id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
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41,559,701 | https://en.wikipedia.org/wiki/68%20Cygni | 68 Cygni is the Flamsteed designation for a star in the constellation Cygnus. Located approximately distant, the star is a hot blue giant of spectral type O7.5IIIn((f)), a massive star that is likely currently expanding to become a supergiant. The star is surrounded by a ring-shaped nebula (likely a Strömgren sphere) ... | 68 Cygni | Astronomy | 1,579 |
5,340,708 | https://en.wikipedia.org/wiki/Carling%20%28sailing%29 | In shipbuilding, carlings are two pieces of timber laid fore and aft under the deck of a ship, from one beam to another, directly over the keel. They serve as a foundation for the whole body of the ship; on these the ledges rest, whereon the planks of the deck, and other structures are fastened. The ends of the carling... | Carling (sailing) | Engineering | 145 |
70,917,667 | https://en.wikipedia.org/wiki/Exceptional%20point | In quantum physics, exceptional points are singularities in the parameter space where two or more eigenstates (eigenvalues and eigenvectors) coalesce. These points appear in dissipative systems, which make the Hamiltonian describing the system non-Hermitian.
Photonics
The losses in photonic systems, are a feature use... | Exceptional point | Physics | 459 |
38,144,618 | https://en.wikipedia.org/wiki/3-Deoxy-D-arabino-heptulosonic%20acid%207-phosphate | {{DISPLAYTITLE:3-Deoxy-D-arabino-heptulosonic acid 7-phosphate}}
3-Deoxy--arabino-heptulosonic acid 7-phosphate (DAHP) is a 7-carbon ulosonic acid. This compound is found in the shikimic acid biosynthesis pathway and is an intermediate in the production of aromatic amino acids.
Phosphoenolpyruvate and erythrose-4-pho... | 3-Deoxy-D-arabino-heptulosonic acid 7-phosphate | Chemistry | 475 |
45,351,298 | https://en.wikipedia.org/wiki/Gustav%20Hahn | Gustav Hahn (27 July 1866 – 1 December 1962) was a German Canadian painter, muralist and interior decorator who pioneered the Art Nouveau style in Canada. Hahn was also an amateur astronomer, and his father, Otto Hahn, owned a collection of meteorites.
Life
Hahn was born in Reutlingen, then in the German Confederatio... | Gustav Hahn | Astronomy | 319 |
3,005,228 | https://en.wikipedia.org/wiki/Nuclear%20Explosions%20for%20the%20National%20Economy | Nuclear Explosions for the National Economy (; sometimes referred to as Program #7) was a Soviet program to investigate peaceful nuclear explosions (PNEs). It was analogous to the United States program Operation Plowshare, although the Soviet one consists of 124 tests.
One of the better-known tests was Chagan of Janua... | Nuclear Explosions for the National Economy | Chemistry | 1,903 |
24,508,936 | https://en.wikipedia.org/wiki/Gymnopilus%20luteocarneus | Gymnopilus luteocarneus is a species of mushroom-forming fungus in the family Hymenogastraceae.
Description
The cap is in diameter.
Habitat and distribution
Gymnopilus luteocarneus grows solitary to scattered, on conifer logs. It has been found in California in November.
See also
List of Gymnopilus species
Refere... | Gymnopilus luteocarneus | Biology | 101 |
14,569,866 | https://en.wikipedia.org/wiki/Abu%20Sayda%20chlorine%20bombing | The Abu Sayda bombing was a chlorine car bombing attack that occurred on 15 May 2007, in an open-air market in the Iraqi Diyala Governorate village of Abu Sayda. The attack killed up to 45 people and wounded 60 more in the Shia village, the highest death toll of all chlorine bombings in Iraq. Iraqi and American militar... | Abu Sayda chlorine bombing | Chemistry | 153 |
28,716 | https://en.wikipedia.org/wiki/Smelting | Smelting is a process of applying heat and a chemical reducing agent to an ore to extract a desired base metal product. It is a form of extractive metallurgy that is used to obtain many metals such as iron, copper, silver, tin, lead and zinc. Smelting uses heat and a chemical reducing agent to decompose the ore, drivin... | Smelting | Chemistry,Materials_science | 3,865 |
2,216,044 | https://en.wikipedia.org/wiki/Nuclear%20reaction%20analysis | Nuclear reaction analysis (NRA) is a nuclear method of nuclear spectroscopy in materials science to obtain concentration vs. depth distributions for certain target chemical elements in a solid thin film.
Mechanism of NRA
If irradiated with select projectile nuclei at kinetic energies Ekin, target solid thin-film chemi... | Nuclear reaction analysis | Physics,Chemistry,Materials_science,Engineering | 808 |
31,667,930 | https://en.wikipedia.org/wiki/Expander%20code | In coding theory, expander codes form a class of error-correcting codes that are constructed from bipartite expander graphs.
Along with Justesen codes, expander codes are of particular interest since they have a constant positive rate, a constant positive relative distance, and a constant alphabet size.
In fact, the al... | Expander code | Mathematics,Engineering | 1,542 |
24,509,226 | https://en.wikipedia.org/wiki/Gymnopilus%20nitens | Gymnopilus nitens is a species of mushroom in the family Hymenogastraceae.
See also
List of Gymnopilus species
External links
Gymnopilus nitens at Index Fungorum
nitens
Fungi of North America
Fungus species | Gymnopilus nitens | Biology | 53 |
21,061,331 | https://en.wikipedia.org/wiki/Financial%20Modelers%27%20Manifesto | The Financial Modelers' Manifesto was a proposal for more responsibility in risk management and quantitative finance written by financial engineers Emanuel Derman and Paul Wilmott. The manifesto includes a Modelers' Hippocratic Oath. The structure of the Financial Modelers' Manifesto mirrors that of The Communist Manif... | Financial Modelers' Manifesto | Mathematics | 364 |
57,197,043 | https://en.wikipedia.org/wiki/Prime%20omega%20function | In number theory, the prime omega functions and count the number of prime factors of a natural number Thereby (little omega) counts each distinct prime factor, whereas the related function (big omega) counts the total number of prime factors of honoring their multiplicity (see arithmetic function). That is, if w... | Prime omega function | Mathematics | 1,115 |
55,013,035 | https://en.wikipedia.org/wiki/French%20Crystallographic%20Association | The French Crystallographic Association (L’Association française de cristallographie or AFC) brings together physicists, chemists and biologists that use crystals and crystallography in their research or develop new crystallographic methods. Originally part of the French Society of Mineralogy, the AFC was founded in 19... | French Crystallographic Association | Chemistry,Materials_science | 359 |
28,306,565 | https://en.wikipedia.org/wiki/Gilbert%20Morgan%20Smith%20Medal | The Gilbert Morgan Smith Medal is awarded by the U.S. National Academy of Sciences "in recognition of excellence in published research on marine or freshwater algae." It has been awarded every three years since 1979.
List of Gilbert Morgan Smith Medal winners
Source: NAS
Mark E. Hay (2018)
For developing algae as t... | Gilbert Morgan Smith Medal | Technology | 697 |
29,690,231 | https://en.wikipedia.org/wiki/Hybtonite | Hybtonite is trademark of Amroy Europe Oy for carbon nanoepoxy resins. It is a family of composite resins reinforced with carbon nanotubes (CNTs).
The material and the manufacturing method were originally developed in the Nanoscience Center of the University of Jyväskylä during the years 2002 to 2004.
Ultrasound is us... | Hybtonite | Physics,Chemistry,Materials_science | 413 |
37,665,404 | https://en.wikipedia.org/wiki/Phi1%20Lupi | {{DISPLAYTITLE:Phi1 Lupi}}
Phi1 Lupi is a solitary star in the southern constellation of Lupus. It is visible to the naked eye with an apparent visual magnitude of 3.58. Based upon an annual parallax shift of 11.86 mas as seen from Earth, it is located around 275 light years from the Sun. The star is drifting closer w... | Phi1 Lupi | Astronomy | 244 |
1,170,160 | https://en.wikipedia.org/wiki/Chirality%20%28mathematics%29 | In geometry, a figure is chiral (and said to have chirality) if it is not identical to its mirror image, or, more precisely, if it cannot be mapped to its mirror image by rotations and translations alone. An object that is not chiral is said to be achiral.
A chiral object and its mirror image are said to be enantiomor... | Chirality (mathematics) | Physics,Chemistry,Mathematics,Biology | 949 |
3,892,745 | https://en.wikipedia.org/wiki/Dissolved%20air%20flotation | Dissolved air flotation (DAF) is a water treatment process that clarifies wastewaters (or other waters) by the removal of suspended matter such as oil or solids. The removal is achieved by dissolving air in the water or wastewater under pressure and then releasing the air at atmospheric pressure in a flotation tank bas... | Dissolved air flotation | Chemistry,Engineering,Environmental_science | 765 |
61,657,506 | https://en.wikipedia.org/wiki/Hydnellum%20scabrosum | Hydnellum scabrosum, also called bitter tooth or bitter hedgehog, is a species of tooth fungus in the family Bankeraceae.
Taxonomy
It was originally described by Swedish botanist Elias Fries as Hydnum scabrosum in 1836. Finnish mycologist Petter Karsten moved it to the genus Sarcodon in 1881. This species remained as... | Hydnellum scabrosum | Biology | 435 |
1,956,306 | https://en.wikipedia.org/wiki/Product%20order | In mathematics, given a partial order and on a set and , respectively, the product order (also called the coordinatewise order or componentwise order) is a partial ordering on the Cartesian product Given two pairs and in declare that if and
Another possible ordering on is the lexicographical order. It is ... | Product order | Mathematics | 333 |
24,507,887 | https://en.wikipedia.org/wiki/Gymnopilus%20sordidostipes | Gymnopilus sordidostipes is a species of mushroom-forming fungus in the family Hymenogastraceae.
Description
The cap is in diameter.
Distribution and habitat
Gymnopilus sordidostipes has been found growing in clusters on sawdust, in Oregon during November.
See also
List of Gymnopilus species
References
sordidost... | Gymnopilus sordidostipes | Biology | 97 |
21,210 | https://en.wikipedia.org/wiki/Niels%20Bohr | Niels Henrik David Bohr (7 October 1885 – 18 November 1962) was a Danish theoretical physicist who made foundational contributions to understanding atomic structure and quantum theory, for which he received the Nobel Prize in Physics in 1922. Bohr was also a philosopher and a promoter of scientific research.
Bohr deve... | Niels Bohr | Physics | 9,360 |
5,347,173 | https://en.wikipedia.org/wiki/Lopinavir | Lopinavir is an antiretroviral of the protease inhibitor class. It is used against HIV infections as a fixed-dose combination with another protease inhibitor, ritonavir (lopinavir/ritonavir).
It was patented in 1995 and approved for medical use in 2000. Considered now as second-line therapy in the West, it is still pr... | Lopinavir | Chemistry | 577 |
13,593 | https://en.wikipedia.org/wiki/Java%20applet | Java applets are small applications written in the Java programming language, or another programming language that compiles to Java bytecode, and delivered to users in the form of Java bytecode.
At the time of their introduction, the intended use was for the user to launch the applet from a web page, and for the apple... | Java applet | Technology | 3,697 |
11,755,005 | https://en.wikipedia.org/wiki/Ovulitis%20azaleae | Ovulitis azaleae is a plant pathogen affecting azaleas and rhododendrons.
See also
List of azalea diseases
List of rhododendron diseases
References
External links
Index Fungorum
USDA ARS Fungal Database
Fungal plant pathogens and diseases
Ornamental plant pathogens and diseases
Sclerotiniaceae
Fungus species | Ovulitis azaleae | Biology | 72 |
36,393,632 | https://en.wikipedia.org/wiki/USA-199 | USA-199, also known as GPS IIR-18(M), GPS IIRM-5 and GPS SVN-57, is an American navigation satellite which forms part of the Global Positioning System. It was the fifth of eight Block IIRM satellites to be launched, and the eighteenth of twenty one Block IIR satellites overall. It was built by Lockheed Martin, using th... | USA-199 | Technology | 275 |
61,519,996 | https://en.wikipedia.org/wiki/C22H17F2N5OS | {{DISPLAYTITLE:C22H17F2N5OS}}
The molecular formula C22H17F2N5OS (molar mass: 437.465 g/mol, exact mass: 437.1122 u) may refer to:
Isavuconazonium
Ravuconazole
Molecular formulas | C22H17F2N5OS | Physics,Chemistry | 72 |
62,119 | https://en.wikipedia.org/wiki/Bradford%27s%20law | Bradford's law is a pattern first described by Samuel C. Bradford in 1934 that estimates the exponentially diminishing returns of searching for references in science journals. One formulation is that if journals in a field are sorted by number of articles into three groups, each with about one-third of all articles, th... | Bradford's law | Mathematics,Technology | 1,203 |
40,613,802 | https://en.wikipedia.org/wiki/Hispanic%20Scientist%20of%20the%20Year%20Award | The Museum of Science & Industry (Tampa) honors a Hispanic scientist every year since 2001. MOSI awards a Scientist every year to provide role models for the diverse youth of the Tampa Bay area.
2001
The 2001 honoree was Dr. Alejandro Acevedo-Gutierrez, a Marine Biologist from Mexico.
2002
The 2002 honoree was Fernan... | Hispanic Scientist of the Year Award | Technology | 491 |
45,288,828 | https://en.wikipedia.org/wiki/High-performance%20instrumented%20airborne%20platform%20for%20environmental%20research | The high-performance instrumented airborne platform for environmental research (HIAPER) is a modified Gulfstream V aircraft operated by the Earth Observing Laboratory at the National Center for Atmospheric Research (NCAR) in Boulder, Colorado. The aircraft was purchased brand-new from Gulfstream Aerospace in 2002 and t... | High-performance instrumented airborne platform for environmental research | Technology,Engineering | 222 |
5,296,754 | https://en.wikipedia.org/wiki/Samarium%28III%29%20fluoride | Samarium(III) fluoride (SmF3) is a slightly hygroscopic solid fluoride. Conditions/substances to avoid are: open flame, moisture, strong acids.
Preparation
Samarium(III) fluoride can be obtained by reacting SmCl3 or Sm2(CO3)3 with 40% hydrofluoric acid:
Samarium(III) fluoride can also be produced by hydrothermal re... | Samarium(III) fluoride | Chemistry | 248 |
20,943,074 | https://en.wikipedia.org/wiki/Acetylenic | In organic chemistry, the term acetylenic designates
A doubly unsaturated position (sp-hybridized) on a molecular framework, for instance in an alkyne such as acetylene;
An ethynyl fragment, HCC–, or substituted homologue.
See also
Allylic
Propargylic
Vinylic
Organic chemistry | Acetylenic | Chemistry | 74 |
59,466,172 | https://en.wikipedia.org/wiki/Geophis%20dunni | Geophis dunni, Dunn's earth snake, is a species of enigmatic snake in the family Colubridae. The species is presumably endemic to Nicaragua and is only known from a single specimen discovered in 1932. This specimen, the holotype, was discovered by Karl Patterson Schmidt in the stomach of a Central American coral snak... | Geophis dunni | Biology | 419 |
17,345,761 | https://en.wikipedia.org/wiki/List%20of%20image-sharing%20websites | This article presents a non-exhaustive list of notable image-sharing websites.
Active image-sharing websites
Defunct photo-sharing websites
These also include sites that may still operate, but do not accept new users. Listed in chronological order of shutdown.
Comparison of photo-sharing websites
Legend:
File forma... | List of image-sharing websites | Technology | 464 |
6,738,560 | https://en.wikipedia.org/wiki/Engin%20Blind%C3%A9%20du%20G%C3%A9nie | The Engin Blindé du Génie (EBG; "armoured engineering vehicle") is a French military engineering vehicle. Its chassis is that of the AMX-30 battle tank.
Development of the vehicle began in the 1980s. It was pressed into service by the French Army in 1989 for the Gulf War, which revealed that the design needed further... | Engin Blindé du Génie | Engineering | 271 |
40,545,481 | https://en.wikipedia.org/wiki/Ministry%20of%20Energy%20%28Saudi%20Arabia%29 | The Ministry of Energy () is a government ministry in Saudi Arabia and part of the cabinet. It is responsible for developing and implementing policies concerning petroleum and related products. The Ministry of Energy is working to diversify the national energy mix used in electricity production, increasing the share of... | Ministry of Energy (Saudi Arabia) | Engineering | 591 |
35,888,911 | https://en.wikipedia.org/wiki/Arctic%20GmbH | Arctic GmbH, formerly known as Arctic Cooling, is a German, Swiss-founded manufacturer of computer cooling components, mainly CPU and graphics card coolers, case fans and thermal compound. Since 2010, Arctic expanded its business by starting a range of products to cater other consumer demands beyond that of computer co... | Arctic GmbH | Technology | 1,804 |
35,046,077 | https://en.wikipedia.org/wiki/Abell%202390 | Abell 2390 is a massive galaxy cluster located in the constellation Pegasus. It is classified as an X-ray and rich galaxy clusters measured cooling rate of 200-300 Mʘyr−1. The galaxy cluster contains a cD galaxy called Abell 2390 BCG (short for brightest cluster galaxy), associated with a complex radio source, B2151+14... | Abell 2390 | Astronomy | 357 |
63,498,181 | https://en.wikipedia.org/wiki/Adawro%20exclosure | Adawro is an exclosure located in the Dogu'a Tembien woreda of the Tigray Region in Ethiopia. The area has been protected by the local community since 1994.
Environmental characteristics
Average slope gradient: 70%
Aspect: the exclosure is oriented towards the northeast
Minimum altitude: 2635 metres
Maximum altitu... | Adawro exclosure | Chemistry | 551 |
22,180,696 | https://en.wikipedia.org/wiki/GIS%20and%20public%20health | Geographic information systems (GISs) and geographic information science (GIScience) combine computer-mapping capabilities with additional database management and data analysis tools. Commercial GIS systems are very powerful and have touched many applications and industries, including environmental science, urban plan... | GIS and public health | Physics,Biology | 1,822 |
61,309,845 | https://en.wikipedia.org/wiki/Cefoperazone/sulbactam | Cefoperazone/sulbactam is a combination drug used as an antibiotic. It is effective for the treatment of urinary tract infections. It contains cefoperazone, a β-lactam antibiotic, and sulbactam, a β-lactamase inhibitor, which helps prevent bacteria from breaking down cefoperazone.
References
Drugs developed by Pfi... | Cefoperazone/sulbactam | Biology | 88 |
20,560,610 | https://en.wikipedia.org/wiki/Kenneth%20Loch | Lieutenant General Sir Kenneth Morley Loch, KCIE, KBE, CB, MC, (18 September 1890 – 9 January 1961) was a Scottish soldier in the British Army and defence planner.
Early life and military career
Born on 18 September 1890, Loch was educated at Wellington College, Berkshire and the Royal Military Academy, Woolwich, and,... | Kenneth Loch | Chemistry | 671 |
69,968,655 | https://en.wikipedia.org/wiki/Hairpin%20technology | Hairpin technology is a winding technology for stators in electric motors and generators and is also used for traction applications in electric vehicles. In contrast to conventional winding technologies, the hairpin technology is based on solid, flat copper bars which are inserted into the stator stack. These copper ba... | Hairpin technology | Technology,Engineering | 1,799 |
70,473,759 | https://en.wikipedia.org/wiki/Nissan%20NR%20engine | The Nissan NR is a family of prototype four-stroke 2.0-litre single-turbocharged inline-4 racing engine, developed and produced by Nissan for the Super GT series under the Nippon Race Engine framework. The engine has been produced in a number of different configurations over the years. The NR engine is fully custom-bui... | Nissan NR engine | Technology | 196 |
1,041,473 | https://en.wikipedia.org/wiki/Kavli%20Institute%20for%20Theoretical%20Physics | The Kavli Institute for Theoretical Physics (KITP) is a research institute of the University of California, Santa Barbara dedicated to theoretical physics. KITP is one of 20 Kavli Institutes.
The National Science Foundation has been the principal supporter of the institute since it was founded as the Institute for The... | Kavli Institute for Theoretical Physics | Physics | 496 |
78,819,121 | https://en.wikipedia.org/wiki/Chiodectonic%20acid | Chiodectonic acid is an organic compound in the structural class of chemicals known as anthraquinones. It occurs as a secondary metabolite in some lichens.
History
The red pigment "pyxiferin" was first isolated from the lichen Pyxine coccifera by K. Chandrasenan and colleagues in 1965, who proposed a biphenylquinone ... | Chiodectonic acid | Chemistry | 495 |
57,410,053 | https://en.wikipedia.org/wiki/Proline%20isomerization%20in%20epigenetics | In epigenetics, proline isomerization is the effect that cis-trans isomerization of the amino acid proline has on the regulation of gene expression. Similar to aspartic acid, the amino acid proline has the rare property of being able to occupy both cis and trans isomers of its prolyl peptide bonds with ease. Peptidyl-p... | Proline isomerization in epigenetics | Physics,Chemistry,Biology | 2,438 |
1,481,059 | https://en.wikipedia.org/wiki/Sesamex | Sesamex, also called sesoxane, is an organic compound used as an adjuvant for synergy; that is, it enhances the potency of pesticides such pyrethrins and pyrethroids, but is itself not a pesticide.
Solubility
Sesamex is soluble in kerosene, freon 11, and freon 12.
References
Insecticides
Benzodioxoles
Phenol ethers | Sesamex | Chemistry | 92 |
50,398,478 | https://en.wikipedia.org/wiki/Selection%20principle | In mathematics, a selection principle is a rule asserting
the possibility of obtaining mathematically significant objects by
selecting elements from given sequences of sets. The theory of selection principles
studies these principles and their relations to other mathematical properties.
Selection principles mainly des... | Selection principle | Physics,Mathematics | 1,987 |
38,214,495 | https://en.wikipedia.org/wiki/Organic%20Geochemistry | Organic Geochemistry is a monthly peer-reviewed scientific journal published by Elsevier covering research on all aspects of organic geochemistry. It is an official journal of the European Association of Organic Geochemists. The editors-in-chief are Bart van Dongen (University of Manchester), Elizabeth Minor (Universit... | Organic Geochemistry | Chemistry | 177 |
25,665,804 | https://en.wikipedia.org/wiki/C22H30O5 | The molecular formula C22H30O5 (molar mass: 374.47 g/mol, exact mass: 374.2093 u) may refer to:
Etiprednol
Guanacastepene A
Jasmolin II
Methylprednisolone
Nandrolone hydrogen succinate, or nandrolone hemisuccinate
Molecular formulas | C22H30O5 | Physics,Chemistry | 78 |
29,401,709 | https://en.wikipedia.org/wiki/Lucas%2014CUX | The Lucas 14CUX (sometimes referred to as the Rover 14CUX) is an automotive electronic fuel injection system developed by Lucas Industries and fitted to the Rover V8 engine in Land Rover vehicles between 1990 and 1995. The system was also paired with the Rover V8 by a number of low-volume manufacturers such as TVR, Mar... | Lucas 14CUX | Technology | 1,851 |
55,092,950 | https://en.wikipedia.org/wiki/Mycoacia%20rubiginosa | Mycoacia rubiginosa is a species of toothed crust fungus in the family Meruliaceae. It was described as a new species in 2004 by mycologists Kurt Hjortstam and Leif Ryvarden. The type collection was made in Sierra Nevada de Santa Marta, in Magdalena, Colombia, where the fungus was found growing on dead hardwood. It is ... | Mycoacia rubiginosa | Biology | 188 |
965,259 | https://en.wikipedia.org/wiki/Cable%20modem%20termination%20system | A cable modem termination system (CMTS, also called a CMTS Edge Router) is a piece of equipment, typically located in a cable company's headend or hubsite, which is used to provide data services, such as cable Internet or Voice over IP, to cable subscribers.
A CMTS provides similar functions to a DSLAM in a digital s... | Cable modem termination system | Technology | 2,080 |
185,046 | https://en.wikipedia.org/wiki/Summer%20Triangle | The Summer Triangle is an astronomical asterism in the northern celestial hemisphere. The defining vertices of this imaginary triangle are at Altair, Deneb, and Vega, each of which is the brightest star of its constellation (Aquila, Cygnus, and Lyra, respectively). The greatest declination is +45° and lowest is +9° me... | Summer Triangle | Astronomy | 644 |
27,430,123 | https://en.wikipedia.org/wiki/Integer%20triangle | An integer triangle or integral triangle is a triangle all of whose side lengths are integers. A rational triangle is one whose side lengths are rational numbers; any rational triangle can be rescaled by the lowest common denominator of the sides to obtain a similar integer triangle, so there is a close relationship ... | Integer triangle | Mathematics | 5,045 |
12,929,900 | https://en.wikipedia.org/wiki/Transovarial%20transmission | Transovarial or transovarian transmission (transmission from parent to offspring via the ovaries) occurs in certain arthropod vectors as they transmit pathogens from parent to offspring. This process, used by a wide variety of parasites, is also known as vertical transmission. For example, Rickettsia rickettsii, carrie... | Transovarial transmission | Environmental_science | 342 |
5,542,455 | https://en.wikipedia.org/wiki/Outrageous%20Betrayal | Outrageous Betrayal: The Dark Journey of Werner Erhard from est to Exile is a non-fiction book written by freelance journalist Steven Pressman and first published in 1993 by St. Martin's Press. The book gives an account of Werner Erhard's early life as Jack Rosenberg, his exploration of various forms of self-help techn... | Outrageous Betrayal | Biology | 1,353 |
48,981,762 | https://en.wikipedia.org/wiki/Attainable%20region%20theory | Attainable region (AR) theory is a branch of chemical engineering, specifically chemical reaction engineering, that uses geometric and mathematical optimization concepts to assist in the design of networks of chemical reactors. AR theory is a method to help define the best reactor flowsheet using graphical techniques f... | Attainable region theory | Chemistry,Engineering | 440 |
1,160,209 | https://en.wikipedia.org/wiki/Poor%20man%27s%20copyright | Poor man's copyright is a method of using registered dating by the postal service, a notary public or other highly trusted source to date intellectual property, thereby helping to establish that the material has been in one's possession since a particular time. The concept is based on the notion that, in the event that... | Poor man's copyright | Technology | 446 |
38,289,515 | https://en.wikipedia.org/wiki/Extracellular%20RNA | Extracellular RNA (exRNA) describes RNA species present outside of the cells in which they were transcribed. Carried within extracellular vesicles, lipoproteins, and protein complexes, exRNAs are protected from ubiquitous RNA-degrading enzymes. exRNAs may be found in the environment or, in multicellular organisms, with... | Extracellular RNA | Chemistry,Biology | 2,038 |
15,132,605 | https://en.wikipedia.org/wiki/DeathSpank | DeathSpank, also known as DeathSpank: Orphans of Justice, is an action role-playing video game developed by Hothead Games and published by Electronic Arts. It was created by game designers Ron Gilbert and Clayton Kauzlaric. The game was released on July 13, 2010 on the PlayStation 3 via the PlayStation Network and on ... | DeathSpank | Physics | 2,650 |
41,969,260 | https://en.wikipedia.org/wiki/National%20Supercomputer%20Centre%20in%20Sweden | The National Supercomputer Centre in Sweden (NSC) is located in Linköping and operates the Triolith supercomputer which achieved 407.2 Teraflops on the LINPACK benchmark which rendered it place 79 on the November 2013 issue of the Top500 list of the fastest supercomputers in the world.
Notes
External links
National... | National Supercomputer Centre in Sweden | Technology | 91 |
43,211,917 | https://en.wikipedia.org/wiki/Aphanopleura%20zangelanica | Aphanopleura zangelanica, the Zangelanian aphanopleura, is a species in the family Apiaceae that is endemic to the Zəngilan district of Azerbaijan. It is only known from its type specimen collected in 1971.
References
Apioideae
Endemic flora of Azerbaijan
Plants described in 1975
Species known from a single specimen | Aphanopleura zangelanica | Biology | 74 |
6,606,771 | https://en.wikipedia.org/wiki/Bis%28trimethylsilyl%29amine | Bis(trimethylsilyl)amine (also known as hexamethyldisilazane and HMDS) is an organosilicon compound with the molecular formula [(CH3)3Si]2NH. The molecule is a derivative of ammonia with trimethylsilyl groups in place of two hydrogen atoms. An electron diffraction study shows that silicon-nitrogen bond length (173.5 pm... | Bis(trimethylsilyl)amine | Chemistry | 942 |
69,299,015 | https://en.wikipedia.org/wiki/Robert%20Glaeser | Robert Martin Glaeser (born July 20, 1937) is an American biochemist. He is a professor emeritus of Biochemistry, Biophysics and Structural Biology at the University of California, Berkeley and a faculty scientist at Lawrence Berkeley National Laboratory, in Berkeley, California, US. His main research area is electron ... | Robert Glaeser | Chemistry | 304 |
77,670,151 | https://en.wikipedia.org/wiki/Absconditabacterales%20genetic%20code | The Absconditabacterales genetic code (tentative code number 37) translates UGA to glycine, and CGG and GCA to tryptophan, as determined by the codon assignment software Codetta; it was further shown that these recodings are associated with three special tRNAs with appropriate anticodons and tRNA identity elements. Cod... | Absconditabacterales genetic code | Biology | 401 |
54,275,492 | https://en.wikipedia.org/wiki/Carpenter%20v.%20United%20States | Carpenter v. United States, , is a landmark United States Supreme Court case concerning the privacy of historical cell site location information (CSLI). The Court held that government entities violate the Fourth Amendment to the United States Constitution when accessing historical CSLI records containing the physical l... | Carpenter v. United States | Technology,Engineering | 2,143 |
3,238,386 | https://en.wikipedia.org/wiki/Landscape%20planning | Landscape planning is a branch of landscape architecture. According to Erv Zube (1931–2002) landscape planning is defined as an activity concerned with developing landscaping amongst competing land uses while protecting natural processes and significant cultural and natural resources. Park systems and greenways of the ... | Landscape planning | Engineering | 1,413 |
20,415,389 | https://en.wikipedia.org/wiki/Ontogenetic%20parade | In developmental psychology, the ontogenetic parade is the term introduced by Isaac Marks for the predictable pattern of the development of normal childhood fears: emergence, plateau, and decline.
References
Developmental psychology
Fear | Ontogenetic parade | Biology | 41 |
26,527,537 | https://en.wikipedia.org/wiki/Drawbar%20pull | In automotive engineering, drawbar pull is the amount of horizontal force available to a vehicle at the drawbar for accelerating or pulling a load.
Drawbar pull is a function of velocity, and in general decreases as the speed of the vehicle increases (due both to increasing resistance and decreasing transmission gear ... | Drawbar pull | Engineering | 135 |
1,877,692 | https://en.wikipedia.org/wiki/Latten | Historically, the term "latten" referred loosely to the copper alloys such as brass
or bronze
that appeared in the Middle Ages and through to the late-18th and early-19th centuries. Such alloys were used for monumental brasses, in decorative effects on borders, rivets or other details of metalwork (particularly armour)... | Latten | Chemistry | 372 |
57,769,133 | https://en.wikipedia.org/wiki/Close%20Coupled%20Cooling | Close Coupled Cooling is a last generation cooling system particularly used in data centers. The goal of close coupled cooling is to bring heat transfer closest to its source: the equipment rack. By moving the air conditioner closer to the equipment rack a more precise delivery of inlet air and a more immediate capture... | Close Coupled Cooling | Technology | 1,786 |
44,937,193 | https://en.wikipedia.org/wiki/Association%20of%20Swedish%20Engineering%20Industries | The Technology Industries of Sweden () is a Swedish trade organization representing employers of multinational engineering and industrial manufacturing companies. The member companies operate in a range of sectors that include telecommunications, fabricated metal products, electronics, machinery and equipment, office m... | Association of Swedish Engineering Industries | Engineering | 597 |
62,067,745 | https://en.wikipedia.org/wiki/Visiting%20the%20sick | Visiting the sick, either at hospital or their home, is a recommended philanthropic deed in different cultures and religions, including Christianity, Judaism and Islam and is considered an aspect of benevolence and a work of mercy.
In Judaism, for instance, the act is called bikur cholim and is considered a part of m... | Visiting the sick | Biology | 160 |
11,123 | https://en.wikipedia.org/wiki/Fornax | Fornax () is a constellation in the southern celestial hemisphere, partly ringed by the celestial river Eridanus. Its name is Latin for furnace. It was named by French astronomer Nicolas Louis de Lacaille in 1756. Fornax is one of the 88 modern constellations.
The three brightest stars—Alpha, Beta and Nu Fornacis—form... | Fornax | Astronomy | 2,982 |
70,182,860 | https://en.wikipedia.org/wiki/11%20Sagittae | 11 Sagittae is a blue in the constellation Sagitta with a spectral type of B9III.
Naming
It is in the Chinese asterism (), or Left Flag which consists of 11 Sagittae, γ Sagittae, α Sagittae, β Sagittae, δ Sagittae, ζ Sagittae, 13 Sagittae, 14 Sagittae and ρ Aquilae. Consequently, the Chinese name for γ Sagittae itsel... | 11 Sagittae | Astronomy | 135 |
166,803 | https://en.wikipedia.org/wiki/Shutter%20speed | In photography, shutter speed or exposure time is the length of time that the film or digital sensor inside the camera is exposed to light (that is, when the camera's shutter is open) when taking a photograph.
The amount of light that reaches the film or image sensor is proportional to the exposure time. of a second w... | Shutter speed | Physics | 2,195 |
75,656,839 | https://en.wikipedia.org/wiki/IBM%20Osprey | IBM Osprey is a 433-qubit quantum processor created by IBM, revealed during the IBM Quantum Summit 2022, which occurred on November 9, 2022, in New York, United States.
It is 3 times larger than its predecessor, the IBM Eagle.
It needs to be cooled down to a temperature of ~0.02 K (-273.13 °C).
References
Quantum ... | IBM Osprey | Technology | 89 |
12,819,244 | https://en.wikipedia.org/wiki/Spermine%20synthase | Spermine synthase (, spermidine aminopropyltransferase, spermine synthetase) is an enzyme that converts spermidine into spermine. This enzyme catalyses the following chemical reaction
S-adenosylmethioninamine + spermidine S-methyl-5'-thioadenosine + spermine
Spermine synthase is an enzyme involved in polyamine biosy... | Spermine synthase | Chemistry,Biology | 206 |
68,714,225 | https://en.wikipedia.org/wiki/Bis%28trifluoromethyl%29%20disulfide | Bis(trifluoromethyl) disulfide (TFD) is a fluorinated organosulfur compound that was used as a fumigant. It is also an intermediate in the synthesis of triflic acid. It is a volatile liquid that is extremely toxic by inhalation.
Synthesis
TFD can be produced by reaction of perchloromethyl mercaptan or thiophosgene wit... | Bis(trifluoromethyl) disulfide | Chemistry | 208 |
4,995,149 | https://en.wikipedia.org/wiki/Forensic%20electrical%20engineering | Forensic electrical engineering is a branch of forensic engineering, and is concerned with investigating electrical failures and accidents in a legal context. Many forensic electrical engineering investigations apply to fires suspected to be caused by electrical failures. Forensic electrical engineers are most comm... | Forensic electrical engineering | Engineering | 1,045 |
35,557,898 | https://en.wikipedia.org/wiki/Biology%20and%20consumer%20behaviour | Consumer behaviour is the study of the motivations surrounding a purchase of a product or service. It has been linked to the field of psychology, sociology and economics in attempts to analyse when, why, where and how people purchase in the way that they do. However, little literature has considered the link between co... | Biology and consumer behaviour | Biology | 2,960 |
10,353,141 | https://en.wikipedia.org/wiki/West%20Virginia%20statistical%20areas | The U.S. currently has 20 statistical areas that have been delineated by the Office of Management and Budget (OMB). On July 21, 2023, the OMB delineated five combined statistical areas, 10 metropolitan statistical areas, and five micropolitan statistical areas in . As of 2023, the largest of these is the Charleston-Hu... | West Virginia statistical areas | Mathematics | 202 |
41,045,246 | https://en.wikipedia.org/wiki/Sound%20map | Sound maps are digital geographical maps that put emphasis on the sonic representation of a specific location. Sound maps are created by associating landmarks (streets in a city, train stations, stores, pathways, factories, oil pumps, etc.) and soundscapes.
The term “soundscape” refers to the sonic environment of a sp... | Sound map | Physics | 1,680 |
383,833 | https://en.wikipedia.org/wiki/Implosion%20%28mechanical%20process%29 | Implosion is the collapse of an object into itself from a pressure differential or gravitational force. The opposite of explosion (which expands the volume), implosion reduces the volume occupied and concentrates matter and energy. Implosion involves a difference between internal (lower) and external (higher) pressure,... | Implosion (mechanical process) | Physics,Engineering | 691 |
43,141,101 | https://en.wikipedia.org/wiki/European%20Glass%20Experience | European Glass Experience is a project coordinated by the City of Venice in collaboration with Consorzio Promovetro Murano and the Murano Glass Museum. It represents an international celebration of contemporary glass art and, most of all, of its makers.
The project
EGE was officially launched on September 11, 2013 dur... | European Glass Experience | Materials_science,Engineering | 520 |
2,841,008 | https://en.wikipedia.org/wiki/Holomorph%20%28mathematics%29 | In mathematics, especially in the area of algebra known as group theory, the holomorph of a group , denoted , is a group that simultaneously contains (copies of) and its automorphism group . It provides interesting examples of groups, and allows one to treat group elements and group automorphisms in a uniform context... | Holomorph (mathematics) | Mathematics | 1,062 |
25,199,553 | https://en.wikipedia.org/wiki/Operand%20forwarding | Operand forwarding (or data forwarding) is an optimization in pipelined CPUs to limit performance deficits which occur due to pipeline stalls. A data hazard can lead to a pipeline stall when the current operation has to wait for the results of an earlier operation which has not yet finished.
Example
ADD A B C #A=B+... | Operand forwarding | Technology,Engineering | 205 |
11,488,016 | https://en.wikipedia.org/wiki/Luminous%20red%20nova | A luminous red nova (abbr. LRN, pl. luminous red novae, pl.abbr. LRNe) is a stellar explosion thought to be caused by the merging of two stars. They are characterised by a distinct red colour, and a light curve that fades slowly with resurgent brightness in the infrared. Luminous red novae are not related to standard n... | Luminous red nova | Physics | 786 |
40,777,299 | https://en.wikipedia.org/wiki/Radioactive%20Isotope%20Beam%20Factory | The Radioactive Isotope Beam Factory is a multistage particle accelerator complex operated by Japan's Nishina Center for Accelerator-Based Science which is itself a part of the Institute of Physical and Chemical Research. Located in Saitama, the RIBF generates unstable nuclei of all elements up to uranium and studies t... | Radioactive Isotope Beam Factory | Physics,Engineering | 163 |
3,989,260 | https://en.wikipedia.org/wiki/Course-of-values%20recursion | In computability theory, course-of-values recursion is a technique for defining number-theoretic functions by recursion. In a definition of a function f by course-of-values recursion, the value of f(n) is computed from the sequence .
The fact that such definitions can be converted into definitions using a simpler for... | Course-of-values recursion | Mathematics | 1,096 |
66,423,508 | https://en.wikipedia.org/wiki/List%20of%20laboratory%20biosecurity%20incidents | This list of laboratory biosecurity incidents includes accidental laboratory-acquired infections and laboratory releases of lethal pathogens, containment failures in or during transport of lethal pathogens, and incidents of exposure of lethal pathogens to laboratory personnel, improper disposal of contaminated waste, a... | List of laboratory biosecurity incidents | Environmental_science | 186 |
2,802,690 | https://en.wikipedia.org/wiki/National%20Research%20Universal%20reactor | The National Research Universal (NRU) reactor was a 135 MW nuclear research reactor built in the Chalk River Laboratories, Ontario, one of Canada’s national science facilities. It was a multipurpose science facility that served three main roles. It generated radionuclides used to treat or diagnose over 20 million peopl... | National Research Universal reactor | Chemistry,Engineering | 2,610 |
31,366,708 | https://en.wikipedia.org/wiki/Golden%20Pipeline%20Heritage%20Trail | Golden Pipeline Heritage Trail (also known as the Golden Pipeline Drive Trail) was a project conducted by the National Trust of Western Australia along the Goldfields Water Supply Scheme pipeline at the time the pipeline was being celebrated for its 100 years of operation.
Project
The project included the creation of ... | Golden Pipeline Heritage Trail | Engineering | 304 |
40,067,524 | https://en.wikipedia.org/wiki/Oil%20industry%20in%20Poland | The oil industry in Poland began at Bóbrka Field in 1853 , followed by the first refinery in 1854. Poland was the third most productive region in the world in 1900. It now has only a small, mostly state-owned component, with production from its Permian Basin in the west, small and very old fields in the Carpathians in... | Oil industry in Poland | Chemistry | 2,695 |
628,991 | https://en.wikipedia.org/wiki/Adriaan%20van%20Roomen | Adriaan van Roomen (29 September 1561 – 4 May 1615), also known as Adrianus Romanus, was a mathematician, professor of medicine and medical astrologer from the Duchy of Brabant in the Habsburg Netherlands who was active throughout Central Europe in the late 16th and early 17th centuries. As a mathematician he worked in... | Adriaan van Roomen | Mathematics | 1,407 |
23,006,185 | https://en.wikipedia.org/wiki/Du%20Bois%20singularity | In algebraic geometry, Du Bois singularities are singularities of complex varieties studied by Du Bois.
Schwede gave the following characterisation of Du Bois singularities. Suppose that is a reduced closed subscheme of a smooth scheme .
Take a log resolution of in that is an isomorphism outside , and let be t... | Du Bois singularity | Mathematics | 101 |
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