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 |
|---|---|---|---|---|---|
18,658,586 | https://en.wikipedia.org/wiki/Wildlife%20of%20Pakistan | The wildlife of Pakistan comprises a diverse flora and fauna in a wide range of habitats from sea level to high elevation areas in the mountains, including 195 mammal, 668 bird species and more than 5000 species of Invertebrates. This diverse composition of the country's fauna is associated with its location in the tra... | Wildlife of Pakistan | Biology | 1,941 |
3,957,132 | https://en.wikipedia.org/wiki/List%20of%20uniform%20polyhedra%20by%20spherical%20triangle | There are many relations among the uniform polyhedra. This List of uniform polyhedra by spherical triangle groups them by the Wythoff symbol.
Key
The vertex figure can be discovered by considering the Wythoff symbol:
p|q r - 2p edges, alternating q-gons and r-gons. Vertex figure (q.r)p.
p|q 2 - p edges, q-gons (her... | List of uniform polyhedra by spherical triangle | Physics | 293 |
207,079 | https://en.wikipedia.org/wiki/Gamma%20distribution | In probability theory and statistics, the gamma distribution is a versatile two-parameter family of continuous probability distributions. The exponential distribution, Erlang distribution, and chi-squared distribution are special cases of the gamma distribution. There are two equivalent parameterizations in common us... | Gamma distribution | Mathematics | 4,681 |
17,879,473 | https://en.wikipedia.org/wiki/Yuwen%20Zhang | Yuwen Zhang is a Chinese American professor of mechanical engineering who is well known for his contributions to phase change heat transfer. He is presently a Curators' Distinguished Professor and Huber and Helen Croft Chair in Engineering in the Department of Mechanical and Aerospace Engineering at the University of M... | Yuwen Zhang | Physics,Chemistry | 1,020 |
692,929 | https://en.wikipedia.org/wiki/3%2C4-Methylenedioxyamphetamine | 3,4-Methylenedioxyamphetamine (MDA), sometimes referred to as sass, is an empathogen-entactogen, stimulant, and psychedelic drug of the amphetamine family that is encountered mainly as a recreational drug. In its pharmacology, MDA is a serotonin–norepinephrine–dopamine releasing agent (SNDRA). In most countries, the dr... | 3,4-Methylenedioxyamphetamine | Chemistry | 2,291 |
73,468,693 | https://en.wikipedia.org/wiki/K2-415 | K2-415 is an M5 red dwarf star located 72 light-years from Earth. K2-415 has a mass that is 16% of the mass of the Sun.
Planetary system
The star has one known planet orbiting it: K2-415b.
References
Cancer (constellation)
M-type main-sequence stars
Planetary systems with one confirmed planet
J09084885+1151411
5557... | K2-415 | Astronomy | 92 |
46,363,781 | https://en.wikipedia.org/wiki/Extract%2C%20load%2C%20transform | Extract, load, transform (ELT) is an alternative to extract, transform, load (ETL) used with data lake implementations. In contrast to ETL, in ELT models the data is not transformed on entry to the data lake, but stored in its original raw format. This enables faster loading times. However, ELT requires sufficient proc... | Extract, load, transform | Technology | 299 |
3,409,584 | https://en.wikipedia.org/wiki/XMDR | The Extended Metadata Registry (XMDR) is a project proposing and testing a set of extensions to the ISO/IEC 11179 metadata registry specifications that deal with the development of improved standards and technology for storing and retrieving the semantics of data elements, terminologies, and concept structures in metad... | XMDR | Technology | 87 |
187,916 | https://en.wikipedia.org/wiki/Man%20in%20the%20Moon | In many cultures, several pareidolic images of a human face, head or body are recognized in the disc of the full moon; they are generally known as the Man in the Moon. The images are based on the appearance of the dark areas (known as lunar maria) and the lighter-colored highlands (and some lowlands) of the lunar surfa... | Man in the Moon | Astronomy | 1,507 |
77,739,301 | https://en.wikipedia.org/wiki/Cipher%20device | A cipher device was a term used by the US military in the first half of the 20th century to describe a manually operated cipher equipment that converted the plaintext into ciphertext or vice versa. A similar term, cipher machine, was used to describe the cipher equipment that required external power for operation. Ciph... | Cipher device | Mathematics,Engineering | 148 |
816,012 | https://en.wikipedia.org/wiki/Psychoneuroimmunology | Psychoneuroimmunology (PNI), also referred to as psychoendoneuroimmunology (PENI) or psychoneuroendocrinoimmunology (PNEI), is the study of the interaction between psychological processes and the nervous and immune systems of the human body. It is a subfield of psychosomatic medicine. PNI takes an interdisciplinary app... | Psychoneuroimmunology | Biology | 5,278 |
4,520,368 | https://en.wikipedia.org/wiki/Ionic%20transfer | Ionic transfer is the transfer of ions from one liquid phase to another. This is related to the phase transfer catalysts which are a special type of liquid-liquid extraction which is used in synthetic chemistry.
For instance nitrate anions can be transferred between water and nitrobenzene. One way to observe this is t... | Ionic transfer | Physics,Chemistry | 170 |
5,967,919 | https://en.wikipedia.org/wiki/Polyphosphazene | Polyphosphazenes include a wide range of hybrid inorganic-organic polymers with a number of different skeletal architectures with the backbone P-N-P-N-P-N-. In nearly all of these materials two organic side groups are attached to each phosphorus center. Linear polymers have the formula (N=PR1R2)n, where R1 and R2 are o... | Polyphosphazene | Chemistry | 1,811 |
41,980,813 | https://en.wikipedia.org/wiki/Mem%20%28computing%29 | In computing, mem is a measurement unit for the number of memory accesses used or needed by a process, function, instruction set, algorithm or data structure. Mem has applications in computational complexity theory, computing efficiency, combinatorial optimization, supercomputing, computational cost (algorithmic effici... | Mem (computing) | Technology | 293 |
62,060,268 | https://en.wikipedia.org/wiki/Dutch%20Furniture%20Awards | The Dutch Furniture Awards is a former annual furniture design competition in the Netherlands, organized from 1985 to 1998. This was an initiative of the Jaarbeurs Utrecht and the Vereniging van Vakbeurs Meubel (VVM).
Overview
This design prize was awarded annually. In 1985 it started with three prices for furniture... | Dutch Furniture Awards | Engineering | 401 |
6,153,993 | https://en.wikipedia.org/wiki/Tapai | Tapai (also tapay or tape) is a traditional fermented preparation of rice or other starchy foods, and is found throughout much of Southeast Asia, especially in Austronesian cultures, and parts of East Asia. It refers to both the alcoholic paste and the alcoholic beverage derived from it. It has a sweet or sour taste
an... | Tapai | Biology | 1,394 |
2,593,847 | https://en.wikipedia.org/wiki/Gaisi%20Takeuti | was a Japanese mathematician, known for his work in proof theory.
After graduating from Tokyo University, he went to Princeton to study under Kurt Gödel.
He later became a professor at the University of Illinois at Urbana–Champaign. Takeuti was president (2003–2009) of the Kurt Gödel Society, having worked on the b... | Gaisi Takeuti | Mathematics | 192 |
24,729,735 | https://en.wikipedia.org/wiki/C8H3ClO3 | The molecular formula C8H3ClO3 (molar mass: 182.56 g/mol, exact mass: 181.9771 u) may refer to:
3-Chlorophthalic anhydride
4-Chlorophthalic anhydride
Molecular formulas | C8H3ClO3 | Physics,Chemistry | 65 |
32,799 | https://en.wikipedia.org/wiki/Variable-star%20designation | In astronomy, a variable-star designation is a unique identifier given to variable stars. It extends on the Bayer designation format, with an identifying label (as described below) preceding the Latin genitive of the name of the constellation in which the star lies. The identifying label can be one or two Latin letter... | Variable-star designation | Astronomy | 762 |
30,966,530 | https://en.wikipedia.org/wiki/National%20Data%20Repository | A National Data Repository (NDR) is a data bank that seeks to preserve and promote a country's natural resources data, particularly data related to the petroleum exploration and production (E&P) sector.
A National Data Repository is normally established by an entity that governs, controls and supports the exchange, ca... | National Data Repository | Chemistry,Technology | 764 |
3,711,806 | https://en.wikipedia.org/wiki/Tricarbon | Tricarbon (systematically named 1λ2,3λ2-propadiene and catena-tricarbon) is an inorganic compound with the chemical formula (also written [C(μ-C)C] or ). It is a colourless gas that only persists in dilution or solution as an adduct. It is one of the simplest unsaturated carbenes. Tricarbon can be found in interstella... | Tricarbon | Chemistry,Astronomy | 591 |
3,663,551 | https://en.wikipedia.org/wiki/Polyconic%20projection%20class | Polyconic can refer either to a class of map projections or to a specific projection known less ambiguously as the American polyconic projection. Polyconic as a class refers to those projections whose parallels are all non-concentric circular arcs, except for a straight equator, and the centers of these circles lie alo... | Polyconic projection class | Mathematics | 309 |
13,573,117 | https://en.wikipedia.org/wiki/Monkland%20Railways | The Monkland Railways was a railway company formed in 1848 by the merger of three "coal railways" that had been built to serve coal and iron pits around Airdrie in Central Scotland, and connect them to canals for onward transport of the minerals. The newly formed company had a network stretching from Kirkintilloch to C... | Monkland Railways | Engineering | 5,461 |
15,459,948 | https://en.wikipedia.org/wiki/Movile%20Cave | Movile Cave () is a cave near Mangalia, Constanța County, Romania discovered in 1986 by Cristian Lascu a few kilometers from the Black Sea coast. It is notable for its unique groundwater ecosystem abundant in hydrogen sulfide and carbon dioxide, but low in oxygen. Life in the cave has been separated from the outside fo... | Movile Cave | Biology | 816 |
75,433,719 | https://en.wikipedia.org/wiki/Dronabinol/acetazolamide | Dronabinol/acetazolamide (investigational name IHL-42X) is a combination therapy under investigation for sleep apnea. It is developed by Incannex Healthcare.
References
Combination drugs | Dronabinol/acetazolamide | Chemistry | 45 |
149,082 | https://en.wikipedia.org/wiki/L%20game | The L game is a simple abstract strategy board game invented by Edward de Bono. It was introduced in his book The Five-Day Course in Thinking (1967).
Description
The L game is a two-player game played on a board of 4×4 squares. Each player has a 3×2 L-shaped tetromino, and there are two 1×1 neutral pieces.
Rules
On e... | L game | Mathematics | 684 |
8,748 | https://en.wikipedia.org/wiki/N%2CN-Dimethyltryptamine | N,N-Dimethyltryptamine (DMT or N,N-DMT) is a substituted tryptamine that occurs in many plants and animals, including humans, and which is both a derivative and a structural analog of tryptamine. DMT is used as a psychedelic drug and prepared by various cultures for ritual purposes as an entheogen.
DMT has a rapid on... | N,N-Dimethyltryptamine | Chemistry | 11,285 |
4,156,794 | https://en.wikipedia.org/wiki/Soil%20compaction | In geotechnical engineering, soil compaction is the process in which stress applied to a soil causes densification as air is displaced from the pores between the soil grains. When stress is applied that causes densification due to water (or other liquid) being displaced from between the soil grains, then consolidation,... | Soil compaction | Environmental_science | 1,464 |
24,135,147 | https://en.wikipedia.org/wiki/Kodecyte | A kodecyte (ko•de•cyte) is a living cell that has been modified (koded) by the incorporation of one or more function-spacer-lipid constructs (FSL constructs) to gain a new or novel biological, chemical or technological function. The cell is modified by the lipid tail of the FSL construct incorporating into the bilipid ... | Kodecyte | Chemistry,Materials_science,Engineering,Biology | 1,797 |
1,588,678 | https://en.wikipedia.org/wiki/Phenobarbital | Phenobarbital, also known as phenobarbitone or phenobarb, sold under the brand name Luminal among others, is a medication of the barbiturate type. It is recommended by the World Health Organization (WHO) for the treatment of certain types of epilepsy in developing countries. In the developed world, it is commonly used ... | Phenobarbital | Biology | 3,581 |
51,873,625 | https://en.wikipedia.org/wiki/Welcome%20to%20the%20Universe | Welcome to the Universe: An Astrophysical Tour is a popular science book by Neil deGrasse Tyson, Michael A. Strauss, and J. Richard Gott, based on an introductory astrophysics course they co-taught at Princeton University. The book was published by the Princeton University Press on September 20, 2016.
Reception
Welco... | Welcome to the Universe | Astronomy | 181 |
5,474,056 | https://en.wikipedia.org/wiki/Distributed%20design%20patterns | In software engineering, a distributed design pattern is a design pattern focused on distributed computing problems.
Classification
Distributed design patterns can be divided into several groups:
Distributed communication patterns
Security and reliability patterns
Event driven patterns
Saga pattern
Examples
MapR... | Distributed design patterns | Technology | 71 |
3,908,779 | https://en.wikipedia.org/wiki/SOX%20gene%20family | SOX genes (SRY-related HMG-box genes) encode a family of transcription factors that bind to the minor groove in DNA, and belong to a super-family of genes characterized by a homologous sequence called the HMG-box (for high mobility group). This HMG box is a DNA binding domain that is highly conserved throughout eukaryo... | SOX gene family | Chemistry,Biology | 624 |
21,839,519 | https://en.wikipedia.org/wiki/Genius%20%28mathematics%20software%29 | Genius (also known as the Genius Math Tool) is a free open-source numerical computing environment and programming language, similar in some aspects to MATLAB, GNU Octave, Mathematica and Maple. Genius is aimed at mathematical experimentation rather than computationally intensive tasks. It is also very useful as just... | Genius (mathematics software) | Mathematics | 349 |
66,616,096 | https://en.wikipedia.org/wiki/Peter%20Masefield | Sir Peter Masefield (19 March 1914 – 14 February 2006) was a leading figure in Britain's post war aviation industry, as Chief Executive of British European Airways in the 1950s, and chairman of the British Airports Authority in the 1960s.
Life
Peter Gordon Masefield was born in 1914 in Trentham, Staffordshire. Initial... | Peter Masefield | Engineering | 1,019 |
3,045,792 | https://en.wikipedia.org/wiki/Foresight%20%28futures%20studies%29 | In futurology, especially in Europe, the term foresight has become widely used to describe activities such as:
critical thinking concerning long-term developments,
debate,
wider participatory democracy, and
shaping the future, especially by influencing public policy.
In the last decade, scenario methods, for exam... | Foresight (futures studies) | Technology,Engineering,Biology | 968 |
3,824,919 | https://en.wikipedia.org/wiki/Vapor%20recovery | Vapor (or vapour) recovery is the process of collecting the vapors of gasoline and other fuels, so that they do not escape into the atmosphere. This is often done (and sometimes required by law) at filling stations, to reduce noxious and potentially explosive fumes and pollution.
The negative pressure created by a vac... | Vapor recovery | Physics,Chemistry,Engineering | 733 |
6,556,971 | https://en.wikipedia.org/wiki/Outline%20of%20calculus | Calculus is a branch of mathematics focused on limits, functions, derivatives, integrals, and infinite series. This subject constitutes a major part of contemporary mathematics education. Calculus has widespread applications in science, economics, and engineering and can solve many problems for which algebra alone is i... | Outline of calculus | Mathematics | 260 |
40,080,096 | https://en.wikipedia.org/wiki/Bedridden | Being bedridden is a form of immobility that can present as the inability to move or even sit upright. It differs from bed-rest, a form of non-invasive treatment that is usually part of recovery or the limitation of activities. Some of the more serious consequences of being bedridden is the high risk of developing thro... | Bedridden | Engineering | 525 |
4,340,898 | https://en.wikipedia.org/wiki/Shannon%E2%80%93Weaver%20model | The Shannon–Weaver model is one of the first models of communication. Initially published in the 1948 paper "A Mathematical Theory of Communication", it explains communication in terms of five basic components: a source, a transmitter, a channel, a receiver, and a destination. The source produces the original message. ... | Shannon–Weaver model | Mathematics,Technology,Engineering | 1,888 |
57,915,114 | https://en.wikipedia.org/wiki/Roland%20Cloud | Roland Cloud is a subscription-based collection of VST instruments and 'RVR' sample libraries launched in early 2018 by Roland. Instrument downloads and installation are handled by Roland's Cloud Manager software.
The software instruments available via Roland Cloud also include features that were not available in the ... | Roland Cloud | Engineering | 738 |
61,019,998 | https://en.wikipedia.org/wiki/Aquatic%20Microbial%20Ecology | Aquatic Microbial Ecology is a monthly peer-reviewed scientific journal covering all aspects of aquatic microbial dynamics, in particular viruses, prokaryotes, and eukaryotes in marine, limnetic, and brackish habitats. The journal was originally established as Marine Microbial Food Webs by P. Bougis and F. Rassoulzadeg... | Aquatic Microbial Ecology | Environmental_science | 130 |
52,346,275 | https://en.wikipedia.org/wiki/C15H15NO2 | {{DISPLAYTITLE:C15H15NO2}}
The molecular formula C15H15NO2 (molar mass: 241.285 g/mol, exact mass: 241.1103 u) may refer to:
Diphenylalanine
Mefenamic acid
Nafoxadol
Molecular formulas | C15H15NO2 | Physics,Chemistry | 68 |
8,137,454 | https://en.wikipedia.org/wiki/Weizmann%20Women%20%26%20Science%20Award | The Weizmann Women & Science Award is a biennial award established in 1994 to honor an outstanding woman scientist in the United States who has made significant contributions to the scientific community. The objective of the award, which includes a $25,000 research grant to the recipient, is to promote women in science... | Weizmann Women & Science Award | Technology | 525 |
34,727,404 | https://en.wikipedia.org/wiki/Group%20III%20pyridoxal-dependent%20decarboxylases | In molecular biology, group III pyridoxal-dependent decarboxylases are a family of bacterial enzymes comprising ornithine decarboxylase , lysine decarboxylase and arginine decarboxylase .
Pyridoxal-5'-phosphate-dependent amino acid decarboxylases can be divided into four groups based on amino acid sequence. Group III... | Group III pyridoxal-dependent decarboxylases | Biology | 429 |
428,795 | https://en.wikipedia.org/wiki/Check%20valve | A check valve, non-return valve, reflux valve, retention valve, foot valve, or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction.
Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to le... | Check valve | Physics,Chemistry | 2,936 |
64,322,655 | https://en.wikipedia.org/wiki/SILAM | SILAM (System for Integrated Modeling of Atmospheric Composition) is a global-to-meso-scale atmospheric dispersion model developed by the Finnish Meteorological Institute (FMI).
Model
It provides information on atmospheric composition, air quality, and wildfire smoke (PM2.5) and is also able to solve the inverse dispe... | SILAM | Chemistry,Engineering,Environmental_science | 194 |
76,762,925 | https://en.wikipedia.org/wiki/PGC%201470080 | PGC 1470080 is a type E elliptical galaxy located in the Boötes constellation. It is located 3 billion light-years away from the Solar System and has a diameter of 571,000 light-years, making it a type-cD galaxy and one of the largest.
Characteristics
It is the brightest cluster galaxy of the galaxy cluster, WHL J143... | PGC 1470080 | Astronomy | 330 |
2,332,266 | https://en.wikipedia.org/wiki/Iodine%20heptafluoride | Iodine heptafluoride is an interhalogen compound with the chemical formula IF7. It has an unusual pentagonal bipyramidal structure, with D5h symmetry, as predicted by VSEPR theory. The molecule can undergo a pseudorotational rearrangement called the Bartell mechanism, which is like the Berry mechanism but for a heptac... | Iodine heptafluoride | Physics,Chemistry | 427 |
59,508,090 | https://en.wikipedia.org/wiki/Washington%20Glass%20School | The Washington Glass School was founded in 2001 by Washington, DC area artists Tim Tate and Erwin Timmers.
The school teaches classes on how to make kiln cast, fused, and cold worked glass sculptures and art. It is the second largest warm glass school in the United States.
History
Co-Founder Tim Tate's glass sculptur... | Washington Glass School | Materials_science,Engineering | 879 |
71,645,948 | https://en.wikipedia.org/wiki/Code%20property%20graph | In computer science, a code property graph (CPG) is a computer program representation that captures syntactic structure, control flow, and data dependencies in a property graph. The concept was originally introduced to identify security vulnerabilities in C and C++ system code, but has since been employed to analyze we... | Code property graph | Engineering | 701 |
3,083,335 | https://en.wikipedia.org/wiki/Otoscope | An otoscope or auriscope is a medical device used by healthcare professionals to examine the ear canal and eardrum. This may be done as part of routine physical examinations, or for evaluating specific ear complaints, such as earaches, sense of fullness in the ear, or hearing loss.
Usage
Function
An otoscope enables... | Otoscope | Biology | 1,256 |
34,505,584 | https://en.wikipedia.org/wiki/Anders%20Lindquist | Anders Gunnar Lindquist (born 21 November 1942) is a Swedish applied mathematician and control theorist. He has made contributions to the theory of partial realization, stochastic modeling, estimation and control, and moment problems in systems and control. In particular, he is known for the discovery of the fast filte... | Anders Lindquist | Engineering | 1,557 |
4,829,062 | https://en.wikipedia.org/wiki/Ethylhexyl%20palmitate | Ethylhexyl palmitate, also known as octyl palmitate, is the fatty acid ester derived from 2-ethylhexanol and palmitic acid. It is frequently utilized in cosmetic formulations.
Chemical structure
Ethylhexyl palmitate is a branched saturated fatty ester derived from ethylhexyl alcohol and palmitic acid.
Physical proper... | Ethylhexyl palmitate | Chemistry | 200 |
21,353,318 | https://en.wikipedia.org/wiki/HD%207924%20b | HD 7924 b is an extrasolar planet located approximately 55 light years away in the constellation of Cassiopeia, orbiting the 7th magnitude K-type main sequence (slightly metal poor) star HD 7924. It was published on January 28, 2009 and is the second planet discovered in the constellation Cassiopeia. Two additional pla... | HD 7924 b | Astronomy | 301 |
653,060 | https://en.wikipedia.org/wiki/Methyl%20ethyl%20ketone%20peroxide | Methyl ethyl ketone peroxide (MEKP) is an organic peroxide with the formula [(CH3)(C2H5)C(O2H)]2O2. MEKP is a colorless oily liquid. It is widely used in vulcanization (crosslinking) of polymers.
It is derived from the reaction of methyl ethyl ketone and hydrogen peroxide under acidic conditions. Several products res... | Methyl ethyl ketone peroxide | Chemistry,Materials_science | 397 |
37,486,268 | https://en.wikipedia.org/wiki/Palo%20Alto%20Networks | Palo Alto Networks, Inc. is an American multinational cybersecurity company with headquarters in Santa Clara, California. The core product is a platform that includes advanced firewalls and cloud-based offerings that extend those firewalls to cover other aspects of security. The company serves over 70,000 organizations... | Palo Alto Networks | Technology | 1,172 |
10,977,572 | https://en.wikipedia.org/wiki/Haradh%20gas%20plant | The Haradh Gas Plant is one of the major gas plants in Saudi Arabia. It is located near Haradh village, 300 km southwest of Dhahran. The plant has a capacity of producing 1.6 BSCFD of natural gas and 170,000 BBL/day of condensate (oil). The plant processes only non-associated gas. The plant is considered to be a mid-si... | Haradh gas plant | Chemistry | 129 |
10,385,693 | https://en.wikipedia.org/wiki/Squirrel%20Systems | Squirrel Systems is a Burnaby-based point of sale vendor specializing in hospitality management systems. Squirrel is based in Burnaby, Canada.
History
Squirrel Systems was founded in 1984, and released the first restaurant point of sale system to use an integrated diskless touchscreen terminal for order management. Or... | Squirrel Systems | Technology | 520 |
54,439,547 | https://en.wikipedia.org/wiki/Administration%20of%20Radioactive%20Substances%20Advisory%20Committee | The Administration of Radioactive Substances Advisory Committee (ARSAC) is an advisory non-departmental public body of the government of the United Kingdom. It is sponsored by the Department of Health.
The committee advises government on the certification of doctors and dentists who want to use radioactive medicinal p... | Administration of Radioactive Substances Advisory Committee | Engineering | 264 |
22,332,556 | https://en.wikipedia.org/wiki/VERSAdos | VERSAdos is an operating system dating back to the early 1980s for use on the Motorola 68000 development system called the EXORmacs which featured the VERSAbus and an array of option cards. They were typically connected to CDC Phoenix disk drives running one to four 14-inch platters. The EXORmacs was used to emulate a ... | VERSAdos | Technology | 369 |
6,752,269 | https://en.wikipedia.org/wiki/Guy%20Medal | The Guy Medals are awarded by the Royal Statistical Society in three categories; Gold, Silver and Bronze. The Silver and Bronze medals are awarded annually. The Gold Medal was awarded every three years between 1987 and 2011, but is awarded biennially as of 2019. They are named after William Guy.
The Guy Medal in Gold ... | Guy Medal | Technology | 1,259 |
1,809,910 | https://en.wikipedia.org/wiki/Smart%20gun | A smart gun, also called a smart-gun, or smartgun, is a firearm that can detect its authorized user(s) or something that is normally only possessed by its authorized user(s). The term is also used in science fiction to refer to various types of semi-automatic firearms.
Smart guns have one or more systems that allow t... | Smart gun | Technology | 1,898 |
9,591,516 | https://en.wikipedia.org/wiki/Seer%20%28unit%29 | A Seer (also sihr) is a traditional unit of mass and volume used in large parts of Asia prior to the middle of the 20th century. It remains in use only in a few countries such as Afghanistan, Iran, and parts of India although in Iran it indicates a smaller unit of weight than the one used in India.
India
In India, th... | Seer (unit) | Physics,Mathematics | 309 |
9,502,948 | https://en.wikipedia.org/wiki/Bottleneck%20%28network%29 | In a communication network, sometimes a max-min fairness of the network is desired, usually opposed to the basic first-come first-served policy. With max-min fairness, data flow between any two nodes is maximized, but only at the cost of more or equally expensive data flows. To put it another way, in case of network co... | Bottleneck (network) | Technology | 317 |
172,190 | https://en.wikipedia.org/wiki/Castor%20oil | Castor oil is a vegetable oil pressed from castor beans, the seeds of the plant Ricinus communis. The seeds are 40 to 60 percent oil. It is a colourless or pale yellow liquid with a distinct taste and odor. Its boiling point is and its density is 0.961 g/cm3. It includes a mixture of triglycerides in which about 90 pe... | Castor oil | Chemistry | 2,815 |
46,229,692 | https://en.wikipedia.org/wiki/Berkeley%20cardinal | In set theory, Berkeley cardinals are certain large cardinals suggested by Hugh Woodin in a seminar at the University of California, Berkeley in about 1992.
A Berkeley cardinal is a cardinal κ in a model of Zermelo–Fraenkel set theory with the property that for every transitive set M that includes κ and α < κ, there i... | Berkeley cardinal | Mathematics | 376 |
4,842,646 | https://en.wikipedia.org/wiki/Reflex%20receiver | A reflex radio receiver, occasionally called a reflectional receiver, is a radio receiver design in which the same amplifier is used to amplify the high-frequency radio signal (RF) and low-frequency audio (sound) signal (AF). It was first invented in 1914 by German scientists Wilhelm Schloemilch and Otto von Bronk, an... | Reflex receiver | Engineering | 1,305 |
332,389 | https://en.wikipedia.org/wiki/Anastrozole | Anastrozole, sold under the brand name Arimidex among others, is an antiestrogenic medication used in addition to other treatments for breast cancer. Specifically it is used for hormone receptor-positive breast cancer. It has also been used to prevent breast cancer in those at high risk. It is taken by mouth.
Common s... | Anastrozole | Chemistry | 1,995 |
37,003,661 | https://en.wikipedia.org/wiki/Sentinel%20Space%20Telescope | The Sentinel Space Telescope was a space observatory to be developed by Ball Aerospace & Technologies for the B612 Foundation. The B612 Foundation is dedicated to protecting the Earth from dangerous asteroid strikes and Sentinel was to be the Foundation's first spacecraft tangibly to address that mission.
The space t... | Sentinel Space Telescope | Astronomy | 1,068 |
35,306,935 | https://en.wikipedia.org/wiki/Global%20Internet%20usage | Global Internet usage is the number of people who use the Internet worldwide.
Internet users
In 2015, the International Telecommunication Union estimated about 3.2 billion people, or almost half of the world's population, would be online by the end of the year. Of them, about 2 billion would be from developing countr... | Global Internet usage | Technology | 514 |
25,366,391 | https://en.wikipedia.org/wiki/J.%20Karl%20Hedrick | J. Karl Hedrick (August 26, 1944 – February 22, 2017) was an American control theorist and a professor in the Department of Mechanical Engineering at the University of California, Berkeley. He made seminal contributions in nonlinear control and estimation. Prior to joining the faculty at the University of California, ... | J. Karl Hedrick | Engineering | 291 |
3,188,240 | https://en.wikipedia.org/wiki/Radiant%20exitance | In radiometry, radiant exitance or radiant emittance is the radiant flux emitted by a surface per unit area, whereas spectral exitance or spectral emittance is the radiant exitance of a surface per unit frequency or wavelength, depending on whether the spectrum is taken as a function of frequency or of wavelength. This... | Radiant exitance | Physics,Mathematics,Engineering | 481 |
17,583,286 | https://en.wikipedia.org/wiki/Farmers%20Bank%20Building%20%28Pittsburgh%29 | The Farmers Bank Building was a 27-story, skyscraper in Pittsburgh, Pennsylvania completed in 1902 and demolished on May 25, 1997. The University of Pittsburgh's online digital library states the building was constructed in 1903 and had 24 stories. To a generation of Pittsburgh sports fans the building is well reme... | Farmers Bank Building (Pittsburgh) | Engineering | 317 |
44,412 | https://en.wikipedia.org/wiki/Sedimentary%20rock | Sedimentary rocks are types of rock that are formed by the accumulation or deposition of sediments, ie. mineral or organic particles, at Earth's surface, followed by cementation. Sedimentation is the collective name for processes that cause these particles to settle in place. The particles that form a sedimentary rock ... | Sedimentary rock | Physics | 8,506 |
12,328,822 | https://en.wikipedia.org/wiki/Attenuation%20coefficient | The linear attenuation coefficient, attenuation coefficient, or narrow-beam attenuation coefficient characterizes how easily a volume of material can be penetrated by a beam of light, sound, particles, or other energy or matter. A coefficient value that is large represents a beam becoming 'attenuated' as it passes thro... | Attenuation coefficient | Physics,Mathematics,Engineering | 2,025 |
41,014,228 | https://en.wikipedia.org/wiki/Shoes%20%282012%20film%29 | Shoes is a 2012 international short film directed, written and produced by Konstantin Fam. The film is the result of a joint effort by professional team from Russia, the USA, the Czech Republic, Poland, France, Belarus and Ukraine. The film is the first novel of the film trilogy "Witnesses" dedicated to the memory of v... | Shoes (2012 film) | Biology | 861 |
9,443,870 | https://en.wikipedia.org/wiki/Syracuse%20dish | A Syracuse dish or Syracuse watch glass is a shallow, circular, flat-bottomed dish of thick glass. Usually, it is 67 mm in outer diameter and 52 mm in inner diameter.
Background
Nathan Cobb, one of the pioneers of nematology in the United States, was the first who suggested using the syracuse dish for counting nemato... | Syracuse dish | Biology | 97 |
31,329,979 | https://en.wikipedia.org/wiki/Conductivity%20near%20the%20percolation%20threshold | Conductivity near the percolation threshold in physics, occurs in a mixture between a dielectric and a metallic component. The conductivity and the dielectric constant of this mixture show a critical behavior if the fraction of the metallic component reaches the percolation threshold.
The behavior of the conductivi... | Conductivity near the percolation threshold | Physics,Materials_science,Mathematics | 853 |
230,661 | https://en.wikipedia.org/wiki/Alec%20Issigonis | Sir Alexander Arnold Constantine Issigonis (Greek: σερ Άλεκ, Αλέξανδρος Αρνόλδος Κωνσταντίνος Ισηγόνης) (18 November 1906 – 2 October 1988) was a British-Greek automotive designer. He designed the Mini, launched by the British Motor Corporation in 1959, and voted the second most influential car of the 20th century in... | Alec Issigonis | Engineering | 2,011 |
44,764,591 | https://en.wikipedia.org/wiki/Nucleus%20%28order%20theory%29 | In mathematics, and especially in order theory, a nucleus is a function on a meet-semilattice such that (for every in ):
Every nucleus is evidently a monotone function.
Frames and locales
Usually, the term nucleus is used in frames and locales theory (when the semilattice is a frame).
Proposition: If is... | Nucleus (order theory) | Mathematics | 102 |
24,808,275 | https://en.wikipedia.org/wiki/Fomite | A fomite () or fomes () is any inanimate object that, when contaminated with or exposed to infectious agents (such as pathogenic bacteria, viruses or fungi), can transfer disease to a new host.
Transfer of pathogens by fomites
A fomite is any inanimate object (also called passive vector) that, when contaminated with o... | Fomite | Environmental_science | 1,612 |
44,470,705 | https://en.wikipedia.org/wiki/Ziegler%20process | In organic chemistry, the Ziegler process (also called the Ziegler-Alfol synthesis) is a method for producing fatty alcohols from ethylene using an organoaluminium compound. The reaction produces linear primary alcohols with an even numbered carbon chain. The process uses an aluminum compound to oligomerize ethylene an... | Ziegler process | Chemistry | 712 |
147,973 | https://en.wikipedia.org/wiki/Creator%20code | A creator code is a mechanism introduced in the classic Mac OS to link a data file to the application program which created it. The similar type code held the file type, like "TEXT". Together, the type and creator indicated what application should be used to open a file, similar to (but richer than) the file extensions... | Creator code | Technology | 666 |
14,432,911 | https://en.wikipedia.org/wiki/Puppet%20%28software%29 | Puppet is a software configuration management tool developed by Puppet Inc., which is owned by Perforce, which is owned in turn by private equity firms. Puppet is used to manage stages of the IT infrastructure lifecycle.
Puppet uses an open-core model; its free-software version was released under version 2 of the GNU ... | Puppet (software) | Engineering | 760 |
45,668,983 | https://en.wikipedia.org/wiki/Sludge%20volume%20index | Sludge Volume Index (SVI) is a process control parameter used to describe the settling characteristics of sludge in the aeration tank of an activated sludge process. It was introduced by Mohlman in 1934 and has become one of the standard measures of the physical characteristics of activated sludge processes. The SVI i... | Sludge volume index | Chemistry,Engineering | 325 |
63,801,647 | https://en.wikipedia.org/wiki/Linear%20chain%20compound | In chemistry and materials science, linear chain compounds are materials composed of one-dimensional arrays of metal-metal bonded molecules or ions. Such materials exhibit anisotropic electrical conductivity.
Examples
Many linear chain compounds feature square planar complexes. One example is , which stack with dist... | Linear chain compound | Chemistry,Materials_science,Engineering | 335 |
58,746,462 | https://en.wikipedia.org/wiki/IEEE%20Transactions%20on%20Nuclear%20Science | IEEE Transactions on Nuclear Science is a peer-reviewed scientific journal published monthly by the IEEE. Sponsored by IEEE Nuclear and Plasma Sciences Society, the journal covers the theory, technology, and application areas related to nuclear science and engineering. Its editor-in-chief is Zane Bell (Oak Ridge Nation... | IEEE Transactions on Nuclear Science | Physics | 153 |
76,540,369 | https://en.wikipedia.org/wiki/Timekeeping%20on%20the%20Moon | Timekeeping on the Moon is an issue of synchronized human activity on the Moon and contact with such. The two main differences to timekeeping on Earth are the length of a day on the Moon, being the lunar day or lunar month, observable from Earth as the lunar phases, and the rate at which time progresses, with 24 hours ... | Timekeeping on the Moon | Physics | 791 |
2,544,148 | https://en.wikipedia.org/wiki/National%20Aerospace%20Laboratory%20of%20Japan | The National Aerospace Laboratory of Japan (NAL), was established in July 1955. Originally known as the National Aeronautical Laboratory, it assumed its present name with the addition of the Aerospace Division in 1963. Since its establishment, it has pursued research on aircraft, rockets, and other aeronautical transp... | National Aerospace Laboratory of Japan | Engineering | 315 |
17,972,479 | https://en.wikipedia.org/wiki/Luxemburg%E2%80%93Gorky%20effect | In radiophysics, the Luxemburg–Gorky effect (named after Radio Luxemburg and the city of Gorky (Nizhny Novgorod)) is a phenomenon of cross modulation between two radio waves, one of which is strong, passing through the same part of a medium, especially a conductive region of atmosphere or a plasma.
Current theory seem... | Luxemburg–Gorky effect | Physics | 385 |
9,246,889 | https://en.wikipedia.org/wiki/Netgraph | netgraph is the graph based kernel networking subsystem of FreeBSD since 3.4 and DragonFly BSD since the fork from FreeBSD. Netgraph provides support for L2TP, PPTP, ATM, Bluetooth using a modular set of nodes that are the graph.
Netgraph has also been ported on other Operating Systems:
NetBSD kernel 1.5V (not integr... | Netgraph | Technology | 211 |
36,967,101 | https://en.wikipedia.org/wiki/Iota%20Coronae%20Borealis | Iota Coronae Borealis, Latinized from ι Coronae Borealis, is a binary star system in the constellation Corona Borealis. It is visible to the naked eye with a combined apparent visual magnitude of is 4.96. Based upon an annual parallax shift of 10.46 mas as seen from the Earth, it is located about 312 light years from t... | Iota Coronae Borealis | Astronomy | 200 |
32,192,223 | https://en.wikipedia.org/wiki/Symphytum%20%C3%97%20uplandicum | Russian comfrey or Quaker comfrey (Symphytum × uplandicum, syn. S. peregrinum auct.) is a common hybrid between Symphytum officinale and S. asperum. It represents the economically most important kind of comfrey.
It occurs naturally in Caucasus region where it grows in waste areas and disturbed soils. It has been intro... | Symphytum × uplandicum | Biology | 1,301 |
1,589,135 | https://en.wikipedia.org/wiki/Hyperbolic%20manifold | In mathematics, a hyperbolic manifold is a space where every point looks locally like hyperbolic space of some dimension. They are especially studied in dimensions 2 and 3, where they are called hyperbolic surfaces and hyperbolic 3-manifolds, respectively. In these dimensions, they are important because most manifolds ... | Hyperbolic manifold | Mathematics | 635 |
11,558,054 | https://en.wikipedia.org/wiki/Microelectrode | A microelectrode is an electrode used in electrophysiology either for recording neural signals or for the electrical stimulation of nervous tissue (they were first developed by Ida Hyde in 1921). Pulled glass pipettes with tip diameters of 0.5 μm or less are usually filled with 3 molars potassium chloride solution ... | Microelectrode | Chemistry,Biology | 238 |
18,486,546 | https://en.wikipedia.org/wiki/Guanoxan | Guanoxan is a sympatholytic drug that was marketed as Envacar by Pfizer in the UK to treat high blood pressure. It was not widely used and was eventually withdrawn from the market due to liver toxicity.
References
Adrenergic release inhibitors
Benzodioxans
Guanidines
Hepatotoxins
Withdrawn drugs | Guanoxan | Chemistry | 75 |
56,835,885 | https://en.wikipedia.org/wiki/Fairfield%20Experiment | The Fairfield experiment was an experiment in industrial relations carried out at the Fairfield Shipbuilding and Engineering Company, Glasgow, during the 1960s. The experiment was initiated by Sir Iain Maxwell Stewart, industrialist, chairman of Thermotank Ltd, and signatory to the Marlow Declaration of the early 1960s... | Fairfield Experiment | Mathematics,Engineering | 167 |
89,231 | https://en.wikipedia.org/wiki/Deamination | Deamination is the removal of an amino group from a molecule. Enzymes that catalyse this reaction are called deaminases.
In the human body, deamination takes place primarily in the liver; however, it can also occur in the kidney. In situations of excess protein intake, deamination is used to break down amino acids for... | Deamination | Chemistry,Biology | 978 |
1,414,876 | https://en.wikipedia.org/wiki/Substitute%20natural%20gas | Substitute natural gas (SNG), or synthetic natural gas, is a fuel gas (predominantly methane, CH4) that can be produced from fossil fuels such as lignite coal, oil shale, or from biofuels (when it is named bio-SNG) or using electricity with power-to-gas systems.
SNG in the form of LNG or CNG can be used in road, rail,... | Substitute natural gas | Chemistry | 495 |
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