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34713249 | https://en.wikipedia.org/wiki/Forensic%20geophysics | Forensic geophysics | Forensic geophysics is a branch of forensic science and is the study, the search, the localization and the mapping of buried objects or elements beneath the soil or the water, using geophysics tools for legal purposes. There are various geophysical techniques for forensic investigations in which the targets are buried ... | Physical sciences | Geophysics | Earth science |
2922492 | https://en.wikipedia.org/wiki/Ponte%20Sant%27Angelo | Ponte Sant'Angelo | Ponte Sant'Angelo, originally the Aelian Bridge or Pons Aelius, is a Roman bridge in Rome, Italy, completed in 134 AD by Roman Emperor Hadrian (Publius Aelius Hadrianus), to span the Tiber from the city centre to his newly constructed mausoleum, now the towering Castel Sant'Angelo. The bridge is faced with travertine m... | Technology | Bridges | null |
2924436 | https://en.wikipedia.org/wiki/Electromagnetic%20wave%20equation | Electromagnetic wave equation | The electromagnetic wave equation is a second-order partial differential equation that describes the propagation of electromagnetic waves through a medium or in a vacuum. It is a three-dimensional form of the wave equation. The homogeneous form of the equation, written in terms of either the electric field or the mag... | Physical sciences | Electromagnetic radiation | Physics |
2925371 | https://en.wikipedia.org/wiki/Radiative%20transfer | Radiative transfer | Radiative transfer (also called radiation transport) is the physical phenomenon of energy transfer in the form of electromagnetic radiation. The propagation of radiation through a medium is affected by absorption, emission, and scattering processes. The equation of radiative transfer describes these interactions mathem... | Physical sciences | Electromagnetic radiation | Physics |
2925388 | https://en.wikipedia.org/wiki/Temnospondyli | Temnospondyli | Temnospondyli (from Greek τέμνειν, temnein 'to cut' and σπόνδυλος, spondylos 'vertebra') or temnospondyls is a diverse ancient order of small to giant tetrapods—often considered primitive amphibians—that flourished worldwide during the Carboniferous, Permian and Triassic periods, with fossils being found on every conti... | Biology and health sciences | Prehistoric amphibians | Animals |
24580536 | https://en.wikipedia.org/wiki/Cobalt | Cobalt | Cobalt is a chemical element; it has symbol Co and atomic number 27. As with nickel, cobalt is found in the Earth's crust only in a chemically combined form, save for small deposits found in alloys of natural meteoric iron. The free element, produced by reductive smelting, is a hard, lustrous, somewhat brittle, gray me... | Physical sciences | Chemical elements_2 | null |
24580596 | https://en.wikipedia.org/wiki/Cerium | Cerium | Cerium is a chemical element; it has symbol Ce and atomic number 58. It is a soft, ductile, and silvery-white metal that tarnishes when exposed to air. Cerium is the second element in the lanthanide series, and while it often shows the oxidation state of +3 characteristic of the series, it also has a stable +4 state th... | Physical sciences | Chemical elements_2 | null |
953257 | https://en.wikipedia.org/wiki/Diving%20bell%20spider | Diving bell spider | The diving bell spider or water spider (Argyroneta aquatica) is the only species of spider known to live almost entirely under water. It is the only member of the genus Argyroneta. When out of the water, the spider ranges in colour from mid to dark brown, although the hairs on the abdomen give it a dark grey, velvet-li... | Biology and health sciences | Spiders | Animals |
953369 | https://en.wikipedia.org/wiki/Virtual%20image | Virtual image | In optics, the image of an object is defined as the collection of focus points of light rays coming from the object. A real image is the collection of focus points made by converging rays, while a virtual image is the collection of focus points made by backward extensions of diverging rays. In other words, a virtual im... | Physical sciences | Optics | Physics |
953913 | https://en.wikipedia.org/wiki/Emperor%20scorpion | Emperor scorpion | The emperor scorpion (Pandinus imperator) is a species of scorpion native to rainforests and savannas in West Africa. It is one of the largest scorpions in the world and lives for six to eight years. Its body is black, but like other scorpions it glows pastel green or blue under ultraviolet light. It is a popular speci... | Biology and health sciences | Scorpions | Animals |
954281 | https://en.wikipedia.org/wiki/Cache%20replacement%20policies | Cache replacement policies | In computing, cache replacement policies (also known as cache replacement algorithms or cache algorithms) are optimizing instructions or algorithms which a computer program or hardware-maintained structure can utilize to manage a cache of information. Caching improves performance by keeping recent or often-used data it... | Mathematics | Algorithms | null |
956001 | https://en.wikipedia.org/wiki/Gonepteryx%20rhamni | Gonepteryx rhamni | Gonepteryx rhamni, commonly named the common brimstone, is a butterfly of the family Pieridae. It lives throughout the Palearctic zone and is commonly found across Europe, Asia, and North Africa. Across much of its range, it is the only species of its genus, and is therefore simply known locally as the brimstone. Its w... | Biology and health sciences | Lepidoptera | Animals |
956656 | https://en.wikipedia.org/wiki/Maar | Maar | A maar is a broad, low-relief volcanic crater caused by a phreatomagmatic eruption (an explosion which occurs when groundwater comes into contact with hot lava or magma). A maar characteristically fills with water to form a relatively shallow crater lake, which may also be called a maar.
Maars range in size from acro... | Physical sciences | Volcanic landforms | Earth science |
956704 | https://en.wikipedia.org/wiki/Stopwatch | Stopwatch | A stopwatch is a timepiece designed to measure the amount of time that elapses between its activation and deactivation.
A large digital version of a stopwatch designed for viewing at a distance, as in a sports stadium, is called a stop clock. In manual timing, the clock is started and stopped by a person pressing a bu... | Technology | Clocks | null |
957081 | https://en.wikipedia.org/wiki/Oseltamivir | Oseltamivir | Oseltamivir, sold under the brand name Tamiflu among others, is an antiviral medication used to treat and prevent influenza A and influenza B, viruses that cause the flu. Many medical organizations recommend it in people who have complications or are at high risk of complications within 48 hours of first symptoms of in... | Biology and health sciences | Antiviral drugs | Health |
957233 | https://en.wikipedia.org/wiki/Mil%20Mi-8 | Mil Mi-8 | The Mil Mi-8 (, NATO reporting name: Hip) is a medium twin-turbine helicopter, originally designed by the Soviet Central Aerohydrodynamic Institute (TsAGI) in the 1960s and introduced into the Soviet Air Force in 1968. Russian production of the aircraft model still continues as of 2024. In addition to its most common r... | Technology | Specific aircraft_2 | null |
957422 | https://en.wikipedia.org/wiki/Keep | Keep | A keep is a type of fortified tower built within castles during the Middle Ages by European nobility. Scholars have debated the scope of the word keep, but usually consider it to refer to large towers in castles that were fortified residences, used as a refuge of last resort should the rest of the castle fall to an adv... | Technology | Fortification | null |
957663 | https://en.wikipedia.org/wiki/Cyclobutane | Cyclobutane | Cyclobutane is a cycloalkane and organic compound with the formula (CH2)4. Cyclobutane is a colourless gas and is commercially available as a liquefied gas. Derivatives of cyclobutane are called cyclobutanes. Cyclobutane itself is of no commercial or biological significance, but more complex derivatives are important i... | Physical sciences | Aliphatic hydrocarbons | Chemistry |
30696992 | https://en.wikipedia.org/wiki/Cardboard | Cardboard | Cardboard is a generic term for heavy paper-based products. The construction can range from a thick paper known as paperboard to corrugated fiberboard which is made of multiple plies of material. Natural cardboards can range from grey to light brown in color, depending on the specific product; dyes, pigments, printing,... | Technology | Materials | null |
29171632 | https://en.wikipedia.org/wiki/Marine%20habitat | Marine habitat | A marine habitat is a habitat that supports marine life. Marine life depends in some way on the saltwater that is in the sea (the term marine comes from the Latin mare, meaning sea or ocean). A habitat is an ecological or environmental area inhabited by one or more living species. The marine environment supports many ... | Physical sciences | Oceanography | Earth science |
2107349 | https://en.wikipedia.org/wiki/Heterothermy | Heterothermy | Heterothermy or heterothermia (from Greek ἕτερος heteros "other" and θέρμη thermē "heat") is a physiological term for animals that vary between self-regulating their body temperature, and allowing the surrounding environment to affect it. In other words, they exhibit characteristics of both poikilothermy and homeotherm... | Biology and health sciences | Basics | Biology |
2108090 | https://en.wikipedia.org/wiki/Pearlfish | Pearlfish | Pearlfish are marine fish in the ray-finned fish family Carapidae. Pearlfishes inhabit the tropical waters of the Atlantic, Indian, and Pacific Oceans at depths to , along oceanic shelves and slopes. They are slender, elongated fish with no scales, translucent bodies, and dorsal fin rays which are shorter than their a... | Biology and health sciences | Acanthomorpha | Animals |
2109865 | https://en.wikipedia.org/wiki/Dolomedes | Dolomedes | Dolomedes is a genus of large spiders of the family Dolomedidae. They are also known as fishing spiders, raft spiders, dock spiders or wharf spiders. Almost all Dolomedes species are semiaquatic, with the exception of the tree-dwelling D. albineus of the southeastern United States. Many species have a striking pale st... | Biology and health sciences | Spiders | Animals |
2110211 | https://en.wikipedia.org/wiki/Stari%20Most | Stari Most | Stari Most (), also known as Mostar Bridge, is a rebuilt 16th-century Ottoman bridge in the city of Mostar in Bosnia and Herzegovina. It crosses the river Neretva and connects the two parts of the city, which is named after the bridge keepers (mostari) who guarded the Stari Most during the Ottoman era. During the Croat... | Technology | Bridges | null |
2110720 | https://en.wikipedia.org/wiki/Pencil%20fish | Pencil fish | Nannostomus (from the Greek nanos = small, and the Latin stomus = relating to the mouth) is a genus of fish belonging to the characin family Lebiasinidae. All of the species in this genus are known as pencil fish, a popular name that was initially only applied to two species in the 1920s, Nannostomus unifasciatus and N... | Biology and health sciences | Characiformes | Animals |
2111048 | https://en.wikipedia.org/wiki/Earthquake%20engineering | Earthquake engineering | Earthquake engineering is an interdisciplinary branch of engineering that designs and analyzes structures, such as buildings and bridges, with earthquakes in mind. Its overall goal is to make such structures more resistant to earthquakes. An earthquake (or seismic) engineer aims to construct structures that will not be... | Technology | Disciplines | null |
2111904 | https://en.wikipedia.org/wiki/Alpheidae | Alpheidae | Alpheidae (also known as the snapping shrimp, pistol shrimp or alpheid shrimp) is a family within the infraorder caridea characterized by having asymmetrical claws, the larger of which is typically capable of producing a loud snapping sound.
The family is diverse and worldwide in distribution, consisting of about 1,11... | Biology and health sciences | Shrimps and prawns | Animals |
23096495 | https://en.wikipedia.org/wiki/Air%20separation | Air separation | An air separation plant separates atmospheric air into its primary components, typically nitrogen and oxygen, and sometimes also argon and other rare inert gases.
The most common method for air separation is fractional distillation. Cryogenic air separation units (ASUs) are built to provide nitrogen or oxygen and ofte... | Physical sciences | Phase separations | Chemistry |
23099899 | https://en.wikipedia.org/wiki/Environmental%20issues | Environmental issues | Environmental issues are disruptions in the usual function of ecosystems. Further, these issues can be caused by humans (human impact on the environment) or they can be natural. These issues are considered serious when the ecosystem cannot recover in the present situation, and catastrophic if the ecosystem is projected... | Physical sciences | Earth science basics: General | Earth science |
23105042 | https://en.wikipedia.org/wiki/Primordial%20nuclide | Primordial nuclide | In geochemistry, geophysics and nuclear physics, primordial nuclides, also known as primordial isotopes, are nuclides found on Earth that have existed in their current form since before Earth was formed. Primordial nuclides were present in the interstellar medium from which the solar system was formed, and were formed ... | Physical sciences | Geochemistry | Earth science |
5292611 | https://en.wikipedia.org/wiki/Lithium%20oxide | Lithium oxide | Lithium oxide (O) or lithia is an inorganic chemical compound. It is a white solid. Although not specifically important, many materials are assessed on the basis of their Li2O content. For example, the Li2O content of the principal lithium mineral spodumene (LiAlSi2O6) is 8.03%.
Production
Lithium oxide forms along w... | Physical sciences | Alkali oxide salts | Chemistry |
5293591 | https://en.wikipedia.org/wiki/Naver | Naver | Naver (; stylized as NAVER) is a South Korean online platform operated by the Naver Corporation. The company's products include a search engine, email hosting, blogs, maps, and mobile payment. It was founded in 1999 and was the first Korean company to develop their own search engine. Naver also created the world's firs... | Technology | Portals/Platform sites | null |
5298371 | https://en.wikipedia.org/wiki/%CE%9418O | Δ18O | {{DISPLAYTITLE:δ18O}}
In geochemistry, paleoclimatology and paleoceanography δ18O or delta-O-18 is a measure of the deviation in ratio of stable isotopes oxygen-18 (18O) and oxygen-16 (16O).
It is commonly used as a measure of the temperature of precipitation, as a measure of groundwater/mineral interactions, and as... | Physical sciences | Geochemistry | Earth science |
5298400 | https://en.wikipedia.org/wiki/Arandaspis | Arandaspis | Arandaspis prionotolepis is an extinct species of jawless fish that lived in the Ordovician period, about 480 to 470 million years ago. Its remains were found in the Stairway Sandstone near Alice Springs, Australia in 1959, but it was not determined that they were the oldest known vertebrates until the late 1960s. Aran... | Biology and health sciences | Prehistoric agnathae and early chordates | Animals |
1455717 | https://en.wikipedia.org/wiki/A%C3%A7a%C3%AD%20palm | Açaí palm | The açaí palm (, , from Nheengatu asai), Euterpe oleracea, is a species of palm tree (Arecaceae) cultivated for its fruit (açaí berries, or simply açaí), hearts of palm (a vegetable), leaves, and trunk wood. Global demand for the fruit has expanded rapidly in the 21st century, and the tree is cultivated for that purpos... | Biology and health sciences | Other culinary fruits | Plants |
1455879 | https://en.wikipedia.org/wiki/Tusk%20shell | Tusk shell | Scaphopoda (plural scaphopods , from Ancient Greek σκᾰ́φης skáphē "boat" and πούς poús "foot"), whose members are also known as tusk shells or tooth shells, are a class of shelled marine invertebrates belonging to the phylum Mollusca with worldwide distribution and are the only class of exclusively infaunal marine mol... | Biology and health sciences | Mollusks | Animals |
1456984 | https://en.wikipedia.org/wiki/Organic%20synthesis | Organic synthesis | Organic synthesis is a branch of chemical synthesis concerned with the construction of organic compounds. Organic compounds are molecules consisting of combinations of covalently-linked hydrogen, carbon, oxygen, and nitrogen atoms. Within the general subject of organic synthesis, there are many different types of synt... | Physical sciences | Synthetic strategies | Chemistry |
1457471 | https://en.wikipedia.org/wiki/Tokay%20gecko | Tokay gecko | The tokay gecko (Gekko gecko) is a nocturnal arboreal gecko in the genus Gekko, the true geckos. It is native to Asia and some Pacific Islands.
Etymology
The word "tokay" is an onomatopoeia of the sound made by males of this species. The common and scientific names, as well as the family name Gekkonidae and the gener... | Biology and health sciences | Lizards and other Squamata | Animals |
1457625 | https://en.wikipedia.org/wiki/Caspian%20tiger | Caspian tiger | The Caspian tiger was a Panthera tigris tigris population native to eastern Turkey, northern Iran, Mesopotamia, the Caucasus around the Caspian Sea, Central Asia to northern Afghanistan and the Xinjiang region in western China. Until the Middle Ages, it was also present in southern Russia. It inhabited sparse forests a... | Biology and health sciences | Felines | Animals |
1458081 | https://en.wikipedia.org/wiki/Yield%20%28chemistry%29 | Yield (chemistry) | In chemistry, yield, also known as reaction yield or chemical yield, refers to the amount of product obtained in a chemical reaction. Yield is one of the primary factors that scientists must consider in organic and inorganic chemical synthesis processes. In chemical reaction engineering, "yield", "conversion" and "sel... | Physical sciences | Reaction | Chemistry |
1458550 | https://en.wikipedia.org/wiki/Depersonalization-derealization%20disorder | Depersonalization-derealization disorder | Depersonalization-derealization disorder (DPDR, DDD) is a mental disorder in which the person has persistent or recurrent feelings of depersonalization and/or derealization. Depersonalization is described as feeling disconnected or detached from one's self. Individuals may report feeling as if they are an outside obser... | Biology and health sciences | Mental disorders | Health |
1460126 | https://en.wikipedia.org/wiki/Chromatic%20polynomial | Chromatic polynomial | The chromatic polynomial is a graph polynomial studied in algebraic graph theory, a branch of mathematics. It counts the number of graph colorings as a function of the number of colors and was originally defined by George David Birkhoff to study the four color problem. It was generalised to the Tutte polynomial by Hass... | Mathematics | Graph theory | null |
1460629 | https://en.wikipedia.org/wiki/Effective%20temperature | Effective temperature | The effective temperature of a body such as a star or planet is the temperature of a black body that would emit the same total amount of electromagnetic radiation. Effective temperature is often used as an estimate of a body's surface temperature when the body's emissivity curve (as a function of wavelength) is not kn... | Physical sciences | Basics | Astronomy |
37263123 | https://en.wikipedia.org/wiki/Bag | Bag | A bag (also known regionally as a sack) is a common tool in the form of a non-rigid container, typically made of cloth, leather, bamboo, paper, or plastic. The use of bags predates recorded history, with the earliest bags being lengths of animal skin, cotton, or woven plant fibers, folded up at the edges and secured in... | Technology | Containers | null |
2927640 | https://en.wikipedia.org/wiki/Acute%20medicine | Acute medicine | Acute medicine, also known as acute internal medicine (AIM), is a specialty within internal medicine concerned with the immediate and early specialist management of adult patients with a wide range of medical conditions who present in hospital as emergencies. It developed in the United Kingdom in the early 2000s as a d... | Biology and health sciences | Fields of medicine | Health |
2930244 | https://en.wikipedia.org/wiki/Atlantic%20hurricane%20season | Atlantic hurricane season | The Atlantic hurricane season is the period in a year, from June 1 through November 30, when tropical or subtropical cyclones are most likely to form in the North Atlantic Ocean. These dates, adopted by convention, encompass the period in each year when most tropical cyclogenesis occurs in the basin. Even so, subtropic... | Physical sciences | Seasons | Earth science |
2930734 | https://en.wikipedia.org/wiki/Distributive%20shock | Distributive shock | Distributive shock is a medical condition in which abnormal distribution of blood flow in the smallest blood vessels results in inadequate supply of blood to the body's tissues and organs. It is one of four categories of shock, a condition where there is not enough oxygen-carrying blood to meet the metabolic needs of t... | Biology and health sciences | Cardiovascular disease | Health |
35888611 | https://en.wikipedia.org/wiki/Semibatch%20reactor | Semibatch reactor | For both chemical and biological engineering, Semibatch (semiflow) reactors operate much like batch reactors in that they take place in a single stirred tank with similar equipment. However, they are modified to allow reactant addition and/or product removal in time.
A normal batch reactor is filled with reactants in... | Physical sciences | Chemical engineering | Chemistry |
35895879 | https://en.wikipedia.org/wiki/Effects%20of%20climate%20change%20on%20oceans | Effects of climate change on oceans | There are many effects of climate change on oceans. One of the most important is an increase in ocean temperatures. More frequent marine heatwaves are linked to this. The rising temperature contributes to a rise in sea levels due to the expansion of water as it warms and the melting of ice sheets on land. Other effects... | Physical sciences | Climate change | Earth science |
41501305 | https://en.wikipedia.org/wiki/Telegram%20%28software%29 | Telegram (software) | Telegram Messenger, commonly known as Telegram, is a cloud-based, cross-platform, social media and instant messaging (IM) service. It was originally launched for iOS on 14 August 2013 and Android on 20 October 2013. It allows users to exchange messages, share media and files, and hold private and group voice or video c... | Technology | Social network and blogging | null |
29188721 | https://en.wikipedia.org/wiki/RNA%20interference | RNA interference | RNA interference (RNAi) is a biological process in which RNA molecules are involved in sequence-specific suppression of gene expression by double-stranded RNA, through translational or transcriptional repression. Historically, RNAi was known by other names, including co-suppression, post-transcriptional gene silencing ... | Biology and health sciences | Molecular biology | Biology |
34740042 | https://en.wikipedia.org/wiki/Laminar%20flow%20reactor | Laminar flow reactor | A laminar flow reactor (LFR) is a type of chemical reactor that uses laminar flow to control reaction rate, and/or reaction distribution. LFR is generally a long tube with constant diameter that is kept at constant temperature. Reactants are injected at one end and products are collected and monitored at the other. La... | Physical sciences | Chemical engineering | Chemistry |
27888690 | https://en.wikipedia.org/wiki/Erebidae | Erebidae | The Erebidae are a family of moths in the superfamily Noctuoidea. The family is among the largest families of moths by species count and contains a wide variety of well-known macromoth groups. The family includes the underwings (Catocala); litter moths (Herminiinae); tiger, lichen, footman and wasp moths (Arctiinae); ... | Biology and health sciences | Lepidoptera | Animals |
5301750 | https://en.wikipedia.org/wiki/Pteraspis | Pteraspis | Pteraspis (from 'wing' or 'fin' and 'shield') is an extinct genus of pteraspidid heterostracan jawless fish. It lived from the Lochkovian to Eifelian epochs of the Devonian period in what is now Brazil (Eifelian Maecuru Formation), Britain (Lochkovian Ditton Group), Ukraine (Lochkovian Ivane Suite, Pragian Babin Sa... | Biology and health sciences | Prehistoric agnathae and early chordates | Animals |
5302698 | https://en.wikipedia.org/wiki/Brosimum%20alicastrum | Brosimum alicastrum | Brosimum alicastrum, commonly known as breadnut, Maya nut or ramon, and many others, is a tree species in the family Moraceae of flowering plants, whose other genera include figs and mulberries.
Two subspecies are commonly recognized:
B. a. alicastrum
B. a. bolivarense (Pittier) C.C.Berg
Description
Brosimum alic... | Biology and health sciences | Nuts | Plants |
5305778 | https://en.wikipedia.org/wiki/Monopotassium%20glutamate | Monopotassium glutamate | Monopotassium glutamate (MPG) is the compound with formula KC5H8NO4. It is a potassium salt of glutamic acid.
It has the E number E622 and is used in foods as a flavor enhancer. It is a non-sodium MSG alternative.
| Physical sciences | Glutamates | Chemistry |
31692117 | https://en.wikipedia.org/wiki/Raspberry%20Pi | Raspberry Pi | Raspberry Pi () is a series of small single-board computers (SBCs) developed in the United Kingdom. The original Raspberry Pi computer was developed by the Raspberry Pi Foundation in association with Broadcom. Since 2012, all Raspberry Pi products have been developed by Raspberry Pi Ltd, which began as a wholly-owned s... | Technology | Specific hardware | null |
31694713 | https://en.wikipedia.org/wiki/Port%20of%20Jebel%20Ali | Port of Jebel Ali | Port of Jebel Ali, also known as Mina Jebel Ali, is a deep port located in Jebel Ali, Dubai, United Arab Emirates. Jebel Ali is the world's ninth busiest port, the largest man-made harbour, and the biggest and by far the busiest port in the Middle-East. Port Jebel Ali was constructed in the late 1970s to supplement the... | Technology | Specific piers and ports | null |
3935892 | https://en.wikipedia.org/wiki/Bay | Bay | A bay is a recessed, coastal body of water that directly connects to a larger main body of water, such as an ocean, a lake, or another bay. A large bay is usually called a gulf, sea, sound, or bight. A cove is a small, circular bay with a narrow entrance. A fjord is an elongated bay formed by glacial action.
The term e... | Physical sciences | Oceanic and coastal landforms | null |
3937442 | https://en.wikipedia.org/wiki/Ahaetulla | Ahaetulla | Ahaetulla, commonly referred to as Asian vine snakes or Asian whip snakes, is a genus of colubrid snakes distributed throughout tropical Asia. They are considered by some scientists to be mildly venomous and are what is commonly termed as 'rear-fanged' or more appropriately, opisthoglyphous, meaning their enlarged teet... | Biology and health sciences | Snakes | Animals |
3938382 | https://en.wikipedia.org/wiki/Urine | Urine | Urine is a liquid by-product of metabolism in humans and in many other animals. In placental mammals, urine flows from the kidneys through the ureters to the urinary bladder and exits the urethra through the penis or vulva during urination. In other vertebrates, urine is excreted through the cloaca.
Urine contains wat... | Biology and health sciences | Urinary system | Biology |
2114529 | https://en.wikipedia.org/wiki/Atat%C3%BCrk%20Dam | Atatürk Dam | The Atatürk Dam (), originally the Karababa Dam, is the third largest dam in the world and it is a zoned rock-fill dam with a central core on the Euphrates River on the border of Adıyaman Province and Şanlıurfa Province in the Southeastern Anatolia Region of Turkey. Built both to generate electricity and to irrigate th... | Technology | Dams | null |
2116016 | https://en.wikipedia.org/wiki/CIE%201931%20color%20space | CIE 1931 color space | In 1931 the International Commission on Illumination (CIE) published the CIE 1931 color spaces which define the relationship between the visible spectrum and the visual sensation of specific colors by human color vision. The CIE color spaces are mathematical models that create a "standard observer", which attempts to p... | Physical sciences | Basics | Physics |
2116156 | https://en.wikipedia.org/wiki/Pharaoh%20ant | Pharaoh ant | The pharaoh ant (Monomorium pharaonis) is a small (2 mm) yellow or light brown, almost transparent ant notorious for being a major indoor nuisance pest, especially in hospitals. A cryptogenic species, it has now been introduced to virtually every area of the world, including Europe, the Americas, Australasia and South... | Biology and health sciences | Hymenoptera | Animals |
41512342 | https://en.wikipedia.org/wiki/USB-C | USB-C | USB-C, or USB Type-C, is a 24-pin connector (not a protocol) that supersedes previous USB connectors and can carry audio, video, and other data, to connect to monitors or external drives. It can also provide and receive power, to power, e.g., a laptop or a mobile phone. It is used not only by USB technology, but also b... | Technology | User interface | null |
1461205 | https://en.wikipedia.org/wiki/Argon%E2%80%93argon%20dating | Argon–argon dating | Argon–argon (or 40Ar/39Ar) dating is a radiometric dating method invented to supersede potassiumargon (K/Ar) dating in accuracy. The older method required splitting samples into two for separate potassium and argon measurements, while the newer method requires only one rock fragment or mineral grain and uses a single m... | Physical sciences | Geochronology | Earth science |
1461372 | https://en.wikipedia.org/wiki/Laser%20rangefinder | Laser rangefinder | A laser rangefinder, also known as a laser telemeter, is a rangefinder that uses a laser beam to determine the distance to an object. The most common form of laser rangefinder operates on the time of flight principle by sending a laser pulse in a narrow beam towards the object and measuring the time taken by the pulse ... | Technology | Surveying tools | null |
1463084 | https://en.wikipedia.org/wiki/Persian%20gardens | Persian gardens | The tradition and style of garden design represented by Persian gardens or Iranian gardens () is a style of "landscape" garden which emerged in the Achaemenid Empire. Humayun's Tomb and the Taj Mahal have some of the largest Persian gardens in the world, from the era of the Mughal Empire in India.
Concept and etymolog... | Technology | Buildings and infrastructure | null |
1463286 | https://en.wikipedia.org/wiki/Enantioselective%20synthesis | Enantioselective synthesis | Enantioselective synthesis, also called asymmetric synthesis, is a form of chemical synthesis. It is defined by IUPAC as "a chemical reaction (or reaction sequence) in which one or more new elements of chirality are formed in a substrate molecule and which produces the stereoisomeric (enantiomeric or diastereomeric) pr... | Physical sciences | Synthetic strategies | Chemistry |
1464343 | https://en.wikipedia.org/wiki/Agricultural%20extension | Agricultural extension | Agricultural extension is the application of scientific research and new knowledge to agricultural practices through farmer education. The field of 'extension' now encompasses a wider range of communication and learning activities organized for rural people by educators from different disciplines, including agriculture... | Technology | Academic disciplines | null |
1465291 | https://en.wikipedia.org/wiki/Squat%20lobster | Squat lobster | Squat lobsters are dorsoventrally flattened crustaceans with long tails held curled beneath the cephalothorax. They are found in the two superfamilies Galatheoidea and Chirostyloidea, which form part of the decapod infraorder Anomura, alongside groups including the hermit crabs and mole crabs. They are distributed worl... | Biology and health sciences | Crabs and hermit crabs | Animals |
1465643 | https://en.wikipedia.org/wiki/Oslo%20Metro | Oslo Metro | The Oslo Metro ( or or simply ) is the rapid transit system of Oslo, Norway, operated by Sporveien T-banen on contract from the transit authority Ruter. The network consists of five lines that all run through the city centre, with a total length of , serving 101 stations of which 17 are underground or indoors. In addi... | Technology | Scandinavia | null |
27900561 | https://en.wikipedia.org/wiki/Livyatan | Livyatan | Livyatan is an extinct genus of macroraptorial sperm whale containing one known species: L. melvillei. The genus name was inspired by the biblical sea monster Leviathan, and the species name by Herman Melville, the author of the famous novel Moby-Dick about a white bull sperm whale. Herman Melville often referred to wh... | Biology and health sciences | Cetaceans | Animals |
5308894 | https://en.wikipedia.org/wiki/Space%20%28mathematics%29 | Space (mathematics) | In mathematics, a space is a set (sometimes known as a universe) endowed with a structure defining the relationships among the elements of the set.
A subspace is a subset of the parent space which retains the same structure.
While modern mathematics uses many types of spaces, such as Euclidean spaces, linear spaces, to... | Mathematics | Set theory | null |
37285387 | https://en.wikipedia.org/wiki/Hipparionini | Hipparionini | Hipparionini is a tribe of three-toed horses in the subfamily Equinae. They had body forms similar to modern equines, with high-crowned teeth. They first appeared in North America during the Early Miocene around 17 million years ago, before migrating into the Old World around 11.4-11.0 million years ago. The youngest s... | Biology and health sciences | Equidae | Animals |
31696675 | https://en.wikipedia.org/wiki/Geomagnetic%20pole | Geomagnetic pole | The geomagnetic poles are antipodal points where the axis of a best-fitting dipole intersects the surface of Earth. This theoretical dipole is equivalent to a powerful bar magnet at the center of Earth, and comes closer than any other point dipole model to describing the magnetic field observed at Earth's surface. In c... | Physical sciences | Geophysics | Earth science |
21629856 | https://en.wikipedia.org/wiki/Manchester%20computers | Manchester computers | The Manchester computers were an innovative series of stored-program electronic computers developed during the 30-year period between 1947 and 1977 by a small team at the University of Manchester, under the leadership of Tom Kilburn. They included the world's first stored-program computer, the world's first transistori... | Technology | Early computers | null |
26010282 | https://en.wikipedia.org/wiki/Brane | Brane | In string theory and related theories (such as supergravity theories), a brane is a physical object that generalizes the notion of a zero-dimensional point particle, a one-dimensional string, or a two-dimensional membrane to higher-dimensional objects. Branes are dynamical objects which can propagate through spacetim... | Physical sciences | Particle physics: General | Physics |
40078184 | https://en.wikipedia.org/wiki/Tinder%20%28app%29 | Tinder (app) | Tinder is an online dating and geosocial networking application launched in 2012. On Tinder, users "swipe right" to like or "swipe left" to dislike other users' profiles, which include their photos, a short bio, and some of their interests. Tinder uses a "double opt-in" system, also called "matching", where two users ... | Technology | Social network and blogging | null |
3947316 | https://en.wikipedia.org/wiki/Non-stoichiometric%20compound | Non-stoichiometric compound | Non-stoichiometric compounds are chemical compounds, almost always solid inorganic compounds, having elemental composition whose proportions cannot be represented by a ratio of small natural numbers (i.e. an empirical formula); most often, in such materials, some small percentage of atoms are missing or too many atoms ... | Physical sciences | Alloys and ceramic compounds | Chemistry |
3947744 | https://en.wikipedia.org/wiki/Free%20surface%20effect | Free surface effect | The free surface effect is a mechanism which can cause a watercraft to become unstable and capsize.
It refers to the tendency of liquids — and of unbound aggregates of small solid objects, like seeds, gravel, or crushed ore, whose behavior approximates that of liquids — to move in response to changes in the attitude o... | Physical sciences | Fluid mechanics | Physics |
3949010 | https://en.wikipedia.org/wiki/Cyclic%20compound | Cyclic compound | A cyclic compound (or ring compound) is a term for a compound in the field of chemistry in which one or more series of atoms in the compound is connected to form a ring. Rings may vary in size from three to many atoms, and include examples where all the atoms are carbon (i.e., are carbocycles), none of the atoms are ca... | Physical sciences | Substance | Chemistry |
23139600 | https://en.wikipedia.org/wiki/Blue%20Java%20banana | Blue Java banana | The Blue Java (also known as the blue banana, Ice Cream banana, Vanilla Banana, Hawaiian banana, Ney Mannan, Krie, or Cenizo) is a hardy, cold-tolerant banana cultivar known for its sweet aromatic fruit, which is said to have an ice cream-like consistency and flavor reminiscent of vanilla. It is native to Southeast Asi... | Biology and health sciences | Tropical and tropical-like fruit | Plants |
37299388 | https://en.wikipedia.org/wiki/Rhinocerotoidea | Rhinocerotoidea | Rhinocerotoidea is a superfamily of perissodactyls that appeared 56 million years ago in the Paleocene. They included four extinct families, the Amynodontidae, the Hyracodontidae, the Paraceratheriidae, and the Eggysodontidae. The only extant family is the Rhinocerotidae (true rhinoceroses), which survives as five livi... | Biology and health sciences | Perissodactyla | Animals |
41529802 | https://en.wikipedia.org/wiki/Giant%20Void | Giant Void | The Giant Void (also known as the Giant Void in NGH, Canes Venatici Supervoid, and AR-Lp 36) is an extremely large region of space with an underdensity of galaxies and located in the constellation Canes Venatici. It is the second-largest-confirmed void to date, with an estimated diameter of 300 to 400 Mpc (1 to 1.3 bil... | Physical sciences | Notable patches of universe | Astronomy |
2119174 | https://en.wikipedia.org/wiki/Effects%20of%20climate%20change | Effects of climate change | Effects of climate change are well documented and growing for Earth's natural environment and human societies. Changes to the climate system include an overall warming trend, changes to precipitation patterns, and more extreme weather. As the climate changes it impacts the natural environment with effects such as more... | Physical sciences | Climate change | Earth science |
2119179 | https://en.wikipedia.org/wiki/Climate%20change%20mitigation | Climate change mitigation | Climate change mitigation (or decarbonisation) is action to limit the greenhouse gases in the atmosphere that cause climate change. Climate change mitigation actions include conserving energy and replacing fossil fuels with clean energy sources. Secondary mitigation strategies include changes to land use and removing c... | Physical sciences | Climate change | Earth science |
2119219 | https://en.wikipedia.org/wiki/Differentiable%20manifold | Differentiable manifold | In mathematics, a differentiable manifold (also differential manifold) is a type of manifold that is locally similar enough to a vector space to allow one to apply calculus. Any manifold can be described by a collection of charts (atlas). One may then apply ideas from calculus while working within the individual charts... | Mathematics | Topology | null |
2119766 | https://en.wikipedia.org/wiki/Native%20copper | Native copper | Native copper is an uncombined form of copper that occurs as a natural mineral. Copper is one of the few metallic elements to occur in native form, although it most commonly occurs in oxidized states and mixed with other elements. Native copper was an important ore of copper in historic times and was used by pre-histor... | Physical sciences | Minerals | Earth science |
2119871 | https://en.wikipedia.org/wiki/Emperor%20dragonfly | Emperor dragonfly | The emperor dragonfly or blue emperor (Anax imperator) is a large species of hawker dragonfly of the family Aeshnidae. It is the largest dragonfly in most of Europe, including the United Kingdom, although exceeded in some areas by other species.
Nomenclature
The generic name Anax is from the ancient Greek , "lord"; th... | Biology and health sciences | Odonata | Animals |
2121307 | https://en.wikipedia.org/wiki/Dirt%20road | Dirt road | A dirt road or track is a type of unpaved road not paved with asphalt, concrete, brick, or stone; made from the native material of the land surface through which it passes, known to highway engineers as subgrade material.
Terminology
Similar terms
Terms similar to dirt road are dry-weather road, earth road, or the "... | Technology | Road infrastructure | null |
2122837 | https://en.wikipedia.org/wiki/Ocimum%20tenuiflorum | Ocimum tenuiflorum | Ocimum tenuiflorum, commonly known as holy basil, tulsi or tulasi (), is an aromatic perennial plant in the family Lamiaceae. It is widely cultivated throughout the Southeast Asian tropics. It is native to tropical and subtropical regions of Asia, Australia and the western Pacific. This plant has escaped from cultivat... | Biology and health sciences | Herbs and spices | Plants |
31716306 | https://en.wikipedia.org/wiki/Steam%20devil | Steam devil | A steam devil is a small, weak whirlwind over water (or sometimes wet land) that has drawn fog into the vortex, thus rendering it visible. They form over large lakes and oceans during cold air outbreaks while the water is still relatively warm, and can be an important mechanism in vertically transporting moisture. They... | Physical sciences | Storms | Earth science |
5318198 | https://en.wikipedia.org/wiki/Transmission%20coefficient | Transmission coefficient | The transmission coefficient is used in physics and electrical engineering when wave propagation in a medium containing discontinuities is considered. A transmission coefficient describes the amplitude, intensity, or total power of a transmitted wave relative to an incident wave.
Overview
Different fields of applicat... | Physical sciences | Optics | Physics |
5318699 | https://en.wikipedia.org/wiki/Fire%20lance | Fire lance | The fire lance () was a gunpowder weapon used by lighting it on fire, and is the ancestor of modern firearms. It first appeared in 10th–12th century China and was used to great effect during the Jin-Song Wars. It began as a small pyrotechnic device attached to a polearm weapon, used to gain a shock advantage at the sta... | Technology | Firearms | null |
5321285 | https://en.wikipedia.org/wiki/Radium%20and%20radon%20in%20the%20environment | Radium and radon in the environment | Radium and radon are important contributors to environmental radioactivity. Radon occurs naturally as a result of decay of radioactive elements in soil and it can accumulate in houses built on areas where such decay occurs. Radon is a major cause of cancer; it is estimated to contribute to ~2% of all cancer related dea... | Physical sciences | Geochemistry | Earth science |
21647820 | https://en.wikipedia.org/wiki/Whole%20genome%20sequencing | Whole genome sequencing | Whole genome sequencing (WGS) is the process of determining the entirety, or nearly the entirety, of the DNA sequence of an organism's genome at a single time. This entails sequencing all of an organism's chromosomal DNA as well as DNA contained in the mitochondria and, for plants, in the chloroplast.
Whole genome seq... | Technology | Biotechnology | null |
3956618 | https://en.wikipedia.org/wiki/Join%20and%20meet | Join and meet | In mathematics, specifically order theory, the join of a subset of a partially ordered set is the supremum (least upper bound) of denoted and similarly, the meet of is the infimum (greatest lower bound), denoted In general, the join and meet of a subset of a partially ordered set need not exist. Join and meet are... | Mathematics | Order theory | null |
3957510 | https://en.wikipedia.org/wiki/Capacity%20factor | Capacity factor | The net capacity factor is the unitless ratio of actual electrical energy output over a given period of time to the theoretical maximum electrical energy output over that period. The theoretical maximum energy output of a given installation is defined as that due to its continuous operation at full nameplate capacity o... | Technology | Concepts | null |
3957700 | https://en.wikipedia.org/wiki/Tritiated%20water | Tritiated water | Tritiated water is a radioactive form of water in which the usual protium atoms are replaced with tritium atoms. In its pure form it may be called tritium oxide (T2O or 3H2O) or super-heavy water. Pure T2O is a colorless liquid, and it is corrosive due to self-radiolysis. Diluted, tritiated water is mainly H2O plus som... | Physical sciences | Water | Chemistry |
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