikipedia.org/wiki/NEFA%20%28drug%29
NEFA is a moderate affinity NMDA antagonist (IC50 = 0.51 μM). It is a structural analog of phencyclidine. It was first synthesized by a team at Parke-Davis in the late 1950s. References Dissociative drugs NMDA receptor antagonists Fluorenes Amines
NEFA (drug)
Chemistry
67
74,011,849
https://en.wikipedia.org/wiki/Centre%20Port
Centre Port is a proposed development across The Wash in Eastern England, which would link Norfolk and Lincolnshire by road. The plan is to link Hunstanton in Norfolk, with Gibraltar Point in Lincolnshire, creating an road, with a port and a railway at the midway point. Additionally the development would be a tidal ba...
Centre Port
Engineering
1,330
67,822,906
https://en.wikipedia.org/wiki/MadamePee
madamePee is a mobile female urinal, without contact and without water supply. It is designed to be used at public events such as concerts or music festivals, but also in more durable situations such as construction sites, public gardens, etc. Context Female urination in public events is an ongoing issue (see section...
MadamePee
Biology
937
3,321,820
https://en.wikipedia.org/wiki/Actiosaurus
Actiosaurus (meaning "coast lizard") is an extinct genus of reptile first described by Henri Sauvage in 1883 from Antully bonebed, Autun (Triassic of France). The type species is A. gaudryi (commonly misspelled A. gaudrii after Boulenger). Little is known of it, and it is considered a nomen dubium. Actiosaurus was orig...
Actiosaurus
Biology
226
3,303,019
https://en.wikipedia.org/wiki/Robinson%E2%80%93Dadson%20curves
The Robinson–Dadson curves are one of many sets of equal-loudness contours for the human ear, determined experimentally by D. W. Robinson and R. S. Dadson. Until recently, it was common to see the term Fletcher–Munson used to refer to equal-loudness contours generally, even though the re-determination carried out by R...
Robinson–Dadson curves
Physics,Engineering
407
63,505,865
https://en.wikipedia.org/wiki/IBM%20Enterprise%20Systems%20Architecture
IBM Enterprise Systems Architecture is an instruction set architecture introduced by IBM as ESA/370 in 1988. It is based on the IBM System/370-XA architecture. It extended the dual-address-space mechanism introduced in later IBM System/370 models by adding a new mode in which general-purpose registers 1-15 are each a...
IBM Enterprise Systems Architecture
Technology
1,011
1,048,987
https://en.wikipedia.org/wiki/Self-incompatibility
Self-incompatibility (SI) is a general name for several genetic mechanisms that prevent self-fertilization in sexually reproducing organisms, and thus encourage outcrossing and allogamy. It is contrasted with separation of sexes among individuals (dioecy), and their various modes of spatial (herkogamy) and temporal (di...
Self-incompatibility
Biology
3,389
39,582,537
https://en.wikipedia.org/wiki/Dan%20Willard
Dan Edward Willard (September 19, 1948 – January 21, 2023) was an American computer scientist and logician, and a professor of computer science at the University at Albany. Education and career Willard did his undergraduate studies in mathematics at Stony Brook University, graduating in 1970. He went on to graduate st...
Dan Willard
Mathematics
725
9,492,012
https://en.wikipedia.org/wiki/Galanin%20receptor
The galanin receptor is a G protein-coupled receptor, or metabotropic receptor which binds galanin. Galanin receptors can be found throughout the peripheral and central nervous systems and the endocrine system. So far three subtypes are known to exist: GAL-R1, GAL-R2, and GAL-R3. The specific function of each subtype ...
Galanin receptor
Chemistry
379
71,836,696
https://en.wikipedia.org/wiki/Rurouni%20Kenshin%20%282023%20TV%20series%29
is a Japanese anime television series, based on Nobuhiro Watsuki's manga series Rurouni Kenshin. It is the second anime television series adaptation after the 1996–98 series. Animated by Liden Films, the series' first season, which was directed and storyboarded by Hideyo Yamamoto, aired from July to December 2023 on Fu...
Rurouni Kenshin (2023 TV series)
Biology
1,520
10,298,849
https://en.wikipedia.org/wiki/African%20Society%20for%20Bioinformatics%20and%20Computational%20Biology
The African Society for Bioinformatics and Computational Biology (ASBCB) is a non-profit professional association dedicated to the advancement of bioinformatics and computational biology in Africa. Transformed from the African Bioinformatics Network (ABioNET), ASBCB was established in February 2004 at a meeting in Cape...
African Society for Bioinformatics and Computational Biology
Biology
303
35,124,443
https://en.wikipedia.org/wiki/Peterson%E2%80%93Stein%20formula
In mathematics, the Peterson–Stein formula, introduced by , describes the Spanier–Whitehead dual of a secondary cohomology operation. References Theorems in algebraic topology
Peterson–Stein formula
Mathematics
35
310,802
https://en.wikipedia.org/wiki/Trompe-l%27%C5%93il
{{DISPLAYTITLE:Trompe-l'œil}} ; ; ) is an artistic term for the highly realistic optical illusion of three-dimensional space and objects on a two-dimensional surface. , which is most often associated with painting, tricks the viewer into perceiving painted objects or spaces as real. Forced perspective is a related il...
Trompe-l'œil
Physics,Technology,Engineering
2,676
4,784,103
https://en.wikipedia.org/wiki/Psilocybe%20quebecensis
Psilocybe quebecensis is a moderately active hallucinogenic mushroom in the section Aztecorum, having psilocybin and psilocin as main active compounds. Native to Quebec, it is the most northern known psilocybin mushroom after Psilocybe semilanceata in northern Scandinavia. Macroscopically this mushroom somewhat resembl...
Psilocybe quebecensis
Biology
781
75,422,675
https://en.wikipedia.org/wiki/Chiglitazar
Chiglitazar (trade name Bilessglu) is a drug for the treatment of type 2 diabetes. It is a peroxisome proliferator-activated receptor (PPAR) agonist. In China, chiglitazar is approved for glycemic control in adult patients with type 2 diabetes when used in combination with diet and exercise. References Carbazoles ...
Chiglitazar
Chemistry
104
63,008,623
https://en.wikipedia.org/wiki/Conical%20screw%20compressor
The relatively recently developed conical screw compressor is a type of rotary-screw compressor using a different topology from the typical dual-screw type. In effect it can be thought of as a conical spiral extension of a gerotor, although the exact geometry is somewhat different due to the angular offset. Because of ...
Conical screw compressor
Chemistry
274
41,103,339
https://en.wikipedia.org/wiki/Arctic%2C%20Antarctic%2C%20and%20Alpine%20Research
Arctic, Antarctic, and Alpine Research is a peer-reviewed scientific journal published by the Institute of Arctic and Alpine Research (University of Colorado Boulder). It covers research on all aspects of Arctic, Antarctic, and alpine environments, including subarctic, subantarctic, subalpine, and paleoenvironments. Ja...
Arctic, Antarctic, and Alpine Research
Environmental_science
203
12,751,285
https://en.wikipedia.org/wiki/Bootstrapping%20Server%20Function
A Bootstrapping Server Function (BSF) is an intermediary element in Cellular networks which provides application-independent functions for mutual authentication of user equipment and servers unknown to each other and for 'bootstrapping' the exchange of secret session keys afterwards. This allows the use of additional s...
Bootstrapping Server Function
Technology
528
24,009,615
https://en.wikipedia.org/wiki/Fibronectin%20type%20III%20domain
The Fibronectin type III domain is an evolutionarily conserved protein domain that is widely found in animal proteins. The fibronectin protein in which this domain was first identified contains 16 copies of this domain. The domain is about 100 amino acids long and possesses a beta sandwich structure. Of the three fibr...
Fibronectin type III domain
Biology
936
249,919
https://en.wikipedia.org/wiki/Basal%20rate
Basal rate, in biology, is the rate of continuous supply of some chemical or process. In the case of diabetes mellitus, it is a low rate of continuous insulin supply needed for such purposes as controlling cellular glucose and amino acid uptake. Together with a bolus of insulin, the basal insulin completes the total i...
Basal rate
Physics
991
18,864,203
https://en.wikipedia.org/wiki/HD%20157819
HD 157819 is the Henry Draper Catalogue designation for a star in the southern constellation of Ara. It is faintly visible to the naked eye at an apparent visual magnitude of 5.94 and is approximately distant from the Earth. The spectrum of this star fits a stellar classification of G8 II-III, indicating it is a G-typ...
HD 157819
Astronomy
132
23,974,496
https://en.wikipedia.org/wiki/C7H10N2O2S
{{DISPLAYTITLE:C7H10N2O2S}} The molecular formula C7H10N2O2S may refer to: Carbimazole, drug used to treat hyperthyroidism Mafenide, a sulfonamide-type medication used as an antibiotic
C7H10N2O2S
Chemistry
66
23,219,749
https://en.wikipedia.org/wiki/Folksonomy
Folksonomy is a classification system in which end users apply public tags to online items, typically to make those items easier for themselves or others to find later. Over time, this can give rise to a classification system based on those tags and how often they are applied or searched for, in contrast to a taxonomic...
Folksonomy
Technology
2,546
8,591,468
https://en.wikipedia.org/wiki/List%20of%20stars%20in%20Crux
This is the list of notable stars in the constellation Crux, sorted by decreasing brightness. See also List of star names in Crux List of stars by constellation Bandeira do Brasil: Sobre as estrelas (Portuguese) Notes References List Crux
List of stars in Crux
Astronomy
53
167,748
https://en.wikipedia.org/wiki/Sex%20position
A sex position is a positioning of the bodies that people use to engage in sexual intercourse or other sexual activities. Sexual acts are generally described by the positions the participants adopt in order to perform those acts. Though sexual intercourse generally involves penetration of the body of one person by anot...
Sex position
Biology
5,571
5,021,571
https://en.wikipedia.org/wiki/Aluminium%20fluoride
Aluminium fluoride is an inorganic compound with the formula . It forms hydrates . Anhydrous and its hydrates are all colorless solids. Anhydrous is used in the production of aluminium. Several occur as minerals. Occurrence and production Aside from anhydrous , several hydrates are known. With the formula , these co...
Aluminium fluoride
Chemistry
984
77,769,841
https://en.wikipedia.org/wiki/Bedoradrine
Bedoradrine (; developmental code names KUR-1246, MN-221) is a sympathomimetic and bronchodilator medication that was developed for the treatment of preterm labor, asthma, and chronic obstructive pulmonary disease (COPD) but was never marketed. It acts as an ultra-selective long-acting β2-adrenergic receptor agonist. T...
Bedoradrine
Chemistry
165
8,103,418
https://en.wikipedia.org/wiki/Beeturia
Beeturia is the passing of red or pink urine after eating beetroots or foods colored with beetroot extract or beetroot betalain pigments. The color is caused by the excretion of the betalain pigments, such as betanin. The coloring is highly variable between individuals and between different feeding occasions, and can...
Beeturia
Biology
530
33,024,085
https://en.wikipedia.org/wiki/Narnatumab
Narnatumab is a human monoclonal antibody designed for the treatment of cancer. Clinical development was abandoned after phase I trials. Narnatumab was developed by ImClone Systems. References Monoclonal antibodies Abandoned drugs
Narnatumab
Chemistry
48
39,731,430
https://en.wikipedia.org/wiki/Piotr%20Piecuch
Piotr Piecuch (born January 21, 1960) is a Polish-born American physical chemist. He holds the title of university distinguished professor in the department of chemistry at Michigan State University, East Lansing, Michigan, United States. He supervises a group, whose research focuses on theoretical and computational ch...
Piotr Piecuch
Chemistry
1,684
15,624,925
https://en.wikipedia.org/wiki/Transom%20%28architecture%29
In architecture, a transom is a transverse horizontal structural beam or bar, or a crosspiece separating a door from a window above it. This contrasts with a mullion, a vertical structural member. Transom or transom window is also the customary U.S. word used for a transom light, the window over this crosspiece. In Bri...
Transom (architecture)
Technology,Engineering
597
10,180,397
https://en.wikipedia.org/wiki/Hapke%20parameters
The Hapke parameters are a set of parameters for an empirical model that is commonly used to describe the directional reflectance properties of the airless regolith surfaces of bodies in the Solar System. The model has been developed by astronomer Bruce Hapke at the University of Pittsburgh. The parameters are: — Si...
Hapke parameters
Physics,Chemistry,Materials_science,Astronomy,Engineering
225
2,381,034
https://en.wikipedia.org/wiki/Nefazodone
Nefazodone, sold formerly under the brand names Serzone, Dutonin, and Nefadar among others, is an atypical antidepressant medication which is used in the treatment of depression and for other uses. Nefazodone is still available in the United States, but was withdrawn from other countries due to rare liver toxicity. Th...
Nefazodone
Chemistry
2,422
43,646,390
https://en.wikipedia.org/wiki/Elephant-built%20bridge
An elephant bridge, in the sense of a bridge built largely by elephants working under skilled human supervision, is a bridge whose structure consists primarily of logs, that are both carried to the site and put in place, by domesticated Indian elephants. Typically they are built in conjunction with logging operations i...
Elephant-built bridge
Engineering
224
644,797
https://en.wikipedia.org/wiki/Ricci-flat%20manifold
In the mathematical field of differential geometry, Ricci-flatness is a condition on the curvature of a Riemannian manifold. Ricci-flat manifolds are a special kind of Einstein manifold. In theoretical physics, Ricci-flat Lorentzian manifolds are of fundamental interest, as they are the solutions of Einstein's field eq...
Ricci-flat manifold
Mathematics
1,892
3,626,780
https://en.wikipedia.org/wiki/SIGCUM
SIGCUM, also known as Converter M-228, was a rotor cipher machine used to encrypt teleprinter traffic by the United States Army. Hastily designed by William Friedman and Frank Rowlett, the system was put into service in January 1943 before any rigorous analysis of its security had taken place. SIGCUM was subsequently d...
SIGCUM
Physics,Technology
1,420
23,937,637
https://en.wikipedia.org/wiki/Calvatia%20cyathiformis
Calvatia cyathiformis, or purple-spored puffball, is a large edible saprobic species of Calvatia. This terrestrial puffball has purplish or purple-brown spores, which distinguish it from other large Agaricales. It is found in North America and Australia, mostly in prairie or grassland environments. Description The fr...
Calvatia cyathiformis
Biology
515
1,265,269
https://en.wikipedia.org/wiki/Xenobiology
Xenobiology (XB) is a subfield of synthetic biology, the study of synthesizing and manipulating biological devices and systems. The name "xenobiology" derives from the Greek word xenos, which means "stranger, alien". Xenobiology is a form of biology that is not (yet) familiar to science and is not found in nature. In p...
Xenobiology
Engineering,Biology
3,301
47,770,094
https://en.wikipedia.org/wiki/All%20of%20Us%20%28initiative%29
The All of Us Research Program (previously known as the Precision Medicine Initiative Cohort Program) is a research program created in 2015 during the tenure of Barack Obama with $130 million in funding that aims to make advances in tailoring medical care to the individual. The mission of All of Us is to accelerate hea...
All of Us (initiative)
Technology,Environmental_science
992
88,340
https://en.wikipedia.org/wiki/Galvanism
Galvanism is a term invented by the late 18th-century physicist and chemist Alessandro Volta to refer to the generation of electric current by chemical action. The term also came to refer to the discoveries of its namesake, Luigi Galvani, specifically the generation of electric current within biological organisms and t...
Galvanism
Chemistry
1,267
14,878
https://en.wikipedia.org/wiki/International%20Astronomical%20Union
The International Astronomical Union (IAU; , UAI) is an international non-governmental organization (INGO) with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreach, education, and development through global cooperation. It was founded on 28 July 1919 in Brussels, Bel...
International Astronomical Union
Astronomy
1,967
20,575,238
https://en.wikipedia.org/wiki/Synthetic%20rescue
Synthetic rescue (or synthetic recovery or synthetic viability when a lethal phenotype is rescued ) refers to a genetic interaction in which a cell that is nonviable, sensitive to a specific drug, or otherwise impaired due to the presence of a genetic mutation becomes viable when the original mutation is combined with ...
Synthetic rescue
Engineering,Biology
596
5,888,617
https://en.wikipedia.org/wiki/SimGear
SimGear is a group of libraries, which provide capabilities useful for simulations, visualizations, and even games building. SimGear is a relatively new project, and while quite a bit of code has been written in conjunction with the FlightGear project, the final interface and arrangements are still evolving. All the...
SimGear
Technology
149
70,889,655
https://en.wikipedia.org/wiki/Magic%20Kombat
Magic Kombat is a 1995 Philippine sci-fi fantasy comedy film written and directed by Junn Cabreira. The film stars Smokey Manaloto and Eric Fructuoso, and centers around Mario (Manaloto) and Luigi (Fructuoso) as they are accidentally transported into a video game world and are forced to fight their way out of it. Many ...
Magic Kombat
Technology
537
1,186,676
https://en.wikipedia.org/wiki/Kaminsky%20catalyst
A Kaminsky catalyst is a catalytic system for alkene polymerization. Kaminsky catalysts are based on metallocenes of group 4 transition metals (Ti, Zr, Hf) activated with methylaluminoxane (MAO). These and other innovations have inspired development of new classes of catalysts that in turn led to commercialization of n...
Kaminsky catalyst
Chemistry,Materials_science,Engineering
404
9,206,525
https://en.wikipedia.org/wiki/Hydron%20%28chemistry%29
In chemistry, the hydron, informally called proton, is the cationic form of atomic hydrogen, represented with the symbol . The general term "hydron", endorsed by IUPAC, encompasses cations of hydrogen regardless of isotope: thus it refers collectively to protons (H) for the protium isotope, deuterons (H or D) for the d...
Hydron (chemistry)
Physics,Chemistry
1,255
36,467,007
https://en.wikipedia.org/wiki/Peziza%20domiciliana
Peziza domiciliana, commonly known as the domicile cup fungus, is a species of fungus in the genus Peziza, family Pezizaceae. Described by English mycologist Mordecai Cubitt Cooke, the fungus grows on rotten wood, drywall/plasterboard, and plaster in homes, damp cellars, and basements. It is known from Asia, Europe, No...
Peziza domiciliana
Biology
746
1,256,165
https://en.wikipedia.org/wiki/Calorie%20restriction
Calorie restriction (also known as caloric restriction or energy restriction) is a dietary regimen that reduces the energy intake from foods and beverages without incurring malnutrition. The possible effect of calorie restriction on body weight management, longevity, and aging-associated diseases has been an active are...
Calorie restriction
Chemistry,Biology
1,508
10,640,172
https://en.wikipedia.org/wiki/Line%20representations%20in%20robotics
Line representations in robotics are used for the following: They model joint axes: a revolute joint makes any connected rigid body rotate about the line of its axis; a prismatic joint makes the connected rigid body translate along its axis line. They model edges of the polyhedral objects used in many task planners ...
Line representations in robotics
Technology,Engineering
1,347
6,945,596
https://en.wikipedia.org/wiki/Tegart%27s%20Wall
Tegart's Wall was a barbed wire fence erected in May–June 1938 by British Mandatory authorities in the Upper Galilee near the northern border of the territory in order to keep militants from infiltrating from French-controlled Mandatory Lebanon and Syria to join the 1936–1939 Arab revolt in Palestine. With time the sec...
Tegart's Wall
Engineering
379
24,284,131
https://en.wikipedia.org/wiki/ExtremeXOS
ExtremeXOS is the software or the network operating system used in newer Extreme Networks network switches. It is Extreme Networks second generation operating system after the VxWorks based ExtremeWare operating system. ExtremeXOS is based on the Linux kernel and BusyBox. In July 2008 legal action was taken against E...
ExtremeXOS
Engineering
95
31,443,350
https://en.wikipedia.org/wiki/Optical%20depth%20%28astrophysics%29
Optical depth in astrophysics refers to a specific level of transparency. Optical depth and actual depth, and respectively, can vary widely depending on the absorptivity of the astrophysical environment. Indeed, is able to show the relationship between these two quantities and can lead to a greater understanding of ...
Optical depth (astrophysics)
Physics,Chemistry,Astronomy
591
6,806
https://en.wikipedia.org/wiki/Computer%20memory
Computer memory stores information, such as data and programs, for immediate use in the computer. The term memory is often synonymous with the terms RAM, main memory, or primary storage. Archaic synonyms for main memory include core (for magnetic core memory) and store. Main memory operates at a high speed compared to...
Computer memory
Engineering
3,018
66,977,007
https://en.wikipedia.org/wiki/Balt%20%28company%29
Balt is a medical equipment manufacturer specializing in medical devices designed to treat stroke and other neurovascular diseases. History Balt was established in 1977 in France as a small family business by Leopold Płowiecki. His son, Nicolas, oversaw the company's growth until 2018. In 2015, Bridgepoint Advisers ...
Balt (company)
Biology
294
62,023,864
https://en.wikipedia.org/wiki/Riverbank%20Publications
The Riverbank Publications is a series of pamphlets written by the people who worked for millionaire George Fabyan in the multi-discipline research facility he built in the early 20th century near Chicago. They were published by Fabyan, often without author credit. The publications on cryptanalysis, mostly written by W...
Riverbank Publications
Technology
393
5,317,576
https://en.wikipedia.org/wiki/9-Crown-3
9-Crown-3, also called 1,4,7-trioxonane or 1,4,7-trioxacyclononane is a crown ether with the formula (C2H4O)3. A colorless liquid, it is obtained in low yield by the acid-catalyzed oligomerization of ethylene oxide. In contrast to larger crown ethers (12-crown-4, and 18-crown-6), 9-crown-3 has elicited very little ...
9-Crown-3
Chemistry
137
503,581
https://en.wikipedia.org/wiki/Sex%20ratio
A sex ratio is the ratio of males to females in a population. As explained by Fisher's principle, for evolutionary reasons this is typically about 1:1 in species which reproduce sexually. However, many species deviate from an even sex ratio, either periodically or permanently. These include parthenogenic and androgenet...
Sex ratio
Biology
1,838
17,871,500
https://en.wikipedia.org/wiki/Damascone
Damascones are a series of closely related chemical compounds that are components of a variety of essential oils. The damascones belong to a family of chemicals known as rose ketones, which also includes damascenones and ionones. beta-Damascone is a contributor to the aroma of roses, despite its relatively low concen...
Damascone
Biology
117
595,896
https://en.wikipedia.org/wiki/Chowla%E2%80%93Mordell%20theorem
In mathematics, the Chowla–Mordell theorem is a result in number theory determining cases where a Gauss sum is the square root of a prime number, multiplied by a root of unity. It was proved and published independently by Sarvadaman Chowla and Louis Mordell, around 1951. In detail, if is a prime number, a nontrivial...
Chowla–Mordell theorem
Mathematics
217
64,799,736
https://en.wikipedia.org/wiki/Wendy%20Lee%20Queen
Wendy Lee Queen (born 1981 in South Carolina) is an American chemist and material scientist. Her research interest focus on development design and production of hybrid organic/inorganic materials at the intersection of chemistry, chemical engineering and material sciences. As of 2020 she is a tenure-track assistant pr...
Wendy Lee Queen
Materials_science,Technology
583
2,222,206
https://en.wikipedia.org/wiki/K%E1%B9%9Bttik%C4%81
The star cluster Sanskrit: कृत्तिका, pronounced , popularly transliterated Krittika), sometimes known as Kārtikā, corresponds to the open star cluster called Pleiades in western astronomy; it is one of the clusters which makes up the constellation Taurus. In Indian astronomy and (Hindu astrology) the name literally t...
Kṛttikā
Astronomy
273
174,431
https://en.wikipedia.org/wiki/Fiberglass
Fiberglass (American English) or fibreglass (Commonwealth English) is a common type of fiber-reinforced plastic using glass fiber. The fibers may be randomly arranged, flattened into a sheet called a chopped strand mat, or woven into glass cloth. The plastic matrix may be a thermoset polymer matrix—most often based on ...
Fiberglass
Physics,Chemistry,Materials_science
5,371
32,591
https://en.wikipedia.org/wiki/Vegetarianism
Vegetarianism is the practice of abstaining from the consumption of meat (red meat, poultry, seafood, insects, and the flesh of any other animal). It may also include abstaining from eating all by-products of animal slaughter. A person who practices vegetarianism is known as a vegetarian. Vegetarianism may be adopted ...
Vegetarianism
Biology
11,975
41,443,085
https://en.wikipedia.org/wiki/External%20image
In psychology, the external image (also alien image, foreign image, public image, third-party image; ) is the image other people have of a person, i.e., a person's external image is the way they are viewed by other people. It contrasts with a person's self image (); how the external image is communicated to a person ma...
External image
Biology
451
1,048,389
https://en.wikipedia.org/wiki/Pirbright%20Institute
The Pirbright Institute (formerly the Institute for Animal Health) is a research institute in Surrey, England, dedicated to the study of infectious diseases of farm animals. It forms part of the UK government's Biotechnology and Biological Sciences Research Council (BBSRC). The institute employs scientists, vets, PhD s...
Pirbright Institute
Engineering,Biology
906
930,016
https://en.wikipedia.org/wiki/Ascidiacea
Ascidiacea, commonly known as the ascidians or sea squirts, is a paraphyletic class in the subphylum Tunicata of sac-like marine invertebrate filter feeders. Ascidians are characterized by a tough outer test or "tunic" made of the polysaccharide cellulose. Ascidians are found all over the world, usually in shallow wat...
Ascidiacea
Biology
5,524
8,651
https://en.wikipedia.org/wiki/Dark%20matter
In astronomy, dark matter is an invisible and hypothetical form of matter that does not interact with light or other electromagnetic radiation. Dark matter is implied by gravitational effects which cannot be explained by general relativity unless more matter is present than can be observed. Such effects occur in the co...
Dark matter
Physics,Astronomy
9,000
17,604,172
https://en.wikipedia.org/wiki/Tecticornia%20arbuscula
Tecticornia arbuscula, the shrubby glasswort or scrubby samphire, is a species of plant in the family Amaranthaceae, native to Australia. It is a shrub that grows to 2 metres in height, with a spreading habit. It has succulent swollen branchlets with small leaf lobes. The species occurs on shorelines in coastal or es...
Tecticornia arbuscula
Chemistry
265
64,523,032
https://en.wikipedia.org/wiki/Muneeb%20Ali
Muneeb Ali is a Pakistani-American computer scientist and internet entrepreneur. He is a co-founder of Stacks, an open-source smart contract platform for Bitcoin. He is known for the regulatory framework that resulted in the first SEC-qualified offering for a crypto asset and for his doctoral dissertation which formed ...
Muneeb Ali
Technology
262
25,509,720
https://en.wikipedia.org/wiki/Piperic%20acid
Piperic acid is a chemical often obtained by the base-hydrolysis of the alkaloid piperine from black pepper, followed by acidification of the corresponding salt. Piperic acid is an intermediate in the synthesis of other compounds such as piperonal, and as-such may be used to produce fragrances, perfumes flavorants and ...
Piperic acid
Chemistry
329
27,856,340
https://en.wikipedia.org/wiki/ISO%207200
ISO 7200, titled Technical product documentation - Data fields in title blocks and document headers, is an international technical standard defined by ISO which describes title block formats to be used in technical drawings. Revisions ISO 7200:1984 ISO 7200:2004 Other ISO standard related to technical drawing IS...
ISO 7200
Engineering
94
50,697,538
https://en.wikipedia.org/wiki/Calonarius%20verrucisporus
Calonarius verrucisporus is a species of mushroom producing fungus in the family Cortinariaceae. Taxonomy It was described as new to science in 1969 by the mycologists Harry Delbert Thiers and Alexander H. Smith who classified it as Cortinarius verrucisporus. In 2022 the species was transferred from Cortinarius and ...
Calonarius verrucisporus
Biology
309
33,919,913
https://en.wikipedia.org/wiki/Verbal%20aggression
Verbal aggressiveness in communication has been studied to examine the underlying message of how the aggressive communicator gains control over different things that occur, through the usage of verbal aggressiveness. Scholars have identified that individuals who express verbal aggressiveness have the goal of controllin...
Verbal aggression
Biology
2,646
66,944,870
https://en.wikipedia.org/wiki/Fascaplysin
Fascaplysin is a marine alkaloid based on 12H-pyrido[1–2-a:3,4-b′]diindole ring system. It was first isolated as a red pigment from the marine sponge Fascaplysinopsis reticulata that was collected in the South Pacific near Fiji in 1988. Fascaplysin possesses a broad range of in vitro biological activities including a...
Fascaplysin
Chemistry
201
168,393
https://en.wikipedia.org/wiki/Polystyrene
Polystyrene (PS) is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene. Polystyrene can be solid or foamed. General-purpose polystyrene is clear, hard, and brittle. It is an inexpensive resin per unit weight. It is a poor barrier to air and water vapor and has a relatively low melting point. Po...
Polystyrene
Chemistry
8,076
7,854,648
https://en.wikipedia.org/wiki/Black%20cocaine
Black cocaine () is a mixture of regular cocaine base or cocaine hydrochloride with various other substances. These other substances are added to camouflage the typical appearance (pigments and dyes, e.g. charcoal), to interfere with color-based drug tests (mixing thiocyanates and iron salts or cobalt salts forms de...
Black cocaine
Chemistry
366
66,990,938
https://en.wikipedia.org/wiki/List%20of%20parties%20to%20weapons%20of%20mass%20destruction%20treaties
The list of parties to weapons of mass destruction treaties encompasses the states which have signed and ratified, succeeded, or acceded to any of the major multilateral treaties prohibiting or restricting weapons of mass destruction (WMD), in particular nuclear, biological, or chemical weapons. Overview List of stat...
List of parties to weapons of mass destruction treaties
Chemistry,Biology
232
15,820,232
https://en.wikipedia.org/wiki/Common%20Arrangement%20of%20Work%20Sections
Common Arrangement of Work Sections (CAWS), first published in 1987, is a construction industry working convention in the UK. It was designed to promote standardisation of, and detailed coordination between, bills of quantities and specifications. It is part of an industry-wide initiative to produce coordinated project...
Common Arrangement of Work Sections
Engineering
296
961,677
https://en.wikipedia.org/wiki/Krytron
The krytron is a cold-cathode gas-filled tube intended for use as a very high-speed switch, somewhat similar to the thyratron. It consists of a sealed glass tube with four electrodes. A small triggering pulse on the grid electrode switches the tube on, allowing a large current to flow between the cathode and anode elec...
Krytron
Physics
2,468
28,615
https://en.wikipedia.org/wiki/Sequencing
In genetics and biochemistry, sequencing means to determine the primary structure (sometimes incorrectly called the primary sequence) of an unbranched biopolymer. Sequencing results in a symbolic linear depiction known as a sequence which succinctly summarizes much of the atomic-level structure of the sequenced molecu...
Sequencing
Chemistry,Biology
2,197
1,158,068
https://en.wikipedia.org/wiki/Mayer%20f-function
The Mayer f-function is an auxiliary function that often appears in the series expansion of thermodynamic quantities related to classical many-particle systems. It is named after chemist and physicist Joseph Edward Mayer. Definition Consider a system of classical particles interacting through a pair-wise potential wh...
Mayer f-function
Mathematics
141