id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
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|---|---|---|---|---|---|
47,565,724 | https://en.wikipedia.org/wiki/Seiffert%27s%20spiral | Seiffert's spherical spiral is a curve on a sphere made by moving on the sphere with constant speed and angular velocity with respect to a fixed diameter. If the selected diameter is the line from the north pole to the south pole, then the requirement of constant angular velocity means that the longitude of the moving... | Seiffert's spiral | Mathematics | 131 |
57,130,045 | https://en.wikipedia.org/wiki/Skeletocutis%20kuehneri | Skeletocutis kuehneri is a species of poroid crust fungus in the family Polyporaceae. It was described as new to science by Alix David in 1982. The holotype was collected in France, where it was found growing on pine. It has been recorded from Norway, Finland, and Sweden, although it is rare in the Nordic countries. Th... | Skeletocutis kuehneri | Biology | 124 |
3,607,610 | https://en.wikipedia.org/wiki/Recoil%20buffer | A recoil buffer is a factory-installed or aftermarket component of firearms which serves to reduce the velocity and/or cushion the impact of recoiling parts of a firearm.
Design
The simplest form of recoil buffer is made from a resilient and deformable material (leather, rubber, polymer e.g. a rubber butt pad on a sho... | Recoil buffer | Technology | 613 |
61,314,883 | https://en.wikipedia.org/wiki/Centre%20for%20Digital%20Built%20Britain | The Centre for Digital Built Britain (CDBB) was a partnership between the University of Cambridge and UK's Department for Business, Energy and Industry Strategy. The CDBB was established in 2017 to support the transformation of the UK built environment using digital technologies to better design, build, maintain and in... | Centre for Digital Built Britain | Engineering | 699 |
2,138,501 | https://en.wikipedia.org/wiki/Ultra-high-molecular-weight%20polyethylene | Ultra-high-molecular-weight polyethylene (UHMWPE, UHMW) is a subset of the thermoplastic polyethylene. Also known as high-modulus polyethylene (HMPE), it has extremely long chains, with a molecular mass usually between 3.5 and 7.5 million amu. The longer chain serves to transfer load more effectively to the polymer bac... | Ultra-high-molecular-weight polyethylene | Physics,Chemistry | 4,297 |
49,335,555 | https://en.wikipedia.org/wiki/Cheshire%20Brine%20Subsidence%20Compensation%20Board | The Cheshire Brine Subsidence Compensation Board was created by the Cheshire Brine Pumping (Compensation for Subsidence) Act 1952 (15 & 16 Geo. 6 & 1 Eliz. 2. c. xlii).
It pays compensation caused by any subsidence damage in Cheshire attributable to the practice of brine pumping.
See also
Salt in Cheshire
Reference... | Cheshire Brine Subsidence Compensation Board | Chemistry | 88 |
23,374,329 | https://en.wikipedia.org/wiki/ChemBioChem | ChemBioChem is a peer-reviewed scientific journal covering chemical biology, synthetic biology, and bio-nanotechnology and published by Wiley-VCH on behalf of Chemistry Europe. The journal publishes communications, full papers, reviews, minireviews, highlights, concepts, book reviews, and conference reports. Viewpoints... | ChemBioChem | Chemistry | 158 |
5,609,640 | https://en.wikipedia.org/wiki/Grammatical%20evolution | Grammatical evolution (GE) is a genetic programming (GP) technique (or approach) from evolutionary computation pioneered by Conor Ryan, JJ Collins and Michael O'Neill in 1998 at the BDS Group in the University of Limerick.
As in any other GP approach, the objective is to find an executable program, program fragment, o... | Grammatical evolution | Biology | 1,176 |
9,598 | https://en.wikipedia.org/wiki/Electronvolt | In physics, an electronvolt (symbol eV), also written electron-volt and electron volt, is the measure of an amount of kinetic energy gained by a single electron accelerating through an electric potential difference of one volt in vacuum. When used as a unit of energy, the numerical value of 1 eV in joules (symbol J) is... | Electronvolt | Physics,Chemistry,Mathematics | 1,515 |
1,701,055 | https://en.wikipedia.org/wiki/Sol%E2%80%93gel%20process | In materials science, the sol–gel process is a method for producing solid materials from small molecules. The method is used for the fabrication of metal oxides, especially the oxides of silicon (Si) and titanium (Ti). The process involves conversion of monomers in solution into a colloidal solution (sol) that acts as ... | Sol–gel process | Physics,Chemistry,Materials_science,Mathematics,Engineering | 3,800 |
23,717,469 | https://en.wikipedia.org/wiki/C10H10O2 | {{DISPLAYTITLE:C10H10O2}}
The molecular formula C10H10O2 (molar mass : 162.18 g/mol) may refer to:
Benzoylacetone
Isosafrole, 3,4-methylenedioxyphenyl-1-propene
4-Methoxycinnamaldehyde
Methyl cinnamate
Safrole, 3,4-methylenedioxyphenyl-2-propene
4,5-Dihydro-1-benzoxepin-3(2H)-one, a watermelon flavorant | C10H10O2 | Chemistry | 130 |
320,033 | https://en.wikipedia.org/wiki/Habitat%20conservation | Habitat conservation is a management practice that seeks to conserve, protect and restore habitats and prevent species extinction, fragmentation or reduction in range. It is a priority of many groups that cannot be easily characterized in terms of any one ideology.
History of the conservation movement
For much of hum... | Habitat conservation | Biology | 3,624 |
7,632,450 | https://en.wikipedia.org/wiki/P-matrix | In mathematics, a -matrix is a complex square matrix with every principal minor is positive. A closely related class is that of -matrices, which are the closure of the class of -matrices, with every principal minor 0.
Spectra of -matrices
By a theorem of Kellogg, the eigenvalues of - and - matrices are bounded away... | P-matrix | Mathematics | 422 |
16,748,549 | https://en.wikipedia.org/wiki/Catawba%20Valley%20Pottery | Catawba Valley Pottery describes alkaline glazed stoneware made in the Catawba River Valley of Western North Carolina from the early 19th century, as well as certain contemporary pottery made in the region utilizing traditional methods and forms.
The earliest Catawba Valley pottery was earthenware made by the Catawba ... | Catawba Valley Pottery | Chemistry,Engineering | 880 |
5,100,891 | https://en.wikipedia.org/wiki/Abyss%20%28religion%29 | In the Bible, the abyss is an unfathomably deep or boundless place. The term comes from the Greek word abyssos (), meaning "bottomless, unfathomable, boundless". It is used as both an adjective and a noun. It appears in the Septuagint, which is the earliest Greek translation of the Hebrew Bible, and in the New Testamen... | Abyss (religion) | Astronomy | 569 |
58,085,116 | https://en.wikipedia.org/wiki/NGC%203883 | NGC 3883 is a large low surface brightness spiral galaxy located about 330 million light-years away in the constellation Leo. NGC 3883 has a prominent bulge but does not host an AGN. The galaxy also has flocculent spiral arms in its disk. It was discovered by astronomer William Herschel on April 13, 1785 and is a memb... | NGC 3883 | Astronomy | 325 |
33,166,382 | https://en.wikipedia.org/wiki/Eosacantha | Eosacantha is an extinct genus of tortoise beetle in the family Chrysomelidae and containing a single species Eosacantha delocranioides. The species is known only from the Middle Eocene Parachute Member, part of the Green River Formation, in the Piceance Creek Basin, Garfield County, northwestern Colorado, USA.
Histor... | Eosacantha | Biology | 571 |
5,979,468 | https://en.wikipedia.org/wiki/E.B.%20Wilson%20Medal | The E.B. Wilson Medal is the American Society for Cell Biology's highest honor for science and is presented at the Annual Meeting of the Society for significant and far-reaching contributions to cell biology over the course of a career. It is named after Edmund Beecher Wilson.
Medalists
Source : ASCB
See also
Lis... | E.B. Wilson Medal | Technology | 86 |
23,538,408 | https://en.wikipedia.org/wiki/Palomar%2014 | Palomar 14 is a globular cluster located in the constellation Hercules. It is a member of the Palomar Globular Clusters group. Palomar 14 was discovered in 1958 by Sidney van den Bergh and Halton Arp during inspection of the photographic plates from the Palomar Sky Survey.
This is a round, diffuse cluster located in th... | Palomar 14 | Astronomy | 263 |
4,457,742 | https://en.wikipedia.org/wiki/Axel%20Firsoff | Valdemar Axel Firsoff FRAS was known principally as an amateur astronomer. He was born on 29 January 1912 in Bila Tserkva, Russian Empire, and died on 19 November 1981. He lived in Lochearnhead, Scotland, before moving to Somerset, England, where he settled in Glastonbury.
Biography
Axel Firsoff held an MA degree in ... | Axel Firsoff | Astronomy | 766 |
33,561,630 | https://en.wikipedia.org/wiki/Cystodermella%20elegans | Cystodermella elegans is a fungus species in the genus Cystodermella. It was described in 1927 in Congo.
References
External links
Agaricaceae
Fungi described in 1927
Fungus species | Cystodermella elegans | Biology | 44 |
74,538,625 | https://en.wikipedia.org/wiki/Jean-Loup%20Delcroix | Jean-Loup Delcroix (1924–2003) was a French physicist, specializing in the physics of gases and plasmas.
Biography
Jean-Loup Delcroix received secondary education at Lycée Janson-de-Sailly in Paris and Lycée Champollion in Grenoble. He matriculated in 1944 at ENS Paris and graduated there in 1948 with outstanding ran... | Jean-Loup Delcroix | Physics | 768 |
50,143,193 | https://en.wikipedia.org/wiki/Badlock | Badlock () is a security bug disclosed on April 12, 2016 affecting the Security Account Manager (SAM) and Local Security Authority (Domain Policy) (LSAD) remote protocols supported by Windows and Samba servers.
Both SAM and LSAD are layered onto the DCE 1.1 Remote Procedure Call (DCE/RPC) protocol. As implemented in S... | Badlock | Technology | 129 |
19,763,060 | https://en.wikipedia.org/wiki/Slater%E2%80%93Condon%20rules | Within computational chemistry, the Slater–Condon rules express integrals of one- and two-body operators over wavefunctions constructed as Slater determinants of orthonormal orbitals in terms of the individual orbitals. In doing so, the original integrals involving N-electron wavefunctions are reduced to sums over inte... | Slater–Condon rules | Physics,Chemistry | 604 |
367,896 | https://en.wikipedia.org/wiki/List%20of%20biomolecules | This is a list of articles that describe particular biomolecules or types of biomolecules.
A
For substances with an A- or α- prefix such as
α-amylase, please see the parent page (in this case Amylase).
A23187 (Calcimycin, Calcium Ionophore)
Abamectine
Abietic acid
Acetic acid
Acetylcholine
Actin
Actinomycin... | List of biomolecules | Chemistry,Biology | 2,581 |
49,449,732 | https://en.wikipedia.org/wiki/PROTO%20%28fusion%20reactor%29 | PROTO is a proposed nuclear fusion reactor to be implemented after 2050, a successor to the ITER and DEMO projects. It is part of the European Commission long-term strategy for research of fusion energy. PROTO would act as a prototype power station, taking in any technology refinements from earlier projects, and demons... | PROTO (fusion reactor) | Physics | 96 |
8,095 | https://en.wikipedia.org/wiki/Donald%20Knuth | Donald Ervin Knuth ( ; born January 10, 1938) is an American computer scientist and mathematician. He is a professor emeritus at Stanford University. He is the 1974 recipient of the ACM Turing Award, informally considered the Nobel Prize of computer science. Knuth has been called the "father of the analysis of algorith... | Donald Knuth | Mathematics | 4,654 |
1,781,678 | https://en.wikipedia.org/wiki/Cocktail%20party%20effect | The cocktail party effect refers to a phenomenon wherein the brain focuses a person's attention on a particular stimulus, usually auditory. This focus excludes a range of other stimuli from conscious awareness, as when a partygoer follows a single conversation in a noisy room. This ability is widely distributed among h... | Cocktail party effect | Physics | 3,627 |
50,414,321 | https://en.wikipedia.org/wiki/U%20Monocerotis | U Monocerotis (U Mon) is a pulsating variable star and spectroscopic binary in the constellation Monoceros. The primary star is an RV Tauri variable, a cool luminous post-AGB star evolving into a white dwarf.
History
U Mon was reported to be variable in 1918 by the renown German astronomer Ernst Hartwig. It was then ... | U Monocerotis | Astronomy | 924 |
47,222,588 | https://en.wikipedia.org/wiki/Molecular%20vapor%20deposition | Molecular vapor deposition is the gas-phase reaction between surface reactive chemicals and an appropriately receptive surface.
Often bi-functional silanes are used in which one termination of the molecule is reactive. For example, a functional chlorosilane (R-Si-Cl3) can react with surface hydroxyl groups (-OH) resul... | Molecular vapor deposition | Chemistry,Materials_science,Mathematics | 219 |
11,740,016 | https://en.wikipedia.org/wiki/HD%202039 | HD 2039 is a yellow dwarf or yellow subgiant star in the constellation Phoenix. The star is not visible to the naked eye, and lies 280 light years away from the Sun. HD 2039 is a relatively stable star, and an exoplanet at least three times the mass of the planet Jupiter has been discovered in its orbit; this exoplanet... | HD 2039 | Astronomy | 539 |
37,227,345 | https://en.wikipedia.org/wiki/10%20Lacertae | 10 Lacertae (10 Lac) is a star in the constellation Lacerta. With an apparent magnitude of 4.9, it is located around distant in the small Lacerta OB1 association. It is a hot blue main-sequence star of spectral type O9V, a massive star that is currently fusing its core hydrogen. It is a suspected Beta Cephei variable... | 10 Lacertae | Astronomy | 215 |
39,491,428 | https://en.wikipedia.org/wiki/International%20Highrise%20Award | The International Highrise Award () is an international award in architectural design. The award is bestowed to "a structure that combines exemplary sustainability, external shape and internal spatial quality, not to mention social aspects, to create a model design."
Initiated in 2003 by the City of Frankfurt, German... | International Highrise Award | Engineering | 259 |
50,408 | https://en.wikipedia.org/wiki/Computer%20engineering | Computer engineering (CoE or CpE) is a branch of electrical engineering that integrates several fields of electrical engineering, electronics engineering and computer science required to develop computer hardware and software. Computer engineering is referred to as Electrical and Computer engineering OR Computer Scienc... | Computer engineering | Technology,Engineering | 2,856 |
23,572,924 | https://en.wikipedia.org/wiki/C10H12N2O5 | {{DISPLAYTITLE:C10H12N2O5}}
The molecular formula C10H12N2O5 (molar mass: 240.21 g/mol, exact mass: 240.0746 u) may refer to:
Dinoseb, an herbicide also known as 6-sec-butyl-2,4-dinitrophenol
Dinoterb, an herbicide | C10H12N2O5 | Chemistry | 88 |
4,254,743 | https://en.wikipedia.org/wiki/Chorography | Chorography (from χῶρος khōros, "place" and γράφειν graphein, "to write") is the art of describing or mapping a region or district, and by extension such a description or map. This term derives from the writings of the ancient geographer Pomponius Mela and Ptolemy, where it meant the geographical description of region... | Chorography | Engineering | 1,172 |
38,882,738 | https://en.wikipedia.org/wiki/Malga%C3%A7%20Raid | The Malgaç Raid, was a raid conducted by Yörük Ali Efe and his men on 16 June 1919. The target of the raid was the Malgaç railway bridge, which was used by the Greeks to transport military equipment to Nazilli and beyond. It was one of the first organized civil resistance attacks against the invading Greek forces in we... | Malgaç Raid | Technology | 548 |
1,131,652 | https://en.wikipedia.org/wiki/No%20pain%2C%20no%20gain | No pain, no gain (or "No gain without pain") is a proverb, used since the 1980s as an exercise motto that promises greater value rewards for the price of hard and even painful work. Under this conception competitive professionals, such as athletes and artists, are required to endure pain (physical suffering) and stress... | No pain, no gain | Biology | 745 |
51,085,842 | https://en.wikipedia.org/wiki/HD%20164595 | HD 164595 is a wide binary star system in the northern constellation of Hercules. The primary component of this pair hosts an orbiting exoplanet. The system is located at a distance of 92 light years from the Sun based on parallax measurements, and is drifting further away with a radial velocity of 2.0 km/s. Although i... | HD 164595 | Astronomy | 911 |
39,564,606 | https://en.wikipedia.org/wiki/Sophorolipid | A sophorolipid is a surface-active glycolipid compound that can be synthesized by a selected number of non-pathogenic yeast species. They are potential bio-surfactants due to their biodegradability and low eco-toxicity.
Structure and properties
Sophorolipids are glycolipids consisting of a hydrophobic fatty acid tail ... | Sophorolipid | Chemistry | 974 |
53,299,610 | https://en.wikipedia.org/wiki/Tommy%20Gate | Tommy Gate is an American brand of hydraulic liftgate, or tail lift, manufactured by Woodbine Manufacturing Company. The company was formed in 1965 by Delbert "Bus" Brown and its production facility is located in Woodbine, Iowa.
History
Prior to founding Woodbine Manufacturing Company, Delbert Brown manufactured farmi... | Tommy Gate | Physics,Chemistry,Engineering | 319 |
151,925 | https://en.wikipedia.org/wiki/Del | Del, or nabla, is an operator used in mathematics (particularly in vector calculus) as a vector differential operator, usually represented by the nabla symbol ∇. When applied to a function defined on a one-dimensional domain, it denotes the standard derivative of the function as defined in calculus. When applied to a f... | Del | Mathematics | 1,781 |
18,953,543 | https://en.wikipedia.org/wiki/Tabby%20concrete | Tabby is a type of concrete made by burning oyster shells to create lime, then mixing it with water, sand, ash and broken oyster shells. Tabby was used by early Spanish settlers in present-day Florida, then by British colonists primarily in coastal South Carolina and Georgia. It is a man-made analogue of coquina, a nat... | Tabby concrete | Physics,Engineering | 1,289 |
1,821,365 | https://en.wikipedia.org/wiki/Charles%20Parsons%20%28philosopher%29 | Charles Dacre Parsons (April 13, 1933 – April 19, 2024) was an American philosopher best known for his work in the philosophy of mathematics and the study of the philosophy of Immanuel Kant. He was professor emeritus at Harvard University. In a 2014 review of one of his books, Stewart Shapiro and Teresa Kouri said of P... | Charles Parsons (philosopher) | Mathematics | 618 |
20,963,719 | https://en.wikipedia.org/wiki/Metrication%20in%20Chile | Chile adopted the metric system in 1848. Previously, the Spanish system of measures was used.
Since colonization, Chile had always used a unit system based on the Spanish customary units. In 1843, a law was passed formalizing it, and defining its fundamental unit, the vara, as a fraction of a metre.
Later, during the... | Metrication in Chile | Mathematics | 317 |
66,411,817 | https://en.wikipedia.org/wiki/Thomas%20Ashburton%20Picken | Thomas Ashburton Picken (c. 1818 – 23 January 1891), known professionally as T. Picken, was a Scottish-born watercolourist, engraver and lithographer working in England between around 1834 and 1875. He worked for the printing firm Day and Haghe (later Day & Son) for many years, and first came to notice for his lithogra... | Thomas Ashburton Picken | Engineering | 2,702 |
1,648,875 | https://en.wikipedia.org/wiki/Wilkinson%20power%20divider | In the field of microwave engineering and circuit design, the Wilkinson Power Divider is a specific class of power divider circuit that can achieve isolation between the output ports while maintaining a matched condition on all ports. The Wilkinson design can also be used as a power combiner because it is made up of p... | Wilkinson power divider | Engineering | 556 |
35,901,550 | https://en.wikipedia.org/wiki/Design%20Management%20Europe%20Award | The Design Management Europe Award (DME) is a European Design management prize. The DME Award aims to promote the strategic use of design within European businesses. It awards the management and successful implementation of design in their processes and strategies to achieve their business goals. The DME Network consis... | Design Management Europe Award | Technology,Engineering | 783 |
41,094 | https://en.wikipedia.org/wiki/Electromagnetic%20environment | In telecommunications, the term electromagnetic environment (EME) has the following meanings:
For a telecommunications system, the spatial distribution of electromagnetic fields surrounding a given site. The electromagnetic environment may be expressed in terms of the spatial and temporal distribution of electric fiel... | Electromagnetic environment | Physics,Engineering | 182 |
5,172,282 | https://en.wikipedia.org/wiki/G%20Centauri | G Centauri is a single star in the southern constellation of Centaurus. It is visible to the naked eye as a faint, blue-white hued star with an apparent visual magnitude of +4.82. This object is located approximately 450 light years from the Sun, based on parallax. It is a member of the Lower Centaurus–Crux group of th... | G Centauri | Astronomy | 283 |
6,648,322 | https://en.wikipedia.org/wiki/Flexible%20display | A flexible display or rollable display is an electronic visual display which is flexible in nature, as opposed to the traditional flat screen displays used in most electronic devices. In recent years there has been a growing interest from numerous consumer electronics manufacturers to apply this display technology in e... | Flexible display | Materials_science,Mathematics,Engineering | 3,728 |
47,953,116 | https://en.wikipedia.org/wiki/RAET1G | Retinoic acid early transcript 1G (RAET1G) is a cell surface glycoprotein encoded by RAET1G gene located on chromosome 6. RAET1G is related to MHC class I molecules, but its gene maps outside the MHC locus. RAET1G is composed of an external α1α2 domain, a transmembrane segment, and C-terminal cytoplasmic tail. RAET1E f... | RAET1G | Chemistry | 117 |
1,197,808 | https://en.wikipedia.org/wiki/Sleep-learning | Sleep-learning or sleep-teaching (also known as hypnopædia or hypnopedia) is an attempt to convey information to a sleeping person, typically by playing a sound recording to them while they sleep. Although sleep is considered an important period for memory consolidation, scientific research has concluded that sleep-le... | Sleep-learning | Biology | 1,622 |
8,963,881 | https://en.wikipedia.org/wiki/The%20Hitchhiker%27s%20Guide%20to%20the%20Galaxy%20%28fictional%29 | The Hitchhiker's Guide to the Galaxy is a fictional electronic guide book in the multimedia scifi/comedy series of the same name by Douglas Adams. The Guide serves as "the standard repository for all knowledge and wisdom" for many members of the series' galaxy-spanning civilization. Entries from the guidebook are used ... | The Hitchhiker's Guide to the Galaxy (fictional) | Technology | 2,615 |
216,159 | https://en.wikipedia.org/wiki/Chemical%20waste | Chemical waste is any excess, unused, or unwanted chemical. Chemical waste may be classified as hazardous waste, non-hazardous waste, universal waste, or household hazardous waste, each of which is regulated separately by national governments and the United Nations. Hazardous waste is material that displays one or more... | Chemical waste | Physics,Chemistry,Environmental_science | 1,480 |
33,842,805 | https://en.wikipedia.org/wiki/Sampling%20%28medicine%29 | In medicine, sampling is gathering of matter from the body to aid in the process of a medical diagnosis and/or evaluation of an indication for treatment, further medical tests or other procedures. In this sense, the sample is the gathered matter, and the sampling tool or sampler is the person or material to collect the... | Sampling (medicine) | Biology | 916 |
26,092,568 | https://en.wikipedia.org/wiki/Plan%20Calcul | Plan Calcul was a French governmental program to promote a national or European computer industry and associated research and education activities.
History
The plan was approved in July 1966 by President Charles de Gaulle, in the aftermath of two key events that made his government worry about French dependence on the... | Plan Calcul | Technology | 802 |
4,538,295 | https://en.wikipedia.org/wiki/Australian%20Synchrotron | The Australian Synchrotron is a 3 GeV national synchrotron radiation facility located in Clayton, in the south-eastern suburbs of Melbourne, Victoria. The facility opened in 2007, and is operated by the Australian Nuclear Science and Technology Organisation.
ANSTO's Australian Synchrotron is a light source facility (i... | Australian Synchrotron | Materials_science | 1,453 |
20,344,376 | https://en.wikipedia.org/wiki/Social%20presence%20theory | Social presence theory explores how the "sense of being with another" is influenced by digital interfaces in human-computer interactions. Developed from the foundations of interpersonal communication and symbolic interactionism, social presence theory was first formally introduced by John Short, Ederyn Williams, and Br... | Social presence theory | Technology | 3,455 |
22,810,211 | https://en.wikipedia.org/wiki/Kostant%20polynomial | In mathematics, the Kostant polynomials, named after Bertram Kostant, provide an explicit basis of the ring of polynomials over the ring of polynomials invariant under the finite reflection group of a root system.
Background
If the reflection group W corresponds to the Weyl group of a compact semisimple group K with m... | Kostant polynomial | Physics | 1,230 |
12,533 | https://en.wikipedia.org/wiki/Geocaching | Geocaching (, ) is an outdoor recreational activity, in which participants use a Global Positioning System (GPS) receiver or mobile device and other navigational techniques to hide and seek containers, called geocaches or caches, at specific locations marked by coordinates all over the world. The first geocache was pla... | Geocaching | Technology,Engineering | 9,738 |
1,519,744 | https://en.wikipedia.org/wiki/Fade%20%28audio%20engineering%29 | In audio engineering, a fade is a gradual increase or decrease in the level of an audio signal. The term can also be used for film cinematography or theatre lighting in much the same way (see fade (filmmaking) and fade (lighting)).
In sound recording and reproduction a song may be gradually reduced to silence at its e... | Fade (audio engineering) | Engineering | 6,520 |
69,144,535 | https://en.wikipedia.org/wiki/DIMPL | DIMPL (Discovery of Intergenic Motifs PipeLine) is a bioinformatic pipeline that enables the extraction and selection of bacterial GC-rich intergenic regions (IGRs) that are enriched for structured non-coding RNAs (ncRNAs). The method of enriching bacterial IGRs for ncRNA motif discovery was first reported for a study ... | DIMPL | Engineering,Biology | 370 |
11,421,292 | https://en.wikipedia.org/wiki/Mir-399%20microRNA%20precursor%20family | mir-399 is a microRNA that was identified in both Arabidopsis thaliana and Oryza sativa computationally and was later experimentally verified. mir-399 is thought to target mRNAs coding for a phosphate transporter. The mature sequence is excised from the 3' arm of the hairpin. There are multiple copies of MIR399 in each... | Mir-399 microRNA precursor family | Chemistry | 131 |
39,367,145 | https://en.wikipedia.org/wiki/Biological%20aspects%20of%20fluorine | Fluorine may interact with biological systems in the form of fluorine-containing compounds. Though elemental fluorine (F2) is very rare in everyday life, fluorine-containing compounds such as fluorite occur naturally as minerals. Naturally occurring organofluorine compounds are extremely rare. Man-made fluoride compoun... | Biological aspects of fluorine | Chemistry,Biology | 4,785 |
68,730,641 | https://en.wikipedia.org/wiki/Time%20in%20the%20Gambia | Time in the Gambia is given by a single time zone, denoted as Greenwich Mean Time (GMT; UTC+00:00). Adopted in 1918, the Gambia has never observed daylight saving time (DST).
IANA time zone database
In the IANA time zone database, the Gambia is given one zone in the file zone.tab – Africa/Banjul. "GM" refers to the c... | Time in the Gambia | Physics | 175 |
49,292,680 | https://en.wikipedia.org/wiki/Stair%20tread | A stair tread is the horizontal portion of a set of stairs on which a person walks. The tread can be composed of wood, metal, plastic, or other materials. In residential settings, treads can be covered in carpeting. Stair treads can come in non-slip varieties, particularly in commercial or industrial locations.
Styles... | Stair tread | Technology,Engineering | 664 |
21,708,401 | https://en.wikipedia.org/wiki/Creativity%20%28religion%29 | Creativity, historically known as the (World) Church of the Creator, is an atheistic (nontheistic) white supremacist new religious movement espousing white separatism, antitheism, antisemitism, anti-Christian sentiment, scientific racism, homophobia, and religious / philosophical naturalism. Creativity is an openly-rac... | Creativity (religion) | Biology | 7,383 |
443,061 | https://en.wikipedia.org/wiki/Mung%20%28computer%20term%29 | Mung or munge is computer jargon for a series of potentially destructive or irrevocable changes to a piece of data or a file. It is sometimes used for vague data transformation steps that are not yet clear to the speaker. Common munging operations include removing punctuation or HTML tags, data parsing, filtering, and ... | Mung (computer term) | Technology | 318 |
1,190,887 | https://en.wikipedia.org/wiki/Pilot%20wave%20theory | In theoretical physics, the pilot wave theory, also known as Bohmian mechanics, was the first known example of a hidden-variable theory, presented by Louis de Broglie in 1927. Its more modern version, the de Broglie–Bohm theory, interprets quantum mechanics as a deterministic theory, and avoids issues such as wave func... | Pilot wave theory | Physics | 2,072 |
37,187,938 | https://en.wikipedia.org/wiki/Irrationality%20sequence | In mathematics, a sequence of positive integers an is called an irrationality sequence if it has the property that for every sequence xn of positive integers, the sum of the series
exists (that is, it converges) and is an irrational number. The problem of characterizing irrationality sequences was posed by Paul Erdős ... | Irrationality sequence | Mathematics | 373 |
49,516,160 | https://en.wikipedia.org/wiki/Sticky%3A%20A%20%28Self%29%20Love%20Story | Sticky: A (Self) Love Story is a 2016 documentary and comedy film by Nicholas Tana that attempts to explain why most people are afraid to discuss masturbation. The movie is one of the first documentaries to address the myths and social taboos around masturbation. The trailer for Sticky: A (Self) Love Story was selected... | Sticky: A (Self) Love Story | Biology | 1,273 |
71,696,261 | https://en.wikipedia.org/wiki/HD%2030432 | HD 30432, also known as HR 1526, is a solitary, orange hued star located in the southern constellation of Caelum, the chisel. It has an apparent magnitude of 6.04, making it faintly visible to the naked eye if viewed under ideal conditions. Based on parallax measurements from the Gaia spacecraft, the object is estimate... | HD 30432 | Astronomy | 297 |
52,431,411 | https://en.wikipedia.org/wiki/NGC%20373 | NGC 373 is an elliptical galaxy located around 204 million light-years away in the constellation Pisces. NGC 373 was discovered on December 12th, 1876 by John Louis Emil Dreyer. NGC 373 does not contain an active galactic nucleus, and it does not have much star formation.
References
External links
0373
18761212
Pi... | NGC 373 | Astronomy | 81 |
513,506 | https://en.wikipedia.org/wiki/Krohn%E2%80%93Rhodes%20theory | In mathematics and computer science, the Krohn–Rhodes theory (or algebraic automata theory) is an approach to the study of finite semigroups and automata that seeks to decompose them in terms of elementary components. These components correspond to finite aperiodic semigroups and finite simple groups that are combined ... | Krohn–Rhodes theory | Mathematics | 2,108 |
3,842,182 | https://en.wikipedia.org/wiki/Cord%20%28unit%29 | The cord is a unit of measure of dry volume used to measure firewood and pulpwood in the United States and Canada.
A cord is the amount of wood that, when "racked and well stowed" (arranged so pieces are aligned, parallel, touching, and compact), occupies a volume of . This corresponds to a well-stacked woodpile high... | Cord (unit) | Mathematics | 729 |
6,317,414 | https://en.wikipedia.org/wiki/238%20%28number%29 | 238 (two hundred [and] thirty-eight) is the natural number following 237 and preceding 239.
In mathematics
238 is an untouchable number.
There are 238 2-vertex-connected graphs on five labeled vertices, and 238 order-5 polydiamonds (polyiamonds that can partitioned into 5 diamonds). Out of the 720 permutations of si... | 238 (number) | Mathematics | 115 |
1,526,681 | https://en.wikipedia.org/wiki/Barricade | Barricade (from the French barrique - 'barrel') is any object or structure that creates a barrier or obstacle to control, block passage or force the flow of traffic in the desired direction. Adopted as a military term, a barricade denotes any improvised field fortification, such as on city streets during urban warfare.... | Barricade | Engineering | 934 |
64,514,712 | https://en.wikipedia.org/wiki/Vector-valued%20Hahn%E2%80%93Banach%20theorems | In mathematics, specifically in functional analysis and Hilbert space theory, vector-valued Hahn–Banach theorems are generalizations of the Hahn–Banach theorems from linear functionals (which are always valued in the real numbers or the complex numbers ) to linear operators valued in topological vector spaces (TVSs).... | Vector-valued Hahn–Banach theorems | Mathematics | 950 |
5,057,796 | https://en.wikipedia.org/wiki/School%20of%20Electrical%20Engineering%20and%20Computer%20Science%20%28University%20of%20Ottawa%29 | The School of Electrical Engineering and Computer Science, is an academic unit within The Faculty of Engineering, at the University of Ottawa. Until 2011 it was called the School of Information Technology and Engineering (SITE), which remains the name of a building on the southern edge of campus.
It was formed in 1997... | School of Electrical Engineering and Computer Science (University of Ottawa) | Engineering | 141 |
76,396,726 | https://en.wikipedia.org/wiki/Russula%20violacea | Russula violacea, is a species of agaric fungus in the family Russulaceae first described by Lucien Quélet.
Distribution and habitat
R. violacea has been noted in North America, Asia and Europe, with the most occurrences in Europe. It grows in coniferous
and deciduous forests, under Quercus, Betula and Populus trees, ... | Russula violacea | Biology | 101 |
14,816,689 | https://en.wikipedia.org/wiki/NUTF2 | Nuclear transport factor 2 is a protein that in humans is encoded by the NUTF2 gene.
Function
The protein encoded by this gene is a cytosolic factor that facilitates protein transport into the nucleus. It interacts with the nuclear pore complex glycoprotein p62. This encoded protein acts at a relative late stage of ... | NUTF2 | Chemistry | 140 |
21,632,363 | https://en.wikipedia.org/wiki/Capravirine | Capravirine was a non-nucleoside reverse transcriptase inhibitor which reached phase II trials before development was discontinued by Pfizer. Both phase IIb trials which were conducted failed to demonstrate that therapy with capravirine provided any significant advantage over existing triple-drug HIV therapies, and pha... | Capravirine | Chemistry | 115 |
24,692,513 | https://en.wikipedia.org/wiki/Ankaramite | Ankaramite is volcanic rock type of mafic composition. It is a dark porphyritic variety of basanite containing abundant pyroxene and olivine phenocrysts. It contains minor amounts of plagioclase and accessory biotite, apatite, and iron oxides.
Its type locality is Ankaramy in Madagascar. It was first described in 1916... | Ankaramite | Chemistry | 135 |
1,233,983 | https://en.wikipedia.org/wiki/Tobacco%20packaging%20warning%20messages | Tobacco package warning messages are warning messages that appear on the packaging of cigarettes and other tobacco products concerning their health effects. They have been implemented in an effort to enhance the public's awareness about the harmful effects of smoking. In general, warnings used in different countries tr... | Tobacco packaging warning messages | Technology,Engineering | 19,274 |
18,876,510 | https://en.wikipedia.org/wiki/Ministry%20of%20Energy%20%28Israel%29 | The Ministry of Energy () is the Israeli government ministry responsible for energy and water infrastructure. The ministry has changed names several times since its establishment.
The ministerial post was established in 1977, succeeding the position of Development Ministry, which had been scrapped three years earlier.... | Ministry of Energy (Israel) | Engineering | 283 |
29,806,465 | https://en.wikipedia.org/wiki/Animal%20models%20of%20depression | Animal models of depression are research tools used to investigate depression and action of antidepressants. They are used as a simulation to investigate the symptomatology and pathophysiology of depressive illness and to screen novel antidepressants. These models provide insights into molecular, genetic, and epigeneti... | Animal models of depression | Biology | 4,275 |
58,526,399 | https://en.wikipedia.org/wiki/Arcopilus%20aureus | Arcopilus aureus is a plant and soil fungus in the genus Arcopilus. It was first identified by A. H. Chivers in 1912, who named it Chaetomium aureum. It was later transferred to the genus Arcopilus by Wang and colleagues. The fungus has recently been recognized to have industrial use for the production of the metabolit... | Arcopilus aureus | Biology | 1,796 |
1,566,127 | https://en.wikipedia.org/wiki/BD%E2%88%9210%C2%B03166 | BD−10°3166 is a K-type main sequence star approximately 268 light-years away in the constellation of Crater. It was inconspicuous enough not be included in the Draper catalog (HD). The Hipparcos satellite also did not study it, so its true distance is poorly known. The distance measured by the Gaia spacecraft of 268 ... | BD−10°3166 | Astronomy | 250 |
42,787,929 | https://en.wikipedia.org/wiki/2%2C3-Bis%28acetylmercaptomethyl%29quinoxaline | 2,3-Bis(acetylmercaptomethyl)quinoxaline (BAMMQ) is an antiviral agent which inhibits poliovirus RNA synthesis in vitro and in vivo and inhibits human herpesvirus 1 multiplication in vitro. It does not interfere with attachment, penetration or DNA synthesis, but interrupts a late stage in virus assembly and/or maturati... | 2,3-Bis(acetylmercaptomethyl)quinoxaline | Chemistry,Biology | 535 |
15,794,692 | https://en.wikipedia.org/wiki/Neurofilament%20light%20polypeptide | Neurofilament light polypeptide, also known as neurofilament light chain, abbreviated to NF-L or Nfl and with the HGNC name NEFL is a member of the intermediate filament protein family. This protein family consists of over 50 human proteins divided into 5 major classes, the Class I and II keratins, Class III vimentin, ... | Neurofilament light polypeptide | Biology | 553 |
38,145,479 | https://en.wikipedia.org/wiki/Jaynes%E2%80%93Cummings%E2%80%93Hubbard%20model | The Jaynes–Cummings–Hubbard (JCH) model is a many-body quantum system modeling the quantum phase transition of light. As the name suggests, the Jaynes–Cummings–Hubbard model is a variant on the Jaynes–Cummings model; a one-dimensional JCH model consists of a chain of N coupled single-mode cavities, each with a two-lev... | Jaynes–Cummings–Hubbard model | Physics | 505 |
7,696,546 | https://en.wikipedia.org/wiki/Structured%20analysis | In software engineering, structured analysis (SA) and structured design (SD) are methods for analyzing business requirements and developing specifications for converting practices into computer programs, hardware configurations, and related manual procedures.
Structured analysis and design techniques are fundamental t... | Structured analysis | Engineering | 2,974 |
49,131,748 | https://en.wikipedia.org/wiki/ADAM20 | Disintegrin and metalloproteinase domain-containing protein 20 is an enzyme that in humans is encoded by the ADAM20 gene. It is a membrane disintegrin-metalloprotease that belongs to the ADAM family. It is exclusively expressed in Testes and is similar to sperm cell-specific fertilins -alpha and -beta.
Its cDNA is ti... | ADAM20 | Chemistry,Biology | 359 |
56,853,695 | https://en.wikipedia.org/wiki/Hickson%2044 | Hickson 44 (HCG 44) is a group of galaxies in the constellation Leo. As Arp 316, a part of this group is also designated as group of galaxies in the Atlas of Peculiar Galaxies.
Members
References
44
Leo (constellation) | Hickson 44 | Astronomy | 51 |
612,874 | https://en.wikipedia.org/wiki/Acylation | In chemistry, acylation is a broad class of chemical reactions in which an acyl group () is added to a substrate. The compound providing the acyl group is called the acylating agent. The substrate to be acylated and the product include the following:
alcohols, esters
amines, amides
arenes or alkenes, ketones
A particu... | Acylation | Chemistry | 494 |
31,837,733 | https://en.wikipedia.org/wiki/Socio-ecological%20system | A social-ecological system consists of 'a bio-geo-physical' unit and its associated social actors and institutions. Social-ecological systems are complex and adaptive and delimited by spatial or functional boundaries surrounding particular ecosystems and their context problems.
Definitions
A social-ecological system ... | Socio-ecological system | Biology | 3,308 |
58,671 | https://en.wikipedia.org/wiki/Tripropellant%20rocket | A tripropellant rocket is a rocket that uses three propellants, as opposed to the more common bipropellant rocket or monopropellant rocket designs, which use two or one propellants, respectively. Tripropellant systems can be designed to have high specific impulse and have been investigated for single-stage-to-orbit des... | Tripropellant rocket | Technology | 1,252 |
31,397,428 | https://en.wikipedia.org/wiki/D-value%20%28microbiology%29 | In microbiology, in the context of a sterilization procedure, the D-value or decimal reduction time (or decimal reduction dose) is the time (or dose of an antimicrobial drug) required, at a given condition (e.g. temperature) or set of conditions, to achieve a one-log reduction, that is, to kill 90% of relevant microorg... | D-value (microbiology) | Chemistry,Biology | 563 |
50,506,112 | https://en.wikipedia.org/wiki/Homarine | Homarine (N-methyl picolinic acid betaine) is an organic compound with the chemical formula C7H7NO2. It is commonly found in aquatic organisms from phytoplankton to crustaceans, although it is not found in vertebrates.
Biological function
Homarine functions as an osmolyte by affecting the ionic strength of the cytosol... | Homarine | Physics,Chemistry | 209 |
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