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314575 | https://en.wikipedia.org/wiki/Octagon | Octagon | In geometry, an octagon () is an eight-sided polygon or 8-gon.
A regular octagon has Schläfli symbol {8} and can also be constructed as a quasiregular truncated square, t{4}, which alternates two types of edges. A truncated octagon, t{8} is a hexadecagon, {16}. A 3D analog of the octagon can be the rhombicuboctahedro... | Mathematics | Two-dimensional space | null |
314610 | https://en.wikipedia.org/wiki/Pebble | Pebble | A pebble is a clast of rock with a particle size of based on the Udden-Wentworth scale of sedimentology. Pebbles are generally considered larger than granules ( in diameter) and smaller than cobbles ( in diameter). A rock made predominantly of pebbles is termed a conglomerate. Pebble tools are among the earliest know... | Physical sciences | Sedimentology | Earth science |
314650 | https://en.wikipedia.org/wiki/Enamel%20paint | Enamel paint | Enamel paint is paint that air-dries to a hard, usually glossy, finish, used for coating surfaces that are outdoors or otherwise subject to hard wear or variations in temperature; it should not be confused with decorated objects in "painted enamel", where vitreous enamel is applied with brushes and fired in a kiln. The... | Technology | Artist's and drafting tools | null |
314788 | https://en.wikipedia.org/wiki/Clostridium | Clostridium | Clostridium is a genus of anaerobic, Gram-positive bacteria. Species of Clostridium inhabit soils and the intestinal tracts of animals, including humans. This genus includes several significant human pathogens, including the causative agents of botulism and tetanus. It also formerly included an important cause of diarr... | Biology and health sciences | Gram-positive bacteria | Plants |
314855 | https://en.wikipedia.org/wiki/Cruise%20ship | Cruise ship | Cruise ships are large passenger ships used mainly for vacationing. Unlike ocean liners, which are used for transport, cruise ships typically embark on round-trip voyages to various ports of call, where passengers may go on tours known as "shore excursions".
Modern cruise ships tend to have less hull strength, speed, ... | Technology | Naval transport | null |
314907 | https://en.wikipedia.org/wiki/Oryx | Oryx | Oryx ( ) is a genus consisting of four large antelope species called oryxes. Their pelage is pale with contrasting dark markings in the face and on the legs, and their long horns are almost straight. The exception is the scimitar oryx, which lacks dark markings on the legs, only has faint dark markings on the head, ha... | Biology and health sciences | Bovidae | Animals |
314911 | https://en.wikipedia.org/wiki/Myxozoa | Myxozoa | Myxozoa (etymology: Greek: μύξα myxa "slime" or "mucus" + thematic vowel o + ζῷον zoon "animal") is a subphylum of aquatic cnidarian animals – all obligate parasites. It contains the smallest animals ever known to have lived. Over 2,180 species have been described and some estimates have suggested at least 30,000 undis... | Biology and health sciences | Cnidarians | Animals |
314928 | https://en.wikipedia.org/wiki/Aquatic%20animal | Aquatic animal | An aquatic animal is any animal, whether vertebrate or invertebrate, that lives in a body of water for all or most of its lifetime. Aquatic animals generally conduct gas exchange in water by extracting dissolved oxygen via specialised respiratory organs called gills, through the skin or across enteral mucosae, although... | Biology and health sciences | General classifications | Animals |
314968 | https://en.wikipedia.org/wiki/Yellowjacket | Yellowjacket | Yellowjacket or yellowjacket is the common name in North America for predatory social wasps of the genera Vespula and Dolichovespula. Members of these genera are known simply as "wasps" in other English-speaking countries. Most of these are black and yellow like the eastern yellowjacket (Vespula maculifrons) and the ae... | Biology and health sciences | Hymenoptera | Animals |
315245 | https://en.wikipedia.org/wiki/Ricefish | Ricefish | The ricefishes are a family (Adrianichthyidae) of small ray-finned fish that are found in fresh and brackish waters from India to Japan and out into the Malay Archipelago, most notably Sulawesi (where the Lake Poso and Lore Lindu species are known as buntingi). The common name ricefish derives from the fact that some s... | Biology and health sciences | Acanthomorpha | Animals |
315320 | https://en.wikipedia.org/wiki/Blade | Blade | A blade is the sharp, cutting portion of a tool, weapon, or machine, specifically designed to puncture, chop, slice, or scrape surfaces or materials. Blades are typically made from materials that are harder than those they are intended to cut. This includes early examples made from flaked stones like flint or obsidian,... | Technology | Rigid components | null |
315428 | https://en.wikipedia.org/wiki/Isosceles%20triangle | Isosceles triangle | In geometry, an isosceles triangle () is a triangle that has two sides of equal length or two angles of equal measure. Sometimes it is specified as having exactly two sides of equal length, and sometimes as having at least two sides of equal length, the latter version thus including the equilateral triangle as a specia... | Mathematics | Two-dimensional space | null |
315598 | https://en.wikipedia.org/wiki/Caravel | Caravel | The caravel (Portuguese: , ) is a small sailing ship that may be rigged with just lateen sails, or with a combination of lateen and square sails. It was known for its agility and speed and its capacity for sailing windward (beating). Caravels were used by the Portuguese and Spanish for the voyages of exploration during... | Technology | Naval transport | null |
315729 | https://en.wikipedia.org/wiki/Cockatiel | Cockatiel | The cockatiel (; Nymphicus hollandicus), also known as the weero/weiro or quarrion, is a medium-sized
parrot that is a member of its own branch of the cockatoo family endemic to Australia. They are prized as exotic household pets and companion parrots throughout the world and are relatively easy to breed compared to ot... | Biology and health sciences | Psittaciformes | Animals |
315794 | https://en.wikipedia.org/wiki/SD%20card | SD card | Secure Digital, officially abbreviated as SD, is a proprietary, non-volatile, flash memory card format the SD Association (SDA) developed for use in portable devices.
Because of their small physical dimensions, SD cards became widely used in many consumer electronic devices, such as digital cameras, camcorders, video ... | Technology | Non-volatile memory | null |
315952 | https://en.wikipedia.org/wiki/Technology%20transfer | Technology transfer | Technology transfer (TT), also called transfer of technology (TOT), is the process of transferring (disseminating) technology from the person or organization that owns or holds it to another person or organization, in an attempt to transform inventions and scientific outcomes into new products and services that benefit... | Technology | General | null |
315973 | https://en.wikipedia.org/wiki/Private%20transport | Private transport | Private transport (as opposed to public transport) is the personal or individual use of transportation which are not available for use by the general public, where in theory the user can decide freely on the time and route of transit ('choice rider' vs. 'captive rider'), using vehicles such as: private car, company car... | Technology | Basics_7 | null |
316052 | https://en.wikipedia.org/wiki/Dalbergia | Dalbergia | Dalbergia is a large genus of small to medium-size trees, shrubs and lianas in the pea family, Fabaceae, subfamily Faboideae. It was recently assigned to the informal monophyletic Dalbergia clade (or tribe): the Dalbergieae. The genus has a wide distribution, native to the tropical regions of Central and South America... | Biology and health sciences | Fabales | Plants |
316061 | https://en.wikipedia.org/wiki/Sluice | Sluice | A sluice ( ) is a water channel containing a sluice gate, a type of lock to manage the water flow and water level. It can also be an open channel which processes material, such as a river sluice used in gold prospecting or fossicking. A mill race, leet, flume, penstock or lade is a sluice channeling water toward a wa... | Technology | Hydraulic infrastructure | null |
316083 | https://en.wikipedia.org/wiki/Golden%20algae | Golden algae | The Chrysophyceae, usually called chrysophytes, chrysomonads, golden-brown algae or golden algae, are a large group of algae, found mostly in freshwater. Golden algae is also commonly used to refer to a single species, Prymnesium parvum, which causes fish kills.
The Chrysophyceae should not be confused with the Chryso... | Biology and health sciences | SAR supergroup | Plants |
316157 | https://en.wikipedia.org/wiki/Chamois | Chamois | The chamois (; ) (Rupicapra rupicapra) or Alpine chamois is a species of goat-antelope native to the mountains in Southern Europe, from the Pyrenees, the Alps, the Apennines, the Dinarides, the Tatra to the Carpathian Mountains, the Balkan Mountains, the Rila–Rhodope massif, Pindus, the northeastern mountains of Turkey... | Biology and health sciences | Bovidae | Animals |
316410 | https://en.wikipedia.org/wiki/Compass%20rose | Compass rose | A compass rose or compass star, sometimes called a wind rose or rose of the winds, is a polar diagram displaying the orientation of the cardinal directions (north, east, south, and west) and their intermediate points. It is used on compasses (including magnetic ones), maps (such as compass rose networks), or monuments.... | Technology | Navigation | null |
316414 | https://en.wikipedia.org/wiki/Volcanic%20rock | Volcanic rock | Volcanic rocks (often shortened to volcanics in scientific contexts) are rocks formed from lava erupted from a volcano. Like all rock types, the concept of volcanic rock is artificial, and in nature volcanic rocks grade into hypabyssal and metamorphic rocks and constitute an important element of some sediments and sedi... | Physical sciences | Igneous rocks | Earth science |
316528 | https://en.wikipedia.org/wiki/Thallus | Thallus | Thallus (: thalli), from Latinized Greek (), meaning "a green shoot" or "twig", is the vegetative tissue of some organisms in diverse groups such as algae, fungi, some liverworts, lichens, and the Myxogastria. A thallus usually names the entire body of a multicellular non-moving organism in which there is no organizat... | Biology and health sciences | Fungal morphology and anatomy | Biology |
316532 | https://en.wikipedia.org/wiki/Spring%20%28season%29 | Spring (season) | Spring, also known as springtime, is one of the four temperate seasons, succeeding winter and preceding summer. There are various technical definitions of spring, but local usage of the term varies according to local climate, cultures and customs. When it is spring in the Northern Hemisphere, it is autumn in the Southe... | Physical sciences | Seasons | null |
316577 | https://en.wikipedia.org/wiki/Launch%20pad | Launch pad | A launch pad is an above-ground facility from which a rocket-powered missile or space vehicle is vertically launched. The term launch pad can be used to describe just the central launch platform (mobile launcher platform), or the entire complex (launch complex). The entire complex will include a launch mount or launch ... | Technology | Basics_6 | null |
316612 | https://en.wikipedia.org/wiki/Spring%20%28hydrology%29 | Spring (hydrology) | A spring is a natural exit point at which groundwater emerges from an aquifer and flows across the ground surface as surface water. It is a component of the hydrosphere, as well as a part of the water cycle. Springs have long been important for humans as a source of fresh water, especially in arid regions which have re... | Physical sciences | Hydrology | null |
316617 | https://en.wikipedia.org/wiki/Spring%20%28device%29 | Spring (device) | A spring is a device consisting of an elastic but largely rigid material (typically metal) bent or molded into a form (especially a coil) that can return into shape after being compressed or extended. Springs can store energy when compressed. In everyday use, the term most often refers to coil springs, but there are ma... | Technology | Components_2 | null |
316993 | https://en.wikipedia.org/wiki/Emulsion%20polymerization | Emulsion polymerization | In polymer chemistry, emulsion polymerization is a type of radical polymerization that usually starts with an emulsion incorporating water, monomers, and surfactants. The most common type of emulsion polymerization is an oil-in-water emulsion, in which droplets of monomer (the oil) are emulsified (with surfactants) in ... | Physical sciences | Organic reactions | Chemistry |
317311 | https://en.wikipedia.org/wiki/El%20Ni%C3%B1o%E2%80%93Southern%20Oscillation | El Niño–Southern Oscillation | El Niño–Southern Oscillation (ENSO) is a global climate phenomenon that emerges from variations in winds and sea surface temperatures over the tropical Pacific Ocean. Those variations have an irregular pattern but do have some semblance of cycles. The occurrence of ENSO is not predictable. It affects the climate of muc... | Physical sciences | Climatology | null |
4069796 | https://en.wikipedia.org/wiki/Ball%20joint | Ball joint | In an automobile, ball joints are spherical bearings that connect the control arms to the steering knuckles, and are used on virtually every automobile made. They bionically resemble the ball-and-socket joints found in most tetrapod animals.
A ball joint consists of a bearing stud and socket enclosed in a casing; all... | Technology | Mechanisms | null |
13215001 | https://en.wikipedia.org/wiki/Conveyor%20system | Conveyor system | A conveyor system is a common piece of mechanical handling equipment that moves materials from one location to another. Conveyors are especially useful in applications involving the transport of heavy or bulky materials. Conveyor systems allow quick and efficient transport for a wide variety of materials, which make th... | Technology | Industry: General | null |
13222289 | https://en.wikipedia.org/wiki/Roman%20concrete | Roman concrete | Roman concrete, also called , was used in construction in ancient Rome. Like its modern equivalent, Roman concrete was based on a hydraulic-setting cement added to an aggregate.
Many buildings and structures still standing today, such as bridges, reservoirs and aqueducts, were built with this material, which attests ... | Technology | Building materials | null |
966760 | https://en.wikipedia.org/wiki/Pastoralism | Pastoralism | Pastoralism is a form of animal husbandry where domesticated animals (known as "livestock") are released onto large vegetated outdoor lands (pastures) for grazing, historically by nomadic people who moved around with their herds. The animal species involved include cattle, camels, goats, yaks, llamas, reindeer, horses... | Technology | Agriculture_2 | null |
967488 | https://en.wikipedia.org/wiki/Messier%2077 | Messier 77 | Messier 77 (M77), also known as NGC 1068 or the Squid Galaxy, is a barred spiral galaxy in the constellation Cetus. It is about away from Earth, and was discovered by Pierre Méchain in 1780, who originally described it as a nebula. Méchain then communicated his discovery to Charles Messier, who subsequently listed th... | Physical sciences | Notable galaxies | Astronomy |
967508 | https://en.wikipedia.org/wiki/Pumpkinseed | Pumpkinseed | The pumpkinseed (Lepomis gibbosus), also referred to as sun perch, pond perch, common sunfish, punkie, sunfish, sunny, and kivver, is a small to medium–sized freshwater fish of the genus Lepomis (true sunfishes), from the sunfish family (Centrarchidae) in the order Centrarchiformes. It is endemic to eastern North Ameri... | Biology and health sciences | Acanthomorpha | Animals |
969122 | https://en.wikipedia.org/wiki/Cookiecutter%20shark | Cookiecutter shark | The cookiecutter shark (Isistius brasiliensis), also called the cigar shark, is a species of small squaliform shark in the family Dalatiidae. This shark lives in warm, oceanic waters worldwide, particularly near islands, and has been recorded as deep as . It migrates vertically up to every day, approaching the surface... | Biology and health sciences | Sharks | Animals |
969126 | https://en.wikipedia.org/wiki/Protein%20structure | Protein structure | Protein structure is the three-dimensional arrangement of atoms in an amino acid-chain molecule. Proteins are polymers specifically polypeptides formed from sequences of amino acids, which are the monomers of the polymer. A single amino acid monomer may also be called a residue, which indicates a repeating unit of a p... | Biology and health sciences | Proteins | Biology |
969684 | https://en.wikipedia.org/wiki/Herd | Herd | A herd is a social group of certain animals of the same species, either wild or domestic. The form of collective animal behavior associated with this is called herding. These animals are known as gregarious animals.
The term herd is generally applied to mammals, and most particularly to the grazing ungulates that clas... | Biology and health sciences | Ethology | Biology |
969943 | https://en.wikipedia.org/wiki/Common%20toad | Common toad | The common toad, European toad, or in Anglophone parts of Europe, simply the toad (Bufo bufo, from Latin bufo "toad"), is a toad found throughout most of Europe (with the exception of Ireland, Iceland, parts of Scandinavia, and some Mediterranean islands), in the western part of North Asia, and in a small portion of No... | Biology and health sciences | Frogs and toads | Animals |
970554 | https://en.wikipedia.org/wiki/Centaurus%20A/M83%20Group | Centaurus A/M83 Group | The Centaurus A/M83 Group is a complex group of galaxies in the constellations Hydra, Centaurus, and Virgo. The group may be roughly divided into two subgroups. The Cen A Subgroup, at a distance of 11.9 Mly (3.66 Mpc), is centered on Centaurus A, a nearby radio galaxy. The M83 Subgroup, at a distance of 14.9 Mly (4.5... | Physical sciences | Notable galaxy clusters | Astronomy |
970755 | https://en.wikipedia.org/wiki/LinkedIn | LinkedIn | LinkedIn () is a business and employment-focused social media platform that works through websites and mobile apps. It was launched on May 5, 2003 by Reid Hoffman and Eric Ly. Since December 2016, LinkedIn has been a wholly owned subsidiary of Microsoft. The platform is primarily used for professional networking and ca... | Technology | Social network and blogging | null |
14363037 | https://en.wikipedia.org/wiki/Trans-European%20high-speed%20rail%20network | Trans-European high-speed rail network | The Trans-European high-speed rail network (TEN-R), together with the Trans-European conventional rail network, make up the Trans-European Rail network, which in turn is one of a number of the European Union's Trans-European transport networks (TEN-T). It was defined by the Council Directive 96/48/EC of 23 July 1996.
... | Technology | Ground transportation networks | null |
7108409 | https://en.wikipedia.org/wiki/Trojan%20%28celestial%20body%29 | Trojan (celestial body) | In astronomy, a trojan is a small celestial body (mostly asteroids) that shares the orbit of a larger body, remaining in a stable orbit approximately 60° ahead of or behind the main body near one of its Lagrangian points and . Trojans can share the orbits of planets or of large moons.
Trojans are one type of co-orbit... | Physical sciences | Planetary science | Astronomy |
154237 | https://en.wikipedia.org/wiki/Ringtail | Ringtail | The ringtail (Bassariscus astutus) is a mammal of the raccoon family native to arid regions of North America. It is widely distributed and well-adapted to its distributed areas. It has been legally trapped for its fur. Globally, it is listed as Least Concern on the IUCN Red List but is a Conservation Strategy Species i... | Biology and health sciences | Procyonidae | Animals |
154406 | https://en.wikipedia.org/wiki/Procyonidae | Procyonidae | Procyonidae ( ) is a New World family of the order Carnivora. It includes the raccoons, ringtails, cacomistles, coatis, kinkajous, olingos, and olinguitos. Procyonids inhabit a wide range of environments and are generally omnivorous.
Characteristics
Procyonids are relatively small animals, with generally slender bodie... | Biology and health sciences | Carnivora | null |
154456 | https://en.wikipedia.org/wiki/Fathom | Fathom | A fathom is a unit of length in the imperial and the U.S. customary systems equal to , used especially for measuring the depth of water. The fathom is neither an international standard (SI) unit, nor an internationally accepted non-SI unit. Historically it was the maritime measure of depth in the English-speaking world... | Physical sciences | English | Basics and measurement |
154473 | https://en.wikipedia.org/wiki/Fermi%20level | Fermi level | The Fermi level of a solid-state body is the thermodynamic work required to add one electron to the body. It is a thermodynamic quantity usually denoted by μ or EF
for brevity. The Fermi level does not include the work required to remove the electron from wherever it came from.
A precise understanding of the Fermi leve... | Physical sciences | Basics_2 | Physics |
154502 | https://en.wikipedia.org/wiki/Type%202%20diabetes | Type 2 diabetes | Type 2 diabetes (T2D), formerly known as adult-onset diabetes, is a form of diabetes mellitus that is characterized by high blood sugar, insulin resistance, and relative lack of insulin. Common symptoms include increased thirst, frequent urination, fatigue and unexplained weight loss. Other symptoms include increased h... | Biology and health sciences | Specific diseases | Health |
154505 | https://en.wikipedia.org/wiki/Digital%20signal%20processor | Digital signal processor | A digital signal processor (DSP) is a specialized microprocessor chip, with its architecture optimized for the operational needs of digital signal processing. DSPs are fabricated on metal–oxide–semiconductor (MOS) integrated circuit chips. They are widely used in audio signal processing, telecommunications, digital ima... | Technology | Computer hardware | null |
154584 | https://en.wikipedia.org/wiki/Hilbert%27s%20problems | Hilbert's problems | Hilbert's problems are 23 problems in mathematics published by German mathematician David Hilbert in 1900. They were all unsolved at the time, and several proved to be very influential for 20th-century mathematics. Hilbert presented ten of the problems (1, 2, 6, 7, 8, 13, 16, 19, 21, and 22) at the Paris conference of ... | Mathematics | Basics | null |
154616 | https://en.wikipedia.org/wiki/Negative%20number | Negative number | In mathematics, a negative number is the opposite of a positive real number. Equivalently, a negative number is a real number that is less than zero. Negative numbers are often used to represent the magnitude of a loss or deficiency. A debt that is owed may be thought of as a negative asset. If a quantity, such as the ... | Mathematics | Basics | null |
154664 | https://en.wikipedia.org/wiki/Turbulence | Turbulence | In fluid dynamics, turbulence or turbulent flow is fluid motion characterized by chaotic changes in pressure and flow velocity. It is in contrast to laminar flow, which occurs when a fluid flows in parallel layers with no disruption between those layers.
Turbulence is commonly observed in everyday phenomena such as s... | Physical sciences | Fluid mechanics | null |
154725 | https://en.wikipedia.org/wiki/Probability%20mass%20function | Probability mass function | In probability and statistics, a probability mass function (sometimes called probability function or frequency function) is a function that gives the probability that a discrete random variable is exactly equal to some value. Sometimes it is also known as the discrete probability density function. The probability mass... | Mathematics | Probability | null |
154735 | https://en.wikipedia.org/wiki/Pentlandite | Pentlandite | Pentlandite is an iron–nickel sulfide with the chemical formula . Pentlandite has a narrow variation range in nickel to iron ratios (Ni:Fe), but it is usually described as 1:1. In some cases, this ratio is skewed by the presence of pyrrhotite inclusions. It also contains minor cobalt, usually at low levels as a fractio... | Physical sciences | Minerals | Earth science |
154738 | https://en.wikipedia.org/wiki/Hydrogen%20sulfide | Hydrogen sulfide | Hydrogen sulfide is a chemical compound with the formula . It is a colorless chalcogen-hydride gas, and is poisonous, corrosive, and flammable, with trace amounts in ambient atmosphere having a characteristic foul odor of rotten eggs. Swedish chemist Carl Wilhelm Scheele is credited with having discovered the chemical... | Physical sciences | Hydrogen compounds | Chemistry |
154742 | https://en.wikipedia.org/wiki/Dubai%20International%20Airport | Dubai International Airport | Dubai International Airport () is the primary international airport serving Dubai, United Arab Emirates, and is the world's busiest airport by international passenger traffic as of 2023. It is also the busiest airport in the Middle East as of 2023, the second-busiest airport in the world by passenger traffic as of 202... | Technology | Asia | null |
154744 | https://en.wikipedia.org/wiki/Ilmenite | Ilmenite | Ilmenite is a titanium-iron oxide mineral with the idealized formula . It is a weakly magnetic black or steel-gray solid. Ilmenite is the most important ore of titanium and the main source of titanium dioxide, which is used in paints, printing inks, fabrics, plastics, paper, sunscreen, food and cosmetics.
Structure a... | Physical sciences | Minerals | Earth science |
154750 | https://en.wikipedia.org/wiki/Zirconium%20dioxide | Zirconium dioxide | Zirconium dioxide (), sometimes known as zirconia (not to be confused with zirconium silicate or zircon), is a white crystalline oxide of zirconium. Its most naturally occurring form, with a monoclinic crystalline structure, is the mineral baddeleyite. A dopant stabilized cubic structured zirconia, cubic zirconia, is s... | Physical sciences | Oxide salts | Chemistry |
155056 | https://en.wikipedia.org/wiki/Dehydration | Dehydration | In physiology, dehydration is a lack of total body water that disrupts metabolic processes. It occurs when free water loss exceeds free water intake. This is usually due to excessive sweating, disease, or a lack of access to water. Mild dehydration can also be caused by immersion diuresis, which may increase risk of de... | Biology and health sciences | Specific diseases | Health |
155117 | https://en.wikipedia.org/wiki/Pubic%20hair | Pubic hair | Pubic hair (or pubes , ) is terminal body hair that is found in the genital area and pubic region of adolescent and adult humans. The hair is located on and around the sex organs, and sometimes at the top of the inside of the thighs, even extending down the perineum, and to the anal region. Pubic hair is also found on ... | Biology and health sciences | Integumentary system | Biology |
155131 | https://en.wikipedia.org/wiki/Bruxism | Bruxism | Bruxism is excessive teeth grinding or jaw clenching. It is an oral parafunctional activity; i.e., it is unrelated to normal function such as eating or talking. Bruxism is a common behavior; the global prevalence of bruxism (both sleep and awake) is 22.22%. Several symptoms are commonly associated with bruxism, includ... | Biology and health sciences | Mental disorders | Health |
155140 | https://en.wikipedia.org/wiki/Hair%20removal | Hair removal | Hair removal is the deliberate removal of body hair or head hair. This process is also known as epilation or depilation.
Hair is a common feature of the human body, exhibiting considerable variation in thickness and length across different populations. Hair becomes more visible during and after puberty. Additionally, ... | Biology and health sciences | Hygiene and grooming: General | Health |
155154 | https://en.wikipedia.org/wiki/Shaving | Shaving | Shaving is the removal of hair, by using a razor or any other kind of bladed implement, to slice it down—to the level of the skin or otherwise. Shaving is most commonly practiced by men to remove their facial hair and by women to remove their leg and underarm hair. A man is called clean-shaven if he has had his beard e... | Biology and health sciences | Health and fitness | null |
155176 | https://en.wikipedia.org/wiki/Shrew | Shrew | Shrews (family Soricidae) are small mole-like mammals classified in the order Eulipotyphla. True shrews are not to be confused with treeshrews, otter shrews, elephant shrews, West Indies shrews, or marsupial shrews, which belong to different families or orders.
Although its external appearance is generally that of a l... | Biology and health sciences | Soricomorpha | null |
155202 | https://en.wikipedia.org/wiki/Female%20ejaculation | Female ejaculation | Female ejaculation is characterized as an expulsion of fluid from the Skene's gland at the lower end of the urethra during or before an orgasm. It is also known colloquially as squirting or gushing, although research indicates that female ejaculation and squirting are different phenomena, squirting being attributed to... | Biology and health sciences | Human anatomy | Health |
155282 | https://en.wikipedia.org/wiki/Car%20bomb | Car bomb | A car bomb, bus bomb, van bomb, lorry bomb, or truck bomb, also known as a vehicle-borne improvised explosive device (VBIED), is an improvised explosive device designed to be detonated in an automobile or other vehicles.
Car bombs can be roughly divided into two main categories: those used primarily to kill the occupa... | Technology | Explosive weapons | null |
155350 | https://en.wikipedia.org/wiki/Munsell%20color%20system | Munsell color system | In colorimetry, the Munsell color system is a color space that specifies colors based on three properties of color: hue (basic color), value (lightness), and chroma (color intensity). It was created by Albert H. Munsell in the first decade of the 20th century and adopted by the United States Department of Agriculture (... | Physical sciences | Basics | Physics |
155383 | https://en.wikipedia.org/wiki/Liriodendron | Liriodendron | Liriodendron () is a genus of two species of characteristically large trees, deciduous over most of their populations, in the magnolia family (Magnoliaceae).
These trees are widely known by the common name tulip tree or tuliptree for their large flowers superficially resembling tulips. It is sometimes referred to as t... | Biology and health sciences | Magnoliales | Plants |
155414 | https://en.wikipedia.org/wiki/Computability%20theory | Computability theory | Computability theory, also known as recursion theory, is a branch of mathematical logic, computer science, and the theory of computation that originated in the 1930s with the study of computable functions and Turing degrees. The field has since expanded to include the study of generalized computability and definability... | Mathematics | Discrete mathematics | null |
155443 | https://en.wikipedia.org/wiki/Corrosion | Corrosion | Corrosion is a natural process that converts a refined metal into a more chemically stable oxide. It is the gradual deterioration of materials (usually a metal) by chemical or electrochemical reaction with their environment. Corrosion engineering is the field dedicated to controlling and preventing corrosion.
In the m... | Physical sciences | Chemical reactions | null |
155624 | https://en.wikipedia.org/wiki/Heritability | Heritability | Heritability is a statistic used in the fields of breeding and genetics that estimates the degree of variation in a phenotypic trait in a population that is due to genetic variation between individuals in that population. The concept of heritability can be expressed in the form of the following question: "What is the ... | Biology and health sciences | Genetics | Biology |
155625 | https://en.wikipedia.org/wiki/Penetrance | Penetrance | Penetrance in genetics is the proportion of individuals carrying a particular variant (or allele) of a gene (genotype) that also expresses an associated trait (phenotype). In medical genetics, the penetrance of a disease-causing mutation is the proportion of individuals with the mutation that exhibit clinical symptoms ... | Biology and health sciences | Genetics | Biology |
155627 | https://en.wikipedia.org/wiki/Ibuprofen | Ibuprofen | Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) that is used to relieve pain, fever, and inflammation. This includes painful menstrual periods, migraines, and rheumatoid arthritis. It may also be used to close a patent ductus arteriosus in a premature baby. It can be taken orally (by mouth) or intravenously.... | Biology and health sciences | Pain treatments | Health |
155650 | https://en.wikipedia.org/wiki/Fluoride | Fluoride | Fluoride () is an inorganic, monatomic anion of fluorine, with the chemical formula (also written ), whose salts are typically white or colorless. Fluoride salts typically have distinctive bitter tastes, and are odorless. Its salts and minerals are important chemical reagents and industrial chemicals, mainly used in t... | Physical sciences | Halide salts | Chemistry |
155664 | https://en.wikipedia.org/wiki/Railway%20platform | Railway platform | A railway platform is an area in a train station alongside a railway track providing convenient access to trains. Almost all stations have some form of platform, with larger stations having multiple platforms.
Grand Central Terminal in Midtown Manhattan hosts 44 platforms, more than any other rail station in the world... | Technology | Concepts of ground transport | null |
155725 | https://en.wikipedia.org/wiki/Sodium%20bicarbonate | Sodium bicarbonate | Sodium bicarbonate (IUPAC name: sodium hydrogencarbonate), commonly known as baking soda or bicarbonate of soda, is a chemical compound with the formula NaHCO3. It is a salt composed of a sodium cation (Na+) and a bicarbonate anion (HCO3−). Sodium bicarbonate is a white solid that is crystalline but often appears as a ... | Physical sciences | Salts | null |
155726 | https://en.wikipedia.org/wiki/Sodium%20carbonate | Sodium carbonate | Sodium carbonate (also known as washing soda, soda ash and soda crystals) is the inorganic compound with the formula and its various hydrates. All forms are white, odourless, water-soluble salts that yield alkaline solutions in water. Historically, it was extracted from the ashes of plants grown in sodium-rich soils, ... | Physical sciences | Salts | null |
155739 | https://en.wikipedia.org/wiki/Biological%20pest%20control | Biological pest control | Biological control or biocontrol is a method of controlling pests, whether pest animals such as insects and mites, weeds, or pathogens affecting animals or plants by using other organisms. It relies on predation, parasitism, herbivory, or other natural mechanisms, but typically also involves an active human management ... | Technology | Pest and disease control | null |
155747 | https://en.wikipedia.org/wiki/Travel | Travel | Travel is the movement of people between distant geographical locations. Travel can be done by foot, bicycle, automobile, train, boat, bus, airplane, ship or other means, with or without luggage, and can be one way or round trip. Travel can also include relatively short stays between successive movements, as in the cas... | Technology | Basics_11 | null |
155750 | https://en.wikipedia.org/wiki/ATPase | ATPase | ATPases (, Adenosine 5'-TriPhosphatase, adenylpyrophosphatase, ATP monophosphatase, triphosphatase, SV40 T-antigen, ATP hydrolase, complex V (mitochondrial electron transport), (Ca2+ + Mg2+)-ATPase, HCO3−-ATPase, adenosine triphosphatase) are a class of enzymes that catalyze the decomposition of ATP into ADP and a free... | Biology and health sciences | Cell processes | Biology |
155758 | https://en.wikipedia.org/wiki/Gravity%20assist | Gravity assist | A gravity assist, gravity assist maneuver, swing-by, or generally a gravitational slingshot in orbital mechanics, is a type of spaceflight flyby which makes use of the relative movement (e.g. orbit around the Sun) and gravity of a planet or other astronomical object to alter the path and speed of a spacecraft, typical... | Physical sciences | Orbital mechanics | null |
155760 | https://en.wikipedia.org/wiki/Hohmann%20transfer%20orbit | Hohmann transfer orbit | In astronautics, the Hohmann transfer orbit () is an orbital maneuver used to transfer a spacecraft between two orbits of different altitudes around a central body. For example, a Hohmann transfer could be used to raise a satellite's orbit from low Earth orbit to geostationary orbit. In the idealized case, the initial ... | Physical sciences | Orbital mechanics | Astronomy |
155823 | https://en.wikipedia.org/wiki/Sievert | Sievert | The sievert (symbol: Sv) is a unit in the International System of Units (SI) intended to represent the stochastic health risk of ionizing radiation, which is defined as the probability of causing radiation-induced cancer and genetic damage. The sievert is important in dosimetry and radiation protection. It is named aft... | Physical sciences | Radioactivity | null |
155829 | https://en.wikipedia.org/wiki/Curie%20%28unit%29 | Curie (unit) | The curie (symbol Ci) is a non-SI unit of radioactivity originally defined in 1910. According to a notice in Nature at the time, it was to be named in honour of Pierre Curie, but was considered at least by some to be in honour of Marie Curie as well, and is in later literature considered to be named for both.
It was o... | Physical sciences | Radioactivity | Basics and measurement |
155835 | https://en.wikipedia.org/wiki/Becquerel | Becquerel | The becquerel (; symbol: Bq) is the unit of radioactivity in the International System of Units (SI). One becquerel is defined as an activity of one per second, on average, for aperiodic activity events referred to a radionuclide. For applications relating to human health this is a small quantity, and SI multiples of th... | Physical sciences | Radioactivity | null |
155869 | https://en.wikipedia.org/wiki/Lux | Lux | The lux (symbol: lx) is the unit of illuminance, or luminous flux per unit area, in the International System of Units (SI). It is equal to one lumen per square metre. In photometry, this is used as a measure of the irradiance, as perceived by the spectrally unequally responding human eye, of light that hits or passes t... | Physical sciences | Light | null |
155904 | https://en.wikipedia.org/wiki/Supercar | Supercar | A supercar, also known as an exotic car, is a type of automobile generally described at its most basic as a street-legal sports car with race track-like power, speed, and handling, plus a certain subjective cachet linked to pedigree, exclusivity, or both. The term 'supercar' is frequently used for the extreme fringe of... | Technology | Motorized road transport | null |
156310 | https://en.wikipedia.org/wiki/Radicle | Radicle | In botany, the radicle is the first part of a seedling (a growing plant embryo) to emerge from the seed during the process of germination. The radicle is the embryonic root of the plant, and grows downward in the soil (the shoot emerges from the plumule). Above the radicle is the embryonic stem or hypocotyl, supporting... | Biology and health sciences | Plant anatomy and morphology: General | Biology |
156339 | https://en.wikipedia.org/wiki/Corporate%20farming | Corporate farming | Corporate farming is the practice of large-scale agriculture on farms owned or greatly influenced by large companies. This includes corporate ownership of farms and the sale of agricultural products, as well as the roles of these companies in influencing agricultural education, research, and public policy through fundi... | Technology | Agriculture, labor and economy | null |
156455 | https://en.wikipedia.org/wiki/Araucaria%20araucana | Araucaria araucana | Araucaria araucana, commonly called the monkey puzzle tree, monkey tail tree, piñonero, pewen or pehuen pine, is an evergreen tree growing to a trunk diameter of and a height of . It is native to central and southern Chile and western Argentina. It is the hardiest species in the conifer genus Araucaria. Because of the... | Biology and health sciences | Pinophyta (Conifers) | Plants |
6944639 | https://en.wikipedia.org/wiki/Brittle%E2%80%93ductile%20transition%20zone | Brittle–ductile transition zone |
The brittle-ductile transition zone (hereafter the "transition zone") is the zone of the Earth's crust that marks the transition from the upper, more brittle crust to the lower, more ductile crust. For quartz and feldspar-rich rocks in continental crust, the transition zone occurs at an approximate depth of 20 km, at... | Physical sciences | Structural geology | Earth science |
2964983 | https://en.wikipedia.org/wiki/Induction%20furnace | Induction furnace | An induction furnace is an electrical furnace in which the heat is applied by induction heating of metal.
Induction furnace capacities range from less than one kilogram to one hundred tons, and are used to melt iron and steel, copper, aluminum, and precious metals.
The advantage of the induction furnace is a clean, ... | Technology | Metallurgy | null |
2968115 | https://en.wikipedia.org/wiki/Cup%20%28unit%29 | Cup (unit) | The cup is a cooking measure of volume, commonly associated with cooking and serving sizes. In the US, it is traditionally equal to . Because actual drinking cups may differ greatly from the size of this unit, standard measuring cups may be used, with a metric cup commonly being rounded up to 240 millilitres (legal cup... | Physical sciences | Volume | Basics and measurement |
2969781 | https://en.wikipedia.org/wiki/Thrinaxodon | Thrinaxodon | Thrinaxodon is an extinct genus of cynodonts, including the species T. liorhinus which lived in what are now South Africa and Antarctica during the Late Permian - Early Triassic. Thrinaxodon lived just after the Permian–Triassic mass extinction event, its survival during the extinction may have been due to its burrowin... | Biology and health sciences | Proto-mammals | Animals |
1500225 | https://en.wikipedia.org/wiki/Gnetum%20gnemon | Gnetum gnemon | Gnetum gnemon is a gymnosperm species of Gnetum, its native area spans from Mizoram and Assam in India down south through Malay Peninsula, Malay Archipelago and the Philippines in southeast Asia to the western Pacific islands. Common names include gnetum, joint fir, two leaf, melinjo/belinjo (Indonesian), bago (Filipin... | Biology and health sciences | Gymnosperms (except conifers) | Plants |
1500869 | https://en.wikipedia.org/wiki/Coefficient%20of%20determination | Coefficient of determination | In statistics, the coefficient of determination, denoted R2 or r2 and pronounced "R squared", is the proportion of the variation in the dependent variable that is predictable from the independent variable(s).
It is a statistic used in the context of statistical models whose main purpose is either the prediction of fut... | Mathematics | Probability | null |
1501313 | https://en.wikipedia.org/wiki/SN%201006 | SN 1006 | SN 1006 was a supernova that is likely the brightest observed stellar event in recorded history, reaching an estimated −7.5 visual magnitude, and exceeding roughly sixteen times the brightness of Venus. Appearing between April 30 and May 1, 1006, in the constellation of Lupus, this "guest star" was described by observe... | Physical sciences | Notable transient events | Astronomy |
1501800 | https://en.wikipedia.org/wiki/Destructive%20distillation | Destructive distillation | Destructive distillation is a chemical process in which decomposition of unprocessed material is achieved by heating it to a high temperature; the term generally applies to processing of organic material in the absence of air or in the presence of limited amounts of oxygen or other reagents, catalysts, or solvents, su... | Physical sciences | Other reactions | Chemistry |
1502780 | https://en.wikipedia.org/wiki/Dinocephalia | Dinocephalia | Dinocephalians (terrible heads) are a clade of large-bodied early therapsids that flourished in the Early and Middle Permian between 279.5 and 260 million years ago (Ma), but became extinct during the Capitanian mass extinction event. Dinocephalians included herbivorous, carnivorous, and omnivorous forms. Many species ... | Biology and health sciences | Proto-mammals | Animals |
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