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 |
|---|---|---|---|---|---|
4,559,334 | https://en.wikipedia.org/wiki/Worldwide%20Youth%20in%20Science%20and%20Engineering | The Worldwide Youth in Science and Engineering (WYSE) is a program run by the Grainger College of Engineering at the University of Illinois at Urbana-Champaign that offers STEM programs to pre-college students, including summer programs and mentorships, as well as the Academic Challenge, a high school academic competit... | Worldwide Youth in Science and Engineering | Technology | 1,022 |
78,071,340 | https://en.wikipedia.org/wiki/Reinhard%20Diestel | Reinhard Diestel (born 1959) is a German mathematician specializing in graph theory, including the interplay among graph minors, matroid theory, tree decomposition, and infinite graphs. He holds the chair of discrete mathematics at the University of Hamburg.
Education and career
Diestel has a Ph.D. from the University... | Reinhard Diestel | Mathematics | 306 |
50,338,185 | https://en.wikipedia.org/wiki/Electro-Dynamic%20Light%20Company | The Electro-Dynamic Light Company of New York was a lighting and electrical distribution company organized in 1878. The company held the patents for the first practical incandescent electric lamp and electrical distribution system of incandescent electric lighting. They also held a patent for an electric meter to measu... | Electro-Dynamic Light Company | Engineering | 1,952 |
1,889,610 | https://en.wikipedia.org/wiki/TRON%20%28encoding%29 | TRON Code is a multi-byte character encoding used in the TRON project. It is similar to Unicode but does not use Unicode's Han unification process: each character from each CJK character set is encoded separately, including archaic and historical equivalents of modern characters. This means that Chinese, Japanese, and ... | TRON (encoding) | Technology | 1,076 |
66,617,145 | https://en.wikipedia.org/wiki/Geometrical%20Product%20Specification%20and%20Verification | Geometrical Product Specification and Verification (GPS&V) is a set of ISO standards developed by ISO Technical Committee 213. The aim of those standards is to develop a common language to specify macro geometry (size, form, orientation, location) and micro-geometry (surface texture) of products or parts of products s... | Geometrical Product Specification and Verification | Physics,Mathematics | 6,454 |
23,400,395 | https://en.wikipedia.org/wiki/Microbial%20electrolysis%20cell | A microbial electrolysis cell (MEC) is a technology related to Microbial fuel cells (MFC). Whilst MFCs produce an electric current from the microbial decomposition of organic compounds, MECs partially reverse the process to generate hydrogen or methane from organic material by applying an electric current. The electric... | Microbial electrolysis cell | Physics,Engineering,Biology | 926 |
22,497,638 | https://en.wikipedia.org/wiki/Double%20bond%20rule | In chemistry, the double bond rule states that elements with a principal quantum number (n) greater than 2 for their valence electrons (period 3 elements and higher) tend not to form multiple bonds (e.g. double bonds and triple bonds). Double bonds for these heavier elements, when they exist, are often weak due to poor... | Double bond rule | Physics,Chemistry,Materials_science | 289 |
9,550,090 | https://en.wikipedia.org/wiki/Globoside | Globosides (also known as globo-series glycosphingolipids) are a sub-class of the lipid class glycosphingolipid with three to nine sugar molecules as the side chain (or R group) of ceramide. The sugars are usually a combination of N-acetylgalactosamine, D-glucose or D-galactose. One characteristic of globosides is that... | Globoside | Chemistry | 635 |
41,184,901 | https://en.wikipedia.org/wiki/Garfield%20Thomas%20Water%20Tunnel | The Garfield Thomas Water Tunnel is one of the U.S. Navy's principal experimental hydrodynamic research facilities and is operated by the Penn State Applied Research Laboratory. The facility was completed and entered operation in 1949. The facility is named after Lieutenant W. Garfield Thomas Jr., a Penn State journali... | Garfield Thomas Water Tunnel | Physics | 947 |
12,115,249 | https://en.wikipedia.org/wiki/Avco-Lycoming%20AGT1500 | The Avco-Lycoming AGT1500 is a gas turbine engine. It is the main powerplant of the M1 Abrams series of tanks. The engine was originally designed and produced by the Lycoming Turbine Engine Division in the Stratford Army Engine Plant. In 1995, production was moved to the Anniston Army Depot in Anniston, Alabama, after ... | Avco-Lycoming AGT1500 | Technology | 503 |
3,950,489 | https://en.wikipedia.org/wiki/Diode%20modelling | In electronics, diode modelling refers to the mathematical models used to approximate the actual behaviour of real diodes to enable calculations and circuit analysis. A diode's I-V curve is nonlinear.
A very accurate, but complicated, physical model composes the I-V curve from three exponentials with a slightly differ... | Diode modelling | Physics | 2,589 |
47,634,311 | https://en.wikipedia.org/wiki/Balliol-Trinity%20Laboratories | The Balliol-Trinity Laboratories in Oxford, England, was an early chemistry laboratory at the University of Oxford.
The laboratory was located between Balliol College and Trinity College, hence the name. It was especially known for physical chemistry.
Chemistry was first recognized as a separate discipline at Oxford U... | Balliol-Trinity Laboratories | Physics,Chemistry | 280 |
1,011,848 | https://en.wikipedia.org/wiki/Fixed-point%20theorem | In mathematics, a fixed-point theorem is a result saying that a function F will have at least one fixed point (a point x for which F(x) = x), under some conditions on F that can be stated in general terms.
In mathematical analysis
The Banach fixed-point theorem (1922) gives a general criterion guaranteeing that, if i... | Fixed-point theorem | Mathematics | 1,231 |
7,712,632 | https://en.wikipedia.org/wiki/Renix | Renix (Renix Electronique) was a joint venture by Renault and Bendix that designed and manufactured automobile electronic ignitions, fuel injection systems, electronic automatic transmission controls, and various engine sensors. Major applications included various Renault and Volvo vehicles. The name became synonymous ... | Renix | Technology | 1,956 |
36,929,890 | https://en.wikipedia.org/wiki/Autism-friendly | Autism-friendly means being aware of social engagement and environmental factors affecting Autistic people, with modifications to communication methods and physical space to better suit individuals' unique and special needs.
Overview
Autistic Individuals take in information from their senses as do allistic (non-auti... | Autism-friendly | Engineering | 3,860 |
1,251,985 | https://en.wikipedia.org/wiki/Planar%20process | The planar process is a manufacturing process used in the semiconductor industry to build individual components of a transistor, and in turn, connect those transistors together. It is the primary process by which silicon integrated circuit chips are built, and it is the most commonly used method of producing junctions ... | Planar process | Materials_science,Mathematics | 958 |
359,238 | https://en.wikipedia.org/wiki/Prescription%20drug | A prescription drug (also prescription medication, prescription medicine or prescription-only medication) is a pharmaceutical drug that is permitted to be dispensed only to those with a medical prescription. In contrast, over-the-counter drugs can be obtained without a prescription. The reason for this difference in su... | Prescription drug | Chemistry | 3,139 |
1,928,503 | https://en.wikipedia.org/wiki/Ernst%20Gehrcke | Ernst J. L. Gehrcke (1 July 1878 in Berlin – 25 January 1960 in Hohen-Neuendorf) was a German experimental physicist. He was director of the optical department at the Reich Physical and Technical Institute. Concurrently, he was a professor at the University of Berlin. He developed the Lummer–Gehrcke method in interfero... | Ernst Gehrcke | Physics | 2,238 |
35,568,276 | https://en.wikipedia.org/wiki/LocationSmart | LocationSmart, originally called TechnoCom Location Platform, is a location-as-a-service (LaaS) company based in Carlsbad, California, that provides location APIs to enterprises and operates a secure, cloud-based and privacy-protected platform. In February 2015, it acquired a competitor, Locaid.
LocationSmart provides... | LocationSmart | Technology | 538 |
22,264,758 | https://en.wikipedia.org/wiki/List%20of%20Compact%20Disc%20and%20DVD%20copy%20protection%20schemes | This is a list of notable CD and DVD copy protection schemes.
For other medias, see List of Copy Protection Schemes.
Commercial CD protection schemes
CD-Cops
Requires the user to enter CD-code (or reads embedded CD-code) that describes geometry of CD to correctly locate data on the disc.
SafeDisc (versions 1–5)
... | List of Compact Disc and DVD copy protection schemes | Technology | 1,183 |
2,273,245 | https://en.wikipedia.org/wiki/Pittsburgh%20toilet | A Pittsburgh toilet, or Pittsburgh potty, is a basement toilet configuration commonly found in the area of Pittsburgh in the United States. It consists of an ordinary flush toilet with no surrounding walls. Most of these toilets are paired with a crude basement shower apparatus and large sink, which often doubles as a ... | Pittsburgh toilet | Biology | 232 |
11,444,659 | https://en.wikipedia.org/wiki/Fumarylacetoacetic%20acid | Fumarylacetoacetic acid (fumarylacetoacetate) is an intermediate in the metabolism of tyrosine. It is formed through the conversion of maleylacetoacetate into fumarylacetoacetate by the enzyme maleylacetoacetate isomerase.
See also
Fumarylacetoacetate hydrolase
References
Dicarboxylic acids
Beta-keto acids
Enones | Fumarylacetoacetic acid | Chemistry,Biology | 89 |
55,480,763 | https://en.wikipedia.org/wiki/NGC%204474 | NGC 4474 is an edge-on lenticular galaxy located about 50 million light-years away in the constellation Coma Berenices. NGC 4474 was discovered by astronomer William Herschel on April 8, 1784. It is a member of the Virgo Cluster.
See also
List of NGC objects (4001–5000)
References
External links
Lenticular galaxie... | NGC 4474 | Astronomy | 94 |
1,156,511 | https://en.wikipedia.org/wiki/Phthalocyanine | Phthalocyanine () is a large, aromatic, macrocyclic, organic compound with the formula and is of theoretical or specialized interest in chemical dyes and photoelectricity.
It is composed of four isoindole units linked by a ring of nitrogen atoms. = has a two-dimensional geometry and a ring system consisting of 18 π... | Phthalocyanine | Chemistry | 1,342 |
34,317,728 | https://en.wikipedia.org/wiki/Houtermans%20Award | The Houtermans Award is given annually by the European Association of Geochemistry for outstanding contributions to geochemistry made by scientists under 35 years old or within 6 years of their PhD award. The award is named after Fritz Houtermans and consists of an engraved medal and an honorarium of 1000 Euros. The F.... | Houtermans Award | Chemistry,Technology | 123 |
7,768,976 | https://en.wikipedia.org/wiki/List%20of%20sailboat%20designers%20and%20manufacturers | This is a list of notable sailboat designers and manufacturers, which are described by an article in English Wikipedia. Sailboat design and manufacturing is done by a number of companies and groups.
Notable designers
Sailboat designer articles in Wikipedia:
Alan Payne
Ben Lexcen
Bill Langan
Bill Lapworth
Bill Lee
Bi... | List of sailboat designers and manufacturers | Engineering | 770 |
37,688,059 | https://en.wikipedia.org/wiki/NFPA%201670 | NFPA 1670 (Standard on Operations and Training for Technical Search and Rescue Incidents) is a standard published by the National Fire Protection Association. The standard identifies and establishes levels of functional capability for conducting operations at technical search and rescue incidents while minimizing threa... | NFPA 1670 | Engineering | 84 |
26,937,492 | https://en.wikipedia.org/wiki/Barbigerone | Barbigerone is one of a few pyranoisoflavones among several groups of isoflavones. It was first isolated from the seed of a leguminous plant Tephrosia barbigera; hence the name "barbigerone". Members of the genus Millettia are now known to be rich in barbigerone, including M. dielsiena, M. ferruginea, M. usaramensis, a... | Barbigerone | Chemistry | 228 |
18,477,013 | https://en.wikipedia.org/wiki/Efaproxiral | Efaproxiral (INN) is an analogue of bezafibrate [a lipid-lowering agent], developed for the treatment of depression, traumatic brain injury, ischemia, stroke, myocardial infarction, diabetes, hypoxia, sickle cell disease, hypercholesterolemia and as a radio sensitiser.
The chemical is a derivative of propanoic acid. O... | Efaproxiral | Chemistry | 376 |
35,892,029 | https://en.wikipedia.org/wiki/Zimmert%20set | In mathematics, a Zimmert set is a set of positive integers associated with the structure of quotients of hyperbolic three-space by a Bianchi group.
Definition
Fix an integer d and let D be the discriminant of the imaginary quadratic field Q(√-d). The Zimmert set Z(d) is the set of positive integers n such that 4n2 <... | Zimmert set | Mathematics | 340 |
26,613,365 | https://en.wikipedia.org/wiki/Scalos | Scalos is a desktop replacement for the original Amiga Workbench GUI, based on a subset of APIs and its own front-end window manager of the same name. Scalos is NOT an AmigaOS replacement, although its name suggests otherwise. Its goal is to emulate the real Workbench behaviour, plus integrating additional functionalit... | Scalos | Technology | 842 |
24,363,565 | https://en.wikipedia.org/wiki/TCP%20fusion | TCP Fusion is a feature for providing TCP loopback and is implemented in the Transmission Control Protocol (TCP) stack within Oracle' Solaris-10 and Solaris-11 operating systems as well as a number of software projects based on the open source codebase from the OpenSolaris project. The idea is trivial in that a client... | TCP fusion | Technology | 252 |
497,380 | https://en.wikipedia.org/wiki/Chosen%20people | Throughout history, various groups of people have considered themselves to be the chosen people of a deity, for a particular purpose. The phenomenon of "chosen people" is well known among the Israelites and Jews, where the term () originally referred to the Israelites as being selected by Yahweh to worship only him and... | Chosen people | Biology | 1,695 |
13,108,226 | https://en.wikipedia.org/wiki/Radio%20occultation | Radio occultation (RO) is a remote sensing technique used for measuring the physical properties of a planetary atmosphere or ring system. Satellites carrying onboard GNSS-Radio occultation instruments include CHAMP, GRACE and GRACE-FO, MetOp and the recently launched COSMIC-2.
Atmospheric radio occultation
Atmospheric... | Radio occultation | Astronomy | 688 |
17,850,439 | https://en.wikipedia.org/wiki/Erythravine | Erythravine is a tetrahydroisoquinoline alkaloid found in the plant Erythrina mulungu and other species of the genus Erythrina.
Biological activity
Some laboratory research has investigated the biological activity of erythravine, but the relevance to effects in humans is unknown.
Nicotinic acetylcholine receptor
I... | Erythravine | Chemistry | 294 |
939,170 | https://en.wikipedia.org/wiki/Messier%202 | Messier 2 or M2 (also designated NGC 7089) is a globular cluster in the constellation Aquarius, five degrees north of the star Beta Aquarii. It was discovered by Jean-Dominique Maraldi in 1746, and is one of the largest known globular clusters.
Discovery and Visibility
M2 was discovered by the French astronomer Jean-D... | Messier 2 | Astronomy | 759 |
1,564,205 | https://en.wikipedia.org/wiki/Real-time%20computer%20graphics | Real-time computer graphics or real-time rendering is the sub-field of computer graphics focused on producing and analyzing images in real time. The term can refer to anything from rendering an application's graphical user interface (GUI) to real-time image analysis, but is most often used in reference to interactive 3... | Real-time computer graphics | Technology | 1,777 |
20,345,231 | https://en.wikipedia.org/wiki/BioEthanol%20for%20Sustainable%20Transport | BioEthanol for Sustainable Transport (BEST) was a four-year project financially supported by the European Union for promoting the introduction and market penetration of bioethanol as a vehicle fuel, and the introduction and wider use of flexible-fuel vehicles and ethanol-powered vehicles on the world market. The projec... | BioEthanol for Sustainable Transport | Physics,Chemistry | 1,608 |
10,989,910 | https://en.wikipedia.org/wiki/3rd%20Space%20Vest | The ForceWear Vest is a haptic suit that was unveiled at the Game Developers Conference in San Francisco in March 2007. The vest was mentioned in several articles about next-generation gaming accessories. The vest was released in November 2007, and reviews of the product have been generally favorable.
The vest uses ei... | 3rd Space Vest | Technology | 328 |
39,913,402 | https://en.wikipedia.org/wiki/Pydlpoly | Pydlpoly is a molecular dynamics simulation package which is a modified version of DL-POLY with a Python language interface. Pydlpoly is written by Rochus Schmid in Ruhr University Bochum, Germany.
Molecular dynamics software | Pydlpoly | Chemistry | 54 |
6,046,005 | https://en.wikipedia.org/wiki/Erd%C5%91s%E2%80%93Kac%20theorem | In number theory, the Erdős–Kac theorem, named after Paul Erdős and Mark Kac, and also known as the fundamental theorem of probabilistic number theory, states that if ω(n) is the number of distinct prime factors of n, then, loosely speaking, the probability distribution of
is the standard normal distribution. ( is ... | Erdős–Kac theorem | Mathematics | 640 |
77,209,781 | https://en.wikipedia.org/wiki/SBS%200953%2B549 | SBSS 0953+549 also known as SBS 0953+549 and QSO J0957+5440, is a quasar located in the constellation of Ursa Major. With a redshift of 2.58, the object is located 10.8 billion light-years away from Earth. It is a broad absorption-line quasar (BAL QSO) according to Sloan Digital Sky Survey. It was first studied in the ... | SBS 0953+549 | Astronomy | 185 |
59,839,734 | https://en.wikipedia.org/wiki/FSR%201758 | FSR 1758 (also known as the Sequoia Cluster) is a large and bright but heavily obscured globular cluster belonging to the Milky Way galaxy. It is located at a distance of about 11.5 kpc from the Sun and about 3.7 kpc from the center of the galaxy. As FSR 1758 lies behind the galactic bulge, it is heavily obscured by th... | FSR 1758 | Astronomy | 349 |
154,738 | https://en.wikipedia.org/wiki/Hydrogen%20sulfide | Hydrogen sulfide is a chemical compound with the formula . It is a colorless chalcogen-hydride gas, and is poisonous, corrosive, and flammable, with trace amounts in ambient atmosphere having a characteristic foul odor of rotten eggs. Swedish chemist Carl Wilhelm Scheele is credited with having discovered the chemical... | Hydrogen sulfide | Physics,Chemistry | 6,213 |
652,248 | https://en.wikipedia.org/wiki/Bogdanov%20affair | The Bogdanov affair was an academic dispute over the legitimacy of the doctoral degrees obtained by French twins Igor and Grichka Bogdanov (usually spelled Bogdanoff in French language publications) and a series of theoretical physics papers written by them in order to obtain degrees. The papers were published in reput... | Bogdanov affair | Physics | 8,134 |
1,393,026 | https://en.wikipedia.org/wiki/Flanimals | Flanimals is a book series written by comedian Ricky Gervais and illustrated by Rob Steen. It depicts an assortment of seemingly useless or inadequate fictional animals and their behaviour.
The cover Flanimal is the Grundit. The book is published by Faber and Faber, which has also published the sequels More Flanimals,... | Flanimals | Biology | 1,300 |
42,831,222 | https://en.wikipedia.org/wiki/Environmentally%20extended%20input%E2%80%93output%20analysis | Environmentally extended input–output analysis (EEIOA) is used in environmental accounting as a tool which reflects production and consumption structures within one or several economies. As such, it is becoming an important addition to material flow accounting.
Introduction
In recognition of the increasing importance ... | Environmentally extended input–output analysis | Environmental_science | 2,312 |
46,692,161 | https://en.wikipedia.org/wiki/Fecundity%20selection | Fecundity selection, also known as fertility selection, is the fitness advantage resulting from selection on traits that increases the number of offspring (i.e. fecundity). Charles Darwin formulated the theory of fecundity selection between 1871 and 1874 to explain the widespread evolution of female-biased sexual size ... | Fecundity selection | Biology | 1,599 |
20,090,151 | https://en.wikipedia.org/wiki/HD%2048265%20b | HD 48265 b is an extrasolar planet located approximately 293 light-years away in the constellation of Puppis, orbiting the 8th magnitude G-type main sequence star HD 48265. It has a minimum mass of 1.47 times that of Jupiter. Because its inclination is not known, its true mass is not known. It orbits at a distance of 1... | HD 48265 b | Astronomy | 181 |
47,158,945 | https://en.wikipedia.org/wiki/Alain%20Berton | Alain-Edgard Berton (1912–1979) was a French chemical engineer who specialized in toxicology and in the analysis of air components in industrial environments. In the late 1950s he invented the "Osmopile", a measuring device, dubbed "the first artificial nose," which initiated, through the use of highly sensitive galvan... | Alain Berton | Chemistry | 978 |
51,759,087 | https://en.wikipedia.org/wiki/HD%20117939 | HD 117939 is a Sun-like star in the southern constellation of Centaurus. With an apparent visual magnitude of 7.29 it is too faint to be viewed with the naked eye, but is within the range of binoculars or a small telescope. It is located at a distance of 98.5 light years from the Sun based on parallax measurements, and... | HD 117939 | Astronomy | 356 |
13,111,519 | https://en.wikipedia.org/wiki/Cargo%20scanning | Cargo scanning or non-intrusive inspection (NII) refers to non-destructive methods of inspecting and identifying goods in transportation systems. It is often used for scanning of intermodal freight shipping containers. In the US, it is spearheaded by the Department of Homeland Security and its Container Security Initia... | Cargo scanning | Physics,Chemistry | 1,324 |
25,193,533 | https://en.wikipedia.org/wiki/Pyriprole | Pyriprole, sold under the brand name Prac-tic, is a veterinary medication used for dogs against external parasites such as fleas and ticks.
Pyriprole is a phenylpyrazole derivative similar to fipronil. Although introduced (in the 2000s) and under patent protection it is a "classic" insecticide. It is only approved in ... | Pyriprole | Chemistry | 413 |
47,546,141 | https://en.wikipedia.org/wiki/Suaeda%20pulvinata | Suaeda pulvinata is an endemic seepweed from Mexico. It lives in the shores of Lake Texcoco and Lake Totolcingo. It lives underwater as an aquatic plant for half of the year and on dry land as a terrestrial plant for the other half due to the changing levels of the lakes that it inhabits. It is a perennial flat herb wi... | Suaeda pulvinata | Chemistry | 311 |
12,268,846 | https://en.wikipedia.org/wiki/First%20Databank | First Databank (FDB) is a major provider of drug and medical device databases that help inform healthcare professionals to make decisions. FDB partners with information system developers to deliver useful medication- and medical device-related information to clinicians, business associates, and patients. FDB is part of... | First Databank | Chemistry,Biology | 1,511 |
75,281,541 | https://en.wikipedia.org/wiki/Anusha%20Shah | Anusha Shah is an Indian-born civil engineer. Elected the 159th President of the Institution of Civil Engineers, she became the third woman and first person of colour to hold the position, taking office in November 2023.
Early life and education
Shah grew up in Kashmir. She studied civil engineering at Jamia Millia I... | Anusha Shah | Engineering | 681 |
2,543,416 | https://en.wikipedia.org/wiki/Infusion%20pump | An infusion pump infuses fluids, medication or nutrients into a patient's circulatory system. It is generally used intravenously, although subcutaneous, arterial and epidural infusions are occasionally used.
Infusion pumps can administer fluids in ways that would be impractically expensive or unreliable if performed m... | Infusion pump | Chemistry | 2,102 |
8,524 | https://en.wikipedia.org/wiki/Deuterium | Deuterium (hydrogen-2, symbol H or D, also known as heavy hydrogen) is one of two stable isotopes of hydrogen; the other is protium, or hydrogen-1, H. The deuterium nucleus (deuteron) contains one proton and one neutron, whereas the far more common H has no neutrons. Deuterium has a natural abundance in Earth's oceans ... | Deuterium | Physics,Chemistry | 8,627 |
41,868 | https://en.wikipedia.org/wiki/Wideband%20modem | In telecommunications, the term wideband modem has the following meanings:
A modem whose modulated output signal can have an essential frequency spectrum that is broader than that which can be wholly contained within, and faithfully transmitted through, a voice channel with a nominal 4 kHz bandwidth.
A modem whose ... | Wideband modem | Technology,Engineering | 80 |
21,581,762 | https://en.wikipedia.org/wiki/Herbert%20Van%20de%20Sompel | Herbert Van de Sompel is a Belgian librarian, computer scientist, and musician, most known for his role in the development of the Open Archives Initiative (OAI) and standards such as OpenURL, Object Reuse and Exchange, and the OAI Protocol for Metadata Harvesting.
Career
Van de Sompel was born March 20, 1957, in Ghent... | Herbert Van de Sompel | Technology | 522 |
11,406,931 | https://en.wikipedia.org/wiki/Umbrella%20species | Umbrella species are species selected for making conservation-related decisions, typically because protecting these species indirectly protects the many other species that make up the ecological community of its habitat (the umbrella effect). Species conservation can be subjective because it is hard to determine the st... | Umbrella species | Biology | 913 |
72,057,432 | https://en.wikipedia.org/wiki/Ancient%20Apocalypse | Ancient Apocalypse is a Netflix series, where the British writer Graham Hancock presents his pseudoarchaeological theory that there was an advanced civilization during the last ice age and that it was destroyed as a result of meteor impacts around 12,000 years ago. He argues that the survivors passed on their knowledge... | Ancient Apocalypse | Biology | 1,444 |
8,504,422 | https://en.wikipedia.org/wiki/CFD-ACE%2B | CFD-ACE+ is a commercial computational fluid dynamics solver developed by Applied Materials. It solves the conservation equations of mass, momentum, energy, chemical species and other scalar transport equations using the finite volume method. These equations enable coupled simulations of fluid, thermal, chemical, biolo... | CFD-ACE+ | Physics | 640 |
50,793,047 | https://en.wikipedia.org/wiki/Hexestrol%20dipropionate | Hexestrol dipropionate (brand name Hexanoestrol, Retalon Oleosum), or hexestrol dipropanoate, is a synthetic, nonsteroidal estrogen of the stilbestrol group related to diethylstilbestrol. It is an ester of hexestrol, and has been known since at least 1931. The drug has been used in the past to inhibit lactation in wome... | Hexestrol dipropionate | Chemistry | 141 |
59,129,360 | https://en.wikipedia.org/wiki/Beilinson%E2%80%93Bernstein%20localization | In mathematics, especially in representation theory and algebraic geometry, the Beilinson–Bernstein localization theorem relates D-modules on flag varieties G/B to representations of the Lie algebra attached to a reductive group G. It was introduced by .
Extensions of this theorem include the case of partial flag var... | Beilinson–Bernstein localization | Mathematics | 564 |
61,325 | https://en.wikipedia.org/wiki/Wilhelm%20R%C3%B6ntgen | Wilhelm Conrad Röntgen (; ; anglicized as Roentgen; 27 March 184510 February 1923) was a German physicist, who, on 8 November 1895, produced and detected electromagnetic radiation in a wavelength range known as X-rays or Röntgen rays, an achievement that earned him the inaugural Nobel Prize in Physics in 1901. In honou... | Wilhelm Röntgen | Physics | 2,561 |
59,739,220 | https://en.wikipedia.org/wiki/Society%20for%20Ecological%20Restoration | The Society for Ecological Restoration (SER) is a conservation organization based in the United States, supporting a "global community of restoration professionals that includes researchers, practitioners, decision-makers, and community leaders". The organization was founded in 1988. The mission of the organization is ... | Society for Ecological Restoration | Chemistry,Engineering | 161 |
13,096,524 | https://en.wikipedia.org/wiki/Guano | Guano (Spanish from ) is the accumulated excrement of seabirds or bats. Guano is a highly effective fertilizer due to the high content of nitrogen, phosphate, and potassium, all key nutrients essential for plant growth. Guano was also, to a lesser extent, sought for the production of gunpowder and other explosive mater... | Guano | Chemistry,Biology | 5,564 |
19,104,225 | https://en.wikipedia.org/wiki/Mond%20gas | Mond gas is a cheap coal gas that was used for industrial heating purposes. Coal gases are made by decomposing coal through heating it to a high temperature. Coal gases were the primary source of gas fuel during the 1940s and 1950s until the adoption of natural gas. They were used for lighting, heating, and cooking, ty... | Mond gas | Chemistry | 746 |
39,071,852 | https://en.wikipedia.org/wiki/Geometry%20of%20binary%20search%20trees | In computer science, one approach to the dynamic optimality problem on online algorithms for binary search trees involves reformulating the problem geometrically, in terms of augmenting a set of points in the plane with as few additional points as possible to avoid rectangles with only two points on their boundary.
Ac... | Geometry of binary search trees | Mathematics | 1,383 |
751,117 | https://en.wikipedia.org/wiki/Charles%20Jean%20de%20la%20Vall%C3%A9e%20Poussin | Charles-Jean Étienne Gustave Nicolas, baron de la Vallée Poussin (; 14 August 1866 – 2 March 1962) was a Belgian mathematician. He is best known for proving the prime number theorem.
The King of Belgium ennobled him with the title of baron.
Biography
De la Vallée Poussin was born in Leuven, Belgium. He studied mathem... | Charles Jean de la Vallée Poussin | Mathematics | 1,401 |
45,249,739 | https://en.wikipedia.org/wiki/Miniature%20mass%20spectrometer | A miniature mass spectrometer (MMS) is a type of mass spectrometer (MS) which has small size and weight and can be understood as a portable or handheld device. What it means to be portable and a set of criteria by which portable and miniature mass spectrometers can be assessed have been discussed in detail. Current lab... | Miniature mass spectrometer | Physics,Chemistry | 3,521 |
66,516,395 | https://en.wikipedia.org/wiki/Herdecovirus | Herdecovirus is a subgenus of viruses in the genus Deltacoronavirus, consisting of a single species, Night heron coronavirus HKU19.
References
Virus subgenera
Deltacoronaviruses | Herdecovirus | Biology | 43 |
15,417,747 | https://en.wikipedia.org/wiki/SPZ1 | Spermatogenic leucine zipper protein 1 is a protein that in humans is encoded by the SPZ1 gene.
References
Further reading | SPZ1 | Chemistry | 29 |
2,845,520 | https://en.wikipedia.org/wiki/Square%20planar%20molecular%20geometry | In chemistry, the square planar molecular geometry describes the stereochemistry (spatial arrangement of atoms) that is adopted by certain chemical compounds. As the name suggests, molecules of this geometry have their atoms positioned at the corners.
Examples
Numerous compounds adopt this geometry, examples being esp... | Square planar molecular geometry | Physics,Chemistry | 617 |
11,464,110 | https://en.wikipedia.org/wiki/Secondary%20measure | In mathematics, the secondary measure associated with a measure of positive density ρ when there is one, is a measure of positive density μ, turning the secondary polynomials associated with the orthogonal polynomials for ρ into an orthogonal system.
Introduction
Under certain assumptions, it is possible to obtain the... | Secondary measure | Physics,Mathematics | 1,981 |
63,083,999 | https://en.wikipedia.org/wiki/C9H20O2 | {{DISPLAYTITLE:C9H20O2}}
The molecular formula C9H20O2 may refer to:
Dibutoxymethane
1,9-Nonanediol | C9H20O2 | Chemistry | 43 |
37,339,852 | https://en.wikipedia.org/wiki/Haemophilus%20virus%20HP2 | Haemophilus virus HP2 is a virus of the family Myoviridae, genus Hpunavirus.
References
Myoviridae | Haemophilus virus HP2 | Biology | 31 |
323,413 | https://en.wikipedia.org/wiki/Alpenglow | Alpenglow (from ; ) is an optical phenomenon that appears as a horizontal reddish glow near the horizon opposite to the Sun when the solar disk is just below the horizon.
Description
Strictly speaking, alpenglow refers to indirect sunlight reflected or diffracted by the atmosphere after sunset or before sunrise. This... | Alpenglow | Physics | 324 |
36,443,194 | https://en.wikipedia.org/wiki/Clavulina%20dicymbetorum | Clavulina dicymbetorum is a species of coral fungus in the family Clavulinaceae. Described as new to science in 2005, it occurs in Guyana.
References
External links
Fungi described in 2005
Fungi of Guyana
dicymbetorum
Fungus species | Clavulina dicymbetorum | Biology | 55 |
28,185,807 | https://en.wikipedia.org/wiki/ECryptfs |
eCryptfs (enterprise cryptographic filesystem) is a package of disk encryption software for Linux. Its implementation is a POSIX-compliant filesystem-level encryption layer, aiming to offer functionality similar to that of GnuPG at the operating system level, and has been part of the Linux kernel since version 2.6.19... | ECryptfs | Mathematics | 338 |
165,450 | https://en.wikipedia.org/wiki/Phytophthora%20infestans | Phytophthora infestans is an oomycete or water mold, a fungus-like microorganism that causes the serious potato and tomato disease known as late blight or potato blight. Early blight, caused by Alternaria solani, is also often called "potato blight". Late blight was a major culprit in the 1840s European, the 1845–1852 ... | Phytophthora infestans | Biology,Environmental_science | 5,388 |
32,337,981 | https://en.wikipedia.org/wiki/United%20States%20v.%20Jones%20%282012%29 | United States v. Jones, 565 U.S. 400 (2012), was a landmark United States Supreme Court case in which the court held that installing a Global Positioning System (GPS) tracking device on a vehicle and using the device to monitor the vehicle's movements constitutes a search under the Fourth Amendment.
In 2004, Antoine J... | United States v. Jones (2012) | Technology,Engineering | 3,201 |
75,400,586 | https://en.wikipedia.org/wiki/NGC%201537 | NGC 1537 is an elliptical galaxy located around 64 million light-years away in the constellation Eridanus. NGC 1537 is south of the celestial equator and it was discovered by John Herschel in 1835. NGC 1537 is not know to have much star-formation, and it is not known to have an active galactic nucleus.
See also
NGC... | NGC 1537 | Astronomy | 142 |
184,534 | https://en.wikipedia.org/wiki/Danny%20Carey | Daniel Edwin Carey (born May 10, 1961) is an American musician and songwriter who is the drummer for the progressive metal band Tool. He has also contributed to albums by artists such as Zaum, Green Jellö, Pigface, Skinny Puppy, Adrian Belew, Carole King, Collide, Meat Puppets, Lusk, and the Melvins.
He was ranked amo... | Danny Carey | Engineering | 1,860 |
58,830,187 | https://en.wikipedia.org/wiki/Amanita%20gayana | Amanita gayana or Gay's death cap is a species of Amanita from Chile.
References
External links
gayana
Fungus species | Amanita gayana | Biology | 30 |
927,051 | https://en.wikipedia.org/wiki/RYB%20color%20model | RYB (an abbreviation of red–yellow–blue) is a subtractive color model used in art and applied design in which red, yellow, and blue pigments are considered primary colors. Under traditional color theory, this set of primary colors was advocated by Moses Harris, Michel Eugène Chevreul, Johannes Itten and Josef Albers, a... | RYB color model | Mathematics | 1,780 |
319,342 | https://en.wikipedia.org/wiki/Microfilament | Microfilaments, also called actin filaments, are protein filaments in the cytoplasm of eukaryotic cells that form part of the cytoskeleton. They are primarily composed of polymers of actin, but are modified by and interact with numerous other proteins in the cell. Microfilaments are usually about 7 nm in diameter and m... | Microfilament | Biology | 3,238 |
51,325,500 | https://en.wikipedia.org/wiki/Ethyltoluene | Ethyltoluene describes organic compounds with the formula . Three isomers exist: 1,2- 1,3-, and 1,4-. All are colorless liquids, immiscible in water, with similar boiling points. They are classified are aromatic hydrocarbons. The ring bears two substituents: a methyl group and an ethyl group.
Production and reactio... | Ethyltoluene | Chemistry | 174 |
19,215,515 | https://en.wikipedia.org/wiki/Institute%20of%20Transport%20Economics | The Institute of Transport Economics (Transportøkonomisk institutt –TØI) is a national, Norwegian institution for multidisciplinary transport research. Its mission is to develop and disseminate transportation knowledge of scientific quality and practical application. The Institute is an independent, non-profit research... | Institute of Transport Economics | Engineering | 186 |
73,518,016 | https://en.wikipedia.org/wiki/List%20of%20North%20American%20pieced%20quilt%20patterns | Patchwork quilts are made with patterns, many of which are common designs in North America.
Anvil
Basket
Bear Paw
Brick Work
Churn Dash
Corn and Beans
Dogwood and Sunflower
Double Wedding Ring
Dove in the Window
Dresden Plate
Drunkard's Path
Eight-Pointed Star
Four Patch
Hen and Chickens
God's Eye
Grand... | List of North American pieced quilt patterns | Engineering | 115 |
25,975,488 | https://en.wikipedia.org/wiki/Course%20of%20Theoretical%20Physics | The Course of Theoretical Physics is a ten-volume series of books covering theoretical physics that was initiated by Lev Landau and written in collaboration with his student Evgeny Lifshitz starting in the late 1930s.
It is said that Landau composed much of the series in his head while in an NKVD prison in 1938–1939. ... | Course of Theoretical Physics | Physics | 959 |
3,656,500 | https://en.wikipedia.org/wiki/Hyaloclastite | Hyaloclastite is a volcanoclastic accumulation or breccia consisting of glass (from the Greek hyalus) fragments (clasts) formed by quench fragmentation of lava flow surfaces during submarine or subglacial extrusion. It occurs as thin margins on the lava flow surfaces and between pillow lavas as well as in thicker depos... | Hyaloclastite | Materials_science | 420 |
3,062,721 | https://en.wikipedia.org/wiki/Neuroinformatics | Neuroinformatics is the emergent field that combines informatics and neuroscience. Neuroinformatics is related with neuroscience data and information processing by artificial neural networks. There are three main directions where neuroinformatics has to be applied:
the development of computational models of the nervou... | Neuroinformatics | Technology,Engineering,Biology | 5,194 |
12,308,593 | https://en.wikipedia.org/wiki/Big%20Bang%20Observer | The Big Bang Observer (BBO) is a proposed successor to the Laser Interferometer Space Antenna (LISA) by the European Space Agency. The primary scientific goal is the observation of gravitational waves from the time shortly after the Big Bang, but it would also be able to detect younger sources of gravitational radiatio... | Big Bang Observer | Astronomy | 413 |
45,562,261 | https://en.wikipedia.org/wiki/Digital%20labor | Digital labor or digital labour represents an emergent form of labor characterized by the production of value through interaction with information and communication technologies such as digital platforms or artificial intelligence. Examples of digital labor include on-demand platforms, micro-working, and user-generated... | Digital labor | Technology | 2,779 |
1,280,478 | https://en.wikipedia.org/wiki/Schrader%20valve | The Schrader valve (also called American valve) is a type of pneumatic tire valve used on virtually every motor vehicle in the world today. The Schrader company, for which it was named, was founded in 1844 by August Schrader. The original Schrader valve design was invented in 1891, and patented in the United States in ... | Schrader valve | Technology | 1,240 |
24,666,773 | https://en.wikipedia.org/wiki/FlowJo | FlowJo is a software package for analyzing flow cytometry data. Files produced by modern flow cytometers are written in the Flow Cytometry Standard format with an .fcs file extension. FlowJo will import and analyze cytometry data regardless of which flow cytometer is used to collect the data.
Operation
In FlowJo, samp... | FlowJo | Chemistry,Biology | 350 |
23,295,054 | https://en.wikipedia.org/wiki/Lodoxamide | Lodoxamide is an antiallergic pharmaceutical drug. It is marketed under the tradename Alomide in the UK. Like cromoglicic acid it acts as a mast cell stabilizer. In 2014 lodoxamide and bufrolin were found to be potent agonists at the G protein-coupled receptor 35, an orphan receptor believed to play a role in inflammat... | Lodoxamide | Chemistry | 145 |
16,011,006 | https://en.wikipedia.org/wiki/Worst-case%20circuit%20analysis | Worst-case circuit analysis (WCCA or WCA) is a cost-effective means of screening a design to ensure with a high degree of confidence that potential defects and deficiencies are identified and eliminated prior to and during test, production, and delivery.
It is a quantitative assessment of the equipment performance, ac... | Worst-case circuit analysis | Engineering | 976 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.