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38155804 | https://en.wikipedia.org/wiki/Arenicola | Arenicola | Arenicola, also known as sandworms, is a genus of capitellid annelid worms comprising the lugworms and black lugs.
Species
The following species are recognised in the genus Arenicola:
Arenicola brasiliensis Nonato, 1958
Arenicola cristata Stimpson, 1856
Arenicola defodiens Cadman & Nelson-Smith, 1993
Arenicola gla... | Biology and health sciences | Lophotrochozoa | Animals | 620 |
36740699 | https://en.wikipedia.org/wiki/Position%20and%20momentum%20spaces | Position and momentum spaces | In physics and geometry, there are two closely related vector spaces, usually three-dimensional but in general of any finite dimension.
Position space (also real space or coordinate space) is the set of all position vectors r in Euclidean space, and has dimensions of length; a position vector defines a point in space. ... | Physical sciences | Quantum mechanics | Physics | 1,724 |
43801098 | https://en.wikipedia.org/wiki/Euharamiyida | Euharamiyida | Euharamiyida also known as Eleutherodontida, is clade of early mammals or mammal-like cynodonts from the Middle Jurassic to Early Cretaceous of Eurasia and possibly North America. The group is sometimes considered a sister group to Multituberculata, or part of an earlier divergence within the synapsid line. It is dispu... | Biology and health sciences | Stem-mammals | Animals | 388 |
50054690 | https://en.wikipedia.org/wiki/Vacuum%20drying | Vacuum drying | Vacuum drying is the mass transfer operation in which the moisture present in a substance, usually a wet solid, is removed by means of creating a vacuum.
In chemical processing industries like food processing, pharmacology, agriculture, and textiles, drying is an essential unit operation to remove moisture. Vacuum dr... | Physical sciences | Phase separations | Chemistry | 582 |
32582674 | https://en.wikipedia.org/wiki/Heterocongrinae | Heterocongrinae | The garden eels are the subfamily Heterocongrinae in the conger eel family Congridae. The majority of the 36 known species of garden eels live in the Indo-Pacific, but can be found in warm ocean water worldwide. These small eels live in burrows on the sea floor and get their name from the behavior of poking their heads... | Biology and health sciences | Anguilliformes | Animals | 168 |
42392462 | https://en.wikipedia.org/wiki/Chasles%27%20theorem%20%28kinematics%29 | Chasles' theorem (kinematics) | In kinematics, Chasles' theorem, or Mozzi–Chasles' theorem, says that the most general rigid body displacement can be produced by a screw displacement. A direct Euclidean isometry in three dimensions involves a translation and a rotation. The screw displacement representation of the isometry decomposes the translation ... | Physical sciences | Basics_4 | Physics | 1,013 |
43815710 | https://en.wikipedia.org/wiki/Amoeba | Amoeba | An amoeba (; less commonly spelled ameba or amœba; : amoebas (less commonly, amebas) or amoebae (amebae) ), often called an amoeboid, is a type of cell or unicellular organism with the ability to alter its shape, primarily by extending and retracting pseudopods. Amoebae do not form a single taxonomic group; instead, th... | Biology and health sciences | Other organisms: General | Plants | 4,448 |
56822861 | https://en.wikipedia.org/wiki/TikTok | TikTok | TikTok, known in mainland China and Hong Kong as Douyin (), is a short-form video-hosting service owned by Chinese internet company ByteDance. It hosts user-submitted videos, which may range in duration from three seconds to 60 minutes. It can be accessed both through a mobile app or through its website.
Since its lau... | Technology | Social network and blogging | null | 2,428 |
36762240 | https://en.wikipedia.org/wiki/Shrimp | Shrimp | A shrimp (: shrimp (US) or shrimps (UK)) is a crustacean (a form of shellfish) with an elongated body and a primarily swimming mode of locomotion – typically belonging to the Caridea or Dendrobranchiata of the order Decapoda, although some crustaceans outside of this order are also referred to as "shrimp".
More narro... | Biology and health sciences | Crustaceans | null | 5,736 |
42411494 | https://en.wikipedia.org/wiki/Google%20Cloud%20Platform | Google Cloud Platform | Google Cloud Platform (GCP) is a suite of cloud computing services offered by Google that provides a series of modular cloud services including computing, data storage, data analytics, and machine learning, alongside a set of management tools. It runs on the same infrastructure that Google uses internally for its end-u... | Technology | Cloud server | null | 2,538 |
34215399 | https://en.wikipedia.org/wiki/Cliffed%20coast | Cliffed coast | A cliffed coast, also called an abrasion coast, is a form of coast where the action of marine waves has formed steep cliffs that may or may not be precipitous. It contrasts with a flat or alluvial coast.
Formation
In coastal areas in which the land surface dips at a relatively steep angle below the water table, the ... | Physical sciences | Oceanic and coastal landforms | Earth science | 914 |
60261153 | https://en.wikipedia.org/wiki/Ictonychinae | Ictonychinae | Ictonychinae is a subfamily of the mammal family Mustelidae found mainly in the Neotropics (three species) and Africa (three species), with one Eurasian member. It includes the grisons, Patagonian weasel, striped polecats, African striped weasel, and marbled polecat. These genera were formerly included within a paraphy... | Biology and health sciences | Mustelidae | Animals | 192 |
38199788 | https://en.wikipedia.org/wiki/Large%20quasar%20group | Large quasar group | A large quasar group (LQG) is a collection of quasars (a form of supermassive black hole active galactic nuclei) that form what are thought to constitute the largest astronomical structures in the observable universe. LQGs are thought to be precursors to the sheets, walls and filaments of galaxies found in the relativ... | Physical sciences | Large-scale structures | Astronomy | 266 |
34227079 | https://en.wikipedia.org/wiki/Flat%20coast | Flat coast | At a flat coast or flat shoreline, the land descends gradually into the sea. Flat coasts can be formed either as a result of the sea advancing into gently sloping terrain or through the abrasion of loose rock. They may be basically divided into two parallel strips: the shoreface and the beach.
Flat coasts consist of l... | Physical sciences | Oceanic and coastal landforms | Earth science | 935 |
52568792 | https://en.wikipedia.org/wiki/Epinephrine%20%28medication%29 | Epinephrine (medication) | Epinephrine, also known as adrenaline, is a medication and hormone. As a medication, it is used to treat several conditions, including anaphylaxis, cardiac arrest, asthma, and superficial bleeding. Inhaled epinephrine may be used to improve the symptoms of croup. It may also be used for asthma when other treatments are... | Biology and health sciences | Specific drugs | Health | 2,622 |
38203359 | https://en.wikipedia.org/wiki/Reverse%20genetics | Reverse genetics | Reverse genetics is a method in molecular genetics that is used to help understand the function(s) of a gene by analysing the phenotypic effects caused by genetically engineering specific nucleic acid sequences within the gene. The process proceeds in the opposite direction to forward genetic screens of classical genet... | Biology and health sciences | Genetics | Biology | 2,247 |
42430399 | https://en.wikipedia.org/wiki/Grey%20parrot | Grey parrot | The grey parrot (Psittacus erithacus), also known as the Congo grey parrot, African grey parrot or Congo African grey parrot, is an African parrot in the family Psittacidae. The Timneh parrot (Psittacus timneh) was previously treated as a subspecies of the grey parrot, but has since been elevated to a full species.
T... | Biology and health sciences | Psittaciformes | Animals | 2,965 |
38214506 | https://en.wikipedia.org/wiki/Cervalces | Cervalces | Cervalces is an extinct deer genus that lived during the Pliocene and Pleistocene epochs. Cervalces gallicus is either classified as a species of the related Libralces, or an ancestral species to other members of Cervalces. It lived in Europe from the Pliocene to the Pleistocene. Cervalces scotti, the stag-moose, lived... | Biology and health sciences | Deer | Animals | 155 |
38220608 | https://en.wikipedia.org/wiki/Huge-LQG | Huge-LQG | The Huge Large Quasar Group, (Huge-LQG, also called U1.27) is a possible structure or pseudo-structure of 73 quasars, referred to as a large quasar group, that measures about 4 billion light-years across. At its discovery, it was identified as the largest and the most massive known structure in the observable universe,... | Physical sciences | Notable patches of universe | Astronomy | 1,354 |
39667666 | https://en.wikipedia.org/wiki/Carborane%20acid | Carborane acid | Carborane acids (X, Y, Z = H, Alk, F, Cl, Br, CF3) are a class of superacids, some of which are estimated to be at least one million times stronger than 100% pure sulfuric acid in terms of their Hammett acidity function values (H0 ≤ –18) and possess computed pKa values well below –20, establishing them as some of the ... | Physical sciences | Specific acids | Chemistry | 2,374 |
51080574 | https://en.wikipedia.org/wiki/Chemical%20safety | Chemical safety | Chemical safety includes all safety policies, procedures and practices designed to minimize the risk of exposure to potentially hazardous chemicals. This includes the risks of exposure to persons handling the chemicals, to the surrounding environment, and to the communities and ecosystems within that environment. Manuf... | Physical sciences | Basics: General | Chemistry | 1,960 |
36813475 | https://en.wikipedia.org/wiki/Prawn | Prawn | Prawn is a common name for small aquatic crustaceans with an exoskeleton and ten legs (members of the order of decapods), some of which are edible.
The term prawn is used particularly in the United Kingdom, Ireland, and Commonwealth nations, for large swimming crustaceans or shrimp, especially those with commercial si... | Biology and health sciences | Shrimps and prawns | Animals | 582 |
43856084 | https://en.wikipedia.org/wiki/Icosahedron | Icosahedron | In geometry, an icosahedron ( or ) is a polyhedron with 20 faces. The name comes . The plural can be either "icosahedra" () or "icosahedrons".
There are infinitely many non-similar shapes of icosahedra, some of them being more symmetrical than others. The best known is the (convex, non-stellated) regular icosahedron—o... | Mathematics | Three-dimensional space | null | 1,243 |
53946357 | https://en.wikipedia.org/wiki/Stokes%20problem | Stokes problem | In fluid dynamics, Stokes problem also known as Stokes second problem or sometimes referred to as Stokes boundary layer or Oscillating boundary layer is a problem of determining the flow created by an oscillating solid surface, named after Sir George Stokes. This is considered one of the simplest unsteady problems that... | Physical sciences | Fluid mechanics | Physics | 1,085 |
38233680 | https://en.wikipedia.org/wiki/Peatland | Peatland | A peatland is a type of wetland whose soils consist of organic matter from decaying plants, forming layers of peat. Peatlands arise because of incomplete decomposition of organic matter, usually litter from vegetation, due to water-logging and subsequent anoxia. Peatlands are unusual landforms that derive mostly from b... | Physical sciences | Wetlands | Earth science | 5,921 |
34240222 | https://en.wikipedia.org/wiki/Computational%20astrophysics | Computational astrophysics | Computational astrophysics refers to the methods and computing tools developed and used in astrophysics research. Like computational chemistry or computational physics, it is both a specific branch of theoretical astrophysics and an interdisciplinary field relying on computer science, mathematics, and wider physics. C... | Physical sciences | Astronomy basics | Astronomy | 774 |
42453747 | https://en.wikipedia.org/wiki/EciRGB | EciRGB | eciRGB is one of the standard RGB color spaces. It is recommended by the ECI (European Color Initiative) as a working color space for professional image editing and covers virtually all printing processes as well as all common display techniques. This fulfilled the requirements for a particular color-correct production... | Physical sciences | Basics | Physics | 97 |
46190717 | https://en.wikipedia.org/wiki/Discovery%20of%20the%20neutron | Discovery of the neutron | The discovery of the neutron and its properties was central to the extraordinary developments in atomic physics in the first half of the 20th century. Early in the century, Ernest Rutherford developed a crude model of the atom, based on the gold foil experiment of Hans Geiger and Ernest Marsden. In this model, atoms ha... | Physical sciences | Particle physics: General | Physics | 2,542 |
36819989 | https://en.wikipedia.org/wiki/Spinel%20group | Spinel group | The spinels are any of a class of minerals of general formulation which crystallise in the cubic (isometric) crystal system, with the X anions (typically chalcogens, like oxygen and sulfur) arranged in a cubic close-packed lattice and the cations A and B occupying some or all of the octahedral and tetrahedral sites in... | Physical sciences | Minerals | Earth science | 2,232 |
36820307 | https://en.wikipedia.org/wiki/Rec.%202020 | Rec. 2020 | ITU-R Recommendation BT.2020, more commonly known by the abbreviations Rec. 2020 or BT.2020, defines various aspects of ultra-high-definition television (UHDTV) with standard dynamic range (SDR) and wide color gamut (WCG), including picture resolutions, frame rates with progressive scan, bit depths, color primaries, RG... | Physical sciences | Basics | Physics | 2,978 |
55507358 | https://en.wikipedia.org/wiki/Strigolactone | Strigolactone | Strigolactones are a group of chemical compounds produced by roots of plants. Due to their mechanism of action, these molecules have been classified as plant hormones or phytohormones. So far, strigolactones have been identified to be responsible for three different physiological processes: First, they promote the germ... | Biology and health sciences | Plant hormone | Biology | 3,312 |
57307464 | https://en.wikipedia.org/wiki/Word%20processor | Word processor | A word processor (WP) is a device or computer program that provides for input, editing, formatting, and output of text, often with some additional features.
Early word processors were stand-alone devices dedicated to the function, but current word processors are word processor programs running on general purpose compu... | Technology | Computer software | null | 2,774 |
42472109 | https://en.wikipedia.org/wiki/Law%20of%20reciprocal%20proportions | Law of reciprocal proportions | The law of reciprocal proportions, also called law of equivalent proportions or law of permanent ratios, is one of the basic laws of stoichiometry.
It relates the proportions in which elements combine across a number of different elements. It was first formulated by Jeremias Richter in 1791. A simple statement of the ... | Physical sciences | Reaction | Chemistry | 555 |
34251640 | https://en.wikipedia.org/wiki/Acid%20strength | Acid strength | Acid strength is the tendency of an acid, symbolised by the chemical formula HA, to dissociate into a proton, H+, and an anion, A-. The dissociation or ionization of a strong acid in solution is effectively complete, except in its most concentrated solutions.
HA -> H+ + A-
Examples of strong acids are hydrochloric ac... | Physical sciences | Concepts | Chemistry | 2,554 |
34255537 | https://en.wikipedia.org/wiki/Tautavel%20Man | Tautavel Man | Tautavel Man refers to the archaic humans which—from approximately 550,000 to 400,000 years ago—inhabited the Caune de l’Arago, a limestone cave in Tautavel, France. They are generally grouped as part of a long and highly variable lineage of transitional morphs which inhabited the Middle Pleistocene of Europe, and woul... | Biology and health sciences | Homo | Biology | 4,357 |
48753242 | https://en.wikipedia.org/wiki/Contact%20%28geology%29 | Contact (geology) | A geological contact is a boundary which separates one rock body from another. A contact can be formed during deposition, by the intrusion of magma, or through faulting or other deformation of rock beds that brings distinct rock bodies into contact.
The geologic subdiscipline of stratigraphy is primarily concerned wit... | Physical sciences | Stratigraphy | Earth science | 956 |
48754621 | https://en.wikipedia.org/wiki/Terra%20Australis%20Orogen | Terra Australis Orogen | The Terra Australis Orogen (TAO) was a late Neoproterozoic- to Paleozoic-age accretionary orogen that ringed the ancient, active southern margin of the supercontinents Rodinia and later Pannotia (also called Greater Gondwana). This vast orogenic belt stretched for along-strike and involved, from west to east (in the ... | Physical sciences | Geologic features | Earth science | 588 |
48758386 | https://en.wikipedia.org/wiki/Linear%20regression | Linear regression | In statistics, linear regression is a model that estimates the linear relationship between a scalar response (dependent variable) and one or more explanatory variables (regressor or independent variable). A model with exactly one explanatory variable is a simple linear regression; a model with two or more explanatory v... | Mathematics | Statistics | null | 4,413 |
55518323 | https://en.wikipedia.org/wiki/Missing%20baryon%20problem | Missing baryon problem | In cosmology, the missing baryon problem is an observed discrepancy between the amount of baryonic matter detected from shortly after the Big Bang and from more recent epochs. Observations of the cosmic microwave background and Big Bang nucleosynthesis studies have set constraints on the abundance of baryons in the ear... | Physical sciences | Physical cosmology | Astronomy | 2,158 |
57313102 | https://en.wikipedia.org/wiki/Parasequence | Parasequence | A parasequence is a fundamental concept of sequence stratigraphy. Parasequences are not directly related to sequences.
Definition
A parasequence is defined as a genetically related succession of bedsets that is bounded by marine flooding surfaces (or their correlative surfaces) on top and at the bottom. The successio... | Physical sciences | Stratigraphy | Earth science | 184 |
42478508 | https://en.wikipedia.org/wiki/Cainotheriidae | Cainotheriidae | Cainotheriidae is an extinct family of artiodactyls known from the Late Eocene to Middle Miocene of Europe. They are mostly found preserved in karstic deposits.
These animals were small in size, and generally did not exceed in height at the shoulders, ranging in size from those of rabbits to tragulids. For a long tim... | Biology and health sciences | Other artiodactyla | Animals | 665 |
38265686 | https://en.wikipedia.org/wiki/Sturtian%20glaciation | Sturtian glaciation | The Sturtian glaciation was a worldwide glaciation during the Cryogenian Period when the Earth experienced repeated large-scale glaciations. , the Sturtian glaciation is thought to have lasted from c. 717 Ma to c. 660 Ma, a time span of approximately 57 million years. It is hypothesised to have been a Snowball Earth ev... | Physical sciences | Events | Earth science | 638 |
48768598 | https://en.wikipedia.org/wiki/DCI-P3 | DCI-P3 | DCI-P3 is an RGB color space defined in 2005 as part of the Digital Cinema Initiative, for use in theatrical digital motion picture distribution (DCDM). Display P3 is a variant developed by Apple Inc. for wide-gamut displays.
History
Development of the standard
In 2005, Digital Cinema Initiatives, LLC in Hollywood,... | Physical sciences | Basics | Physics | 1,452 |
55528050 | https://en.wikipedia.org/wiki/Prism%20lighting | Prism lighting | Prism lighting is the use of prisms to improve the distribution of light in a space. It is usually used to distribute daylight, and is a form of anidolic lighting.
Prism lighting was popular from its introduction in the 1890s through to the 1930s, when cheap electric lights became commonplace and prism lighting became... | Technology | Lighting | null | 1,074 |
55528362 | https://en.wikipedia.org/wiki/Sling%20%28medicine%29 | Sling (medicine) | A sling, also known as arm sling, is a device to limit movement of the shoulder or elbow while it heals. A sling can be created from a triangular bandage.
| Technology | Devices | null | 37 |
39712387 | https://en.wikipedia.org/wiki/Linear%20function%20%28calculus%29 | Linear function (calculus) | In calculus and related areas of mathematics, a linear function from the real numbers to the real numbers is a function whose graph (in Cartesian coordinates) is a non-vertical line in the plane.
The characteristic property of linear functions is that when the input variable is changed, the change in the output is pr... | Mathematics | Specific functions | null | 1,479 |
48779551 | https://en.wikipedia.org/wiki/Mathematical%20constant | Mathematical constant | A mathematical constant is a number whose value is fixed by an unambiguous definition, often referred to by a special symbol (e.g., an alphabet letter), or by mathematicians' names to facilitate using it across multiple mathematical problems. Constants arise in many areas of mathematics, with constants such as and oc... | Mathematics | Basics | null | 3,028 |
56926421 | https://en.wikipedia.org/wiki/Missing%20link%20%28human%20evolution%29 | Missing link (human evolution) | "Missing link" is a recently-discovered transitional fossil. It is often used in popular science and in the media for any new transitional form. The term originated to describe the intermediate form in the evolutionary series of anthropoid ancestors to anatomically modern humans (hominization). The term was influenced ... | Biology and health sciences | Human evolution: General | Biology | 1,261 |
51137781 | https://en.wikipedia.org/wiki/Goat%20farming | Goat farming | Goat farming involves the raising and breeding of domestic goats (Capra aegagrus hircus) as a branch of animal husbandry. People farm goats principally for their meat, milk, fibre and skins.
Goat farming can be very suited to production alongside other livestock (such as sheep and cattle) on low-quality grazing lan... | Technology | Animal husbandry | null | 315 |
34298991 | https://en.wikipedia.org/wiki/Geological%20history%20of%20Mars | Geological history of Mars | The geological history of Mars follows the physical evolution of Mars as substantiated by observations, indirect and direct measurements, and various inference techniques. Methods dating back to 17th-century techniques developed by Nicholas Steno, including the so-called law of superposition and stratigraphy, used to ... | Physical sciences | Solar System | Astronomy | 1,746 |
60373549 | https://en.wikipedia.org/wiki/Phase%20separation | Phase separation | Phase separation is the creation of two distinct phases from a single homogeneous mixture. The most common type of phase separation is between two immiscible liquids, such as oil and water. This type of phase separation is known as liquid-liquid equilibrium. Colloids are formed by phase separation, though not all phas... | Physical sciences | Phase separations | Chemistry | 773 |
41077022 | https://en.wikipedia.org/wiki/Earth%27s%20internal%20heat%20budget | Earth's internal heat budget | Earth's internal heat budget is fundamental to the thermal history of the Earth. The flow of heat from Earth's interior to the surface is estimated at 47±2 terawatts (TW) and comes from two main sources in roughly equal amounts: the radiogenic heat produced by the radioactive decay of isotopes in the mantle and crust, ... | Physical sciences | Geophysics | Earth science | 1,867 |
41083964 | https://en.wikipedia.org/wiki/Genetically%20modified%20tree | Genetically modified tree | A genetically modified tree (GMt, GM tree, genetically engineered tree, GE tree or transgenic tree) is a tree whose DNA has been modified using genetic engineering techniques. In most cases the aim is to introduce a novel trait to the plant which does not occur naturally within the species. Examples include resistance... | Technology | Horticulture | null | 1,875 |
47100486 | https://en.wikipedia.org/wiki/Cherax%20pulcher | Cherax pulcher | Cherax pulcher is a species of crayfish from West Papua in Indonesia. It is popular as a freshwater aquarium species across Asia, Europe, and North America.
Etymology
The specific name is derived from the Latin word pulcher, which means "beautiful". The name was chosen due to the species' bright coloration.
Discove... | Biology and health sciences | Crayfishes and lobsters | Animals | 509 |
42518279 | https://en.wikipedia.org/wiki/Kepler-186f | Kepler-186f | Kepler-186f (also known by its Kepler object of interest designation KOI-571.05) is an Earth-sized exoplanet orbiting within the habitable zone of the red dwarf star Kepler-186, the outermost of five such planets discovered around the star by NASA's Kepler space telescope. It is located about from Earth in the constel... | Physical sciences | Notable exoplanets | Astronomy | 2,310 |
39738728 | https://en.wikipedia.org/wiki/Hexapoda | Hexapoda | The subphylum Hexapoda (from Greek for 'six legs') or hexapods comprises the largest clade of arthropods and includes most of the extant arthropod species. It includes the crown group class Insecta (true insects), as well as the much smaller clade Entognatha, which includes three classes of wingless arthropods that wer... | Biology and health sciences | Insects and other hexapods | null | 1,290 |
42520223 | https://en.wikipedia.org/wiki/Sednoid | Sednoid | A sednoid is a trans-Neptunian object with a large semi-major axis and a high perihelion, similar to the orbit of the dwarf planet Sedna. The consensus among astronomers is that there are only three objects that are known from this population: Sedna, , and 541132 Leleākūhonua (). All three have perihelia greater than .... | Physical sciences | Solar System | Astronomy | 1,509 |
38315736 | https://en.wikipedia.org/wiki/Macrotermes%20bellicosus | Macrotermes bellicosus | Macrotermes bellicosus is a species of Macrotermes. The queens are the largest amongst known termites, measuring about long when physogastric. The workers average in length and soldiers are slightly larger. means "combative" in Latin. The species is a member of a genus indigenous to Africa and South-East Asia.
Beha... | Biology and health sciences | Cockroaches & Termites (Blattodea) | Animals | 1,318 |
32704140 | https://en.wikipedia.org/wiki/Old%20World%20quail | Old World quail | Old World quail is a collective name for several genera of mid-sized birds in the tribe Coturnicini of the pheasant family Phasianidae. Although all species commonly referred to as "Old World quail" are in the same tribe, they are paraphyletic with respect to the other members of the tribe, such as Alectoris, Tetraogal... | Biology and health sciences | Galliformes | Animals | 577 |
51170771 | https://en.wikipedia.org/wiki/Connecticut%20field%20pumpkin | Connecticut field pumpkin | Connecticut field pumpkins are a type of pumpkin (Cucurbita pepo) first attested in the 16th century. They are one of the oldest varieties of pumpkin in existence and are known as an heirloom plant. One of the most popular Halloween pumpkins, Connecticut field pumpkins are commonly used for autumn decorations and jack-... | Biology and health sciences | Botanical fruits used as culinary vegetables | Plants | 1,168 |
32725359 | https://en.wikipedia.org/wiki/North%20American%20donkeys | North American donkeys | North American donkeys constitute approximately 0.1% of the worldwide donkey population. Donkeys were first transported from Europe to the New World in the fifteenth century during the Second Voyage of Christopher Columbus, and subsequently spread south and west into the lands that would become México. They first reach... | Biology and health sciences | Donkeys | Animals | 1,103 |
43989914 | https://en.wikipedia.org/wiki/Windows%2010 | Windows 10 | Windows 10 is a major release of Microsoft's Windows NT operating system. The successor to Windows 8.1, it was released to manufacturing on July 15, 2015, and later to retail on July 29, 2015. Windows 10 was made available for download via MSDN and TechNet, as a free upgrade for retail copies of Windows 8 and Windows 8... | Technology | Operating Systems | null | 14,390 |
42551986 | https://en.wikipedia.org/wiki/WISE%200855%E2%88%920714 | WISE 0855−0714 | WISE 0855−0714 (full designation WISE J085510.83−071442.5, or W0855 for short) is a sub-brown dwarf of spectral class Y4, located from the Sun in the constellation Hydra. It is the fourth-closest star or (sub-) brown dwarf system to the Sun and was discovered by Kevin Luhman in 2013 using data from the Wide-field Infr... | Physical sciences | Notable stars | Astronomy | 1,649 |
39778851 | https://en.wikipedia.org/wiki/Outcome%20%28probability%29 | Outcome (probability) | In probability theory, an outcome is a possible result of an experiment or trial. Each possible outcome of a particular experiment is unique, and different outcomes are mutually exclusive (only one outcome will occur on each trial of the experiment). All of the possible outcomes of an experiment form the elements of a ... | Mathematics | Probability | null | 789 |
39783039 | https://en.wikipedia.org/wiki/Function%20of%20several%20real%20variables | Function of several real variables | In mathematical analysis and its applications, a function of several real variables or real multivariate function is a function with more than one argument, with all arguments being real variables. This concept extends the idea of a function of a real variable to several variables. The "input" variables take real value... | Mathematics | Functions: General | null | 4,809 |
41140351 | https://en.wikipedia.org/wiki/Carolina%20Reaper | Carolina Reaper | The Carolina Reaper chili pepper is a cultivar of the Capsicum chinense plant. Developed by American breeder Ed Currie, the pepper is red and gnarled, with a bumpy texture and small pointed tail. It was the hottest chili pepper in the world according to Guinness World Records from 2013 to 2023 before it was surpassed b... | Biology and health sciences | Botanical fruits used as culinary vegetables | Plants | 585 |
55619793 | https://en.wikipedia.org/wiki/%CA%BBOumuamua | ʻOumuamua | Oumuamua is the first interstellar object detected passing through the Solar System. Formally designated 1I/2017 U1, it was discovered by Robert Weryk using the Pan-STARRS telescope at Haleakalā Observatory, Hawaii, on 19 October 2017, approximately 40 days after it passed its closest point to the Sun on 9 September. W... | Physical sciences | Other notable objects | Astronomy | 5,308 |
32742753 | https://en.wikipedia.org/wiki/Ordinary%20differential%20equation | Ordinary differential equation | In mathematics, an ordinary differential equation (ODE) is a differential equation (DE) dependent on only a single independent variable. As with any other DE, its unknown(s) consists of one (or more) function(s) and involves the derivatives of those functions. The term "ordinary" is used in contrast with partial differ... | Mathematics | Calculus and analysis | null | 3,460 |
32747596 | https://en.wikipedia.org/wiki/Structural%20coloration | Structural coloration | Structural coloration in animals, and a few plants, is the production of colour by microscopically structured surfaces fine enough to interfere with visible light instead of pigments, although some structural coloration occurs in combination with pigments. For example, peacock tail feathers are pigmented brown, but the... | Biology and health sciences | Biological pigments | Biology | 3,430 |
38360943 | https://en.wikipedia.org/wiki/Milling%20%28machining%29 | Milling (machining) | Milling is the process of machining using rotary cutters to remove material by advancing a cutter into a workpiece. This may be done by varying directions on one or several axes, cutter head speed, and pressure. Milling covers a wide variety of different operations and machines, on scales from small individual parts to... | Technology | Industrial machinery | null | 8,778 |
60456582 | https://en.wikipedia.org/wiki/Evolution%20of%20bacteria | Evolution of bacteria | The evolution of bacteria has progressed over billions of years since the Precambrian time with their first major divergence from the archaeal/eukaryotic lineage roughly 3.2-3.5 billion years ago. This was discovered through gene sequencing of bacterial nucleoids to reconstruct their phylogeny. Furthermore, evidence of... | Biology and health sciences | Basics_4 | Biology | 1,499 |
42593487 | https://en.wikipedia.org/wiki/HWB%20color%20model | HWB color model | HWB (Hue, Whiteness, Blackness) is a cylindrical-coordinate representation of points in an RGB color model, similar to HSL and HSV. It was developed by HSV’s creator Alvy Ray Smith in 1996 to address some of the issues with HSV. HWB was designed to be more intuitive for humans to use and slightly faster to compute. The... | Physical sciences | Basics | Physics | 250 |
42593531 | https://en.wikipedia.org/wiki/Pollen%20beetle | Pollen beetle | Pollen beetle is an informal term for any species of beetle associated intimately with suitably pollen-rich species of flowers. Typically such a beetle is adapted to the pollen as a major part of its diet. Species in at least sixteen families of the order Coleoptera could be counted as pollen beetles, and "pollen beetl... | Biology and health sciences | Beetles (Coleoptera) | Animals | 764 |
50375026 | https://en.wikipedia.org/wiki/Power-to-X | Power-to-X | Power-to-X (also P2X and P2Y) are electricity conversion, energy storage, and reconversion pathways from surplus renewable energy.
Power-to-X conversion technologies allow for the decoupling of power from the electricity sector for use in other sectors (such as transport or chemicals), possibly using power that has be... | Technology | Energy storage | null | 1,189 |
38386085 | https://en.wikipedia.org/wiki/Xenacoelomorpha | Xenacoelomorpha | Xenacoelomorpha () is a small phylum of bilaterian invertebrate animals, consisting of two sister groups: xenoturbellids and acoelomorphs. This new phylum was named in February 2011 and suggested based on morphological synapomorphies (physical appearances shared by the animals in the clade), which was then confirmed by... | Biology and health sciences | Other | Animals | 1,427 |
44035599 | https://en.wikipedia.org/wiki/Deforestation%20and%20climate%20change | Deforestation and climate change | Deforestation is a primary contributor to climate change, and climate change affects the health of forests. Land use change, especially in the form of deforestation, is the second largest source of carbon dioxide emissions from human activities, after the burning of fossil fuels. Greenhouse gases are emitted from defor... | Physical sciences | Climate change | Earth science | 1,359 |
39809523 | https://en.wikipedia.org/wiki/Objective-C | Objective-C | Objective-C is a high-level general-purpose, object-oriented programming language that adds Smalltalk-style message passing (messaging) to the C programming language. Originally developed by Brad Cox and Tom Love in the early 1980s, it was selected by NeXT for its NeXTSTEP operating system. Due to Apple macOS’s direct ... | Technology | Programming languages | null | 5,294 |
42598658 | https://en.wikipedia.org/wiki/Problem%20of%20time | Problem of time | In theoretical physics, the problem of time is a conceptual conflict between quantum mechanics and general relativity. Quantum mechanics regards the flow of time as universal and absolute, whereas general relativity regards the flow of time as malleable and relative. This problem raises the question of what time reall... | Physical sciences | Quantum mechanics | Physics | 1,620 |
44046994 | https://en.wikipedia.org/wiki/Pregnancy%20in%20fish | Pregnancy in fish | Pregnancy has been traditionally defined as the period of time eggs are incubated in the body after the egg-sperm union. Although the term often refers to placental mammals, it has also been used in the titles of many international, peer-reviewed, scientific articles on fish. Consistent with this definition, there are ... | Biology and health sciences | Animal reproduction | Biology | 3,165 |
48894713 | https://en.wikipedia.org/wiki/Hydrogen%20chalcogenide | Hydrogen chalcogenide | Hydrogen chalcogenides (also chalcogen hydrides or hydrogen chalcides) are binary compounds of hydrogen with chalcogen atoms (elements of group 16: oxygen, sulfur, selenium, tellurium, polonium, and livermorium). Water, the first chemical compound in this series, contains one oxygen atom and two hydrogen atoms, and is ... | Physical sciences | Hydrogen compounds | Chemistry | 2,061 |
50402274 | https://en.wikipedia.org/wiki/TRAPPIST-1 | TRAPPIST-1 | |-
! style="background-color: #FFFFC0; text-align: center;" colspan="2"| Characteristics
|- style="vertical-align:top"
! style="text-align:left" | Evolutionary stage
| Main sequence
|- style="vertical-align:top"
! style="text-align:left" | Spectral type
| M8V
|- style="vertical-align:top"
! style="text-align:left" | Ap... | Physical sciences | Notable stars | Astronomy | 9,608 |
38403118 | https://en.wikipedia.org/wiki/Congener%20%28chemistry%29 | Congener (chemistry) | In chemistry, congeners are chemical substances "related to each other by origin, structure, or function".
Common origin and structure
Any significant quantity of a polyhalogenated compound is by default a blend of multiple molecule types because each molecule forms independently, and chlorine and bromine do not stron... | Physical sciences | Substance | Chemistry | 490 |
38407148 | https://en.wikipedia.org/wiki/Quantum%20contextuality | Quantum contextuality | Quantum contextuality is a feature of the phenomenology of quantum mechanics whereby measurements of quantum observables cannot simply be thought of as revealing pre-existing values. Any attempt to do so in a realistic hidden-variable theory leads to values that are dependent upon the choice of the other (compatible) o... | Physical sciences | Quantum mechanics | Physics | 4,468 |
44065971 | https://en.wikipedia.org/wiki/Blockchain | Blockchain | A blockchain is a distributed ledger with growing lists of records (blocks) that are securely linked together via cryptographic hashes. Each block contains a cryptographic hash of the previous block, a timestamp, and transaction data (generally represented as a Merkle tree, where data nodes are represented by leaves). ... | Technology | Computer security | null | 8,466 |
47197916 | https://en.wikipedia.org/wiki/Fruit%20dove | Fruit dove | The fruit doves, also known as fruit pigeons, are a genus (Ptilinopus) of birds in the pigeon and dove family (Columbidae). These colourful, frugivorous doves are found in forests and woodlands in Southeast Asia and Oceania. It is a large genus with over 50 species, some threatened or already extinct.
Taxonomy
The gen... | Biology and health sciences | Columbimorphae | Animals | 2,038 |
41202764 | https://en.wikipedia.org/wiki/Slack%20%28software%29 | Slack (software) | Slack is a cloud-based team communication platform developed by Slack Technologies, which has been owned by Salesforce since 2020. Slack uses a freemium model. Slack is primarily offered as a business-to-business service, with its userbase being predominantly team-based businesses while its functionalities are focused ... | Technology | Social network and blogging | null | 2,052 |
55694751 | https://en.wikipedia.org/wiki/Tapanuli%20orangutan | Tapanuli orangutan | The Tapanuli orangutan (Pongo tapanuliensis) is a species of orangutan restricted to South Tapanuli in the island of Sumatra in Indonesia. It is one of three known species of orangutan, alongside the Sumatran orangutan (P. abelii), found farther northwest on the island, and the Bornean orangutan (P. pygmaeus). It was d... | Biology and health sciences | Apes | Animals | 1,293 |
42644968 | https://en.wikipedia.org/wiki/Void%20%28astronomy%29 | Void (astronomy) | Cosmic voids (also known as dark space) are vast spaces between filaments (the largest-scale structures in the universe), which contain very few or no galaxies. In spite of their size, most galaxies are not located in voids. This is because most galaxies are gravitationally bound together, creating huge cosmic structur... | Physical sciences | Basics_3 | null | 3,125 |
41228216 | https://en.wikipedia.org/wiki/Field-effect%20transistor | Field-effect transistor | The field-effect transistor (FET) is a type of transistor that uses an electric field to control the current through a semiconductor. It comes in two types: junction FET (JFET) and metal-oxide-semiconductor FET (MOSFET). FETs have three terminals: source, gate, and drain. FETs control the current by the application of... | Technology | Semiconductors | null | 6,371 |
41228673 | https://en.wikipedia.org/wiki/Internal%20combustion%20engine | Internal combustion engine | An internal combustion engine (ICE or IC engine) is a heat engine in which the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit. In an internal combustion engine, the expansion of the high-temperature and high-pressure gases pr... | Technology | Tools and machinery | null | 14,079 |
48934192 | https://en.wikipedia.org/wiki/Angle%20of%20incidence%20%28optics%29 | Angle of incidence (optics) | The angle of incidence, in geometric optics, is the angle between a ray incident on a surface and the line perpendicular (at 90 degree angle) to the surface at the point of incidence, called the normal. The ray can be formed by any waves, such as optical, acoustic, microwave, and X-ray. In the figure below, the line re... | Physical sciences | Optics | Physics | 395 |
37017694 | https://en.wikipedia.org/wiki/Lymantria%20dispar%20dispar | Lymantria dispar dispar | Lymantria dispar dispar, commonly known as the gypsy moth, European gypsy moth, LDD moth, or (in North America) North American gypsy moth or spongy moth, is a species of moth in the family Erebidae. It has a native range that extends over Europe and parts of Africa, and is an invasive species in North America.
Its lar... | Biology and health sciences | Lepidoptera | null | 4,709 |
57475427 | https://en.wikipedia.org/wiki/Nipah%20virus%20infection | Nipah virus infection | Nipah virus infection is an infection caused by the Nipah virus. Symptoms from infection vary from none to fever, cough, headache, shortness of breath, and confusion. This may worsen into a coma over a day or two, and 50% to 75% of those infected die. Complications can include inflammation of the brain and seizures fol... | Biology and health sciences | Viral diseases | Health | 2,997 |
42657422 | https://en.wikipedia.org/wiki/Post-transition%20metal | Post-transition metal | The metallic elements in the periodic table located between the transition metals to their left and the chemically weak nonmetallic metalloids to their right have received many names in the literature, such as post-transition metals, poor metals, other metals, p-block metals, basic metals, and chemically weak metals. T... | Physical sciences | Periodic table | Chemistry | 10,185 |
59065686 | https://en.wikipedia.org/wiki/Electrical%20busbar%20system | Electrical busbar system | Electrical busbar systems (sometimes simply referred to as busbar systems) are a modular approach to electrical wiring, where instead of a standard cable wiring to every single electrical device, the electrical devices are mounted onto an adapter which is directly fitted to a current carrying busbar. This modular appro... | Technology | Electricity transmission and distribution | null | 400 |
52835581 | https://en.wikipedia.org/wiki/Alcohols%20%28medicine%29 | Alcohols (medicine) | Alcohols, in various forms, are used medically as an antiseptic, disinfectant, and antidote. Alcohols applied to the skin are used to disinfect skin before a needle stick and before surgery. They may also be used as a hand sanitizer; to clean other areas; and in mouthwashes. Taken by mouth or injected into a vein, etha... | Biology and health sciences | Anti-infectives | Health | 1,577 |
51313762 | https://en.wikipedia.org/wiki/Proxima%20Centauri%20b | Proxima Centauri b | Proxima Centauri b is an exoplanet orbiting within the habitable zone of the red dwarf star Proxima Centauri in the constellation Centaurus. It can also be referred to as Proxima b, or Alpha Centauri Cb. The host star is the closest star to the Sun, at a distance of about from Earth, and is part of the larger triple s... | Physical sciences | Notable exoplanets | Astronomy | 4,516 |
57495962 | https://en.wikipedia.org/wiki/Connected%20relation | Connected relation | In mathematics, a relation on a set is called connected or complete or total if it relates (or "compares") all pairs of elements of the set in one direction or the other while it is called strongly connected if it relates pairs of elements. As described in the terminology section below, the terminology for these pro... | Mathematics | Order theory | null | 675 |
50506253 | https://en.wikipedia.org/wiki/Locomotion%20in%20space | Locomotion in space | Locomotion in space includes all actions or methods used to move one's body in microgravity conditions through the outer space environment. Locomotion in these conditions is different from locomotion in a gravitational field. There are many factors that contribute to these differences, and they are crucial when researc... | Physical sciences | Classical mechanics | Physics | 2,632 |
54192700 | https://en.wikipedia.org/wiki/Norfolk%20four-course%20system | Norfolk four-course system | The Norfolk four-course system is a method of agriculture that involves crop rotation. Unlike earlier methods such as the three-field system, the Norfolk system is marked by an absence of a fallow year. Instead, four different crops are grown in each year of a four-year cycle: wheat, turnips, barley, and clover or ryeg... | Technology | Soil and soil management | null | 178 |
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