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365,971 | Demographic analysis examines and measures the dimensions and dynamics of populations; it can cover whole societies or groups defined by criteria such as education, nationality, religion, and ethnicity. Educational institutions usually treat demography as a field of sociology, though there are a number of independent d... | https://en.wikipedia.org/wiki?curid=45642 | 365,780 |
1,350,777 | At this juncture, Rome was crushed by an invasion of central Italy by the Gallic Senones tribe. Routed in the Battle of the River Allia in 386 BC, the Roman army fled to Veii, leaving their city at the mercy of the Gauls, who proceeded to ransack it and then demand a huge ransom in gold to leave. The effects of this di... | https://en.wikipedia.org/wiki?curid=25818724 | 1,350,031 |
1,566,463 | Subsequently, in early 1968, Drake and Schweitzer unofficially, as friends, founded the company Windsurfing International in Southern California to manufacture, promote and license Drake's Windsurfer design. Drake's Santa Monica home address, the place where he had invented windsurfing, was listed as their business's f... | https://en.wikipedia.org/wiki?curid=23117343 | 1,565,576 |
2,024,392 | Hertel was born in Bad Salzungen, Thuringia. After his Abitur in the special branch for music in Wernigerode, Hertel studied musicology in Halle from 1969 to 1973. Afterwards he was a master student for composition at the Academy of Arts, Berlin with Siegfried Matthus. From 1974 to 1982, he was head of incidental music... | https://en.wikipedia.org/wiki?curid=66412243 | 2,023,228 |
270,676 | The simpler and somewhat more economical alternative was the Joly screen process. This required no special camera or viewer, just a special color-compensating filter for the camera lens and a special holder for the photographic plates. The holder contained the heart of the system: a clear glass plate on which very fine... | https://en.wikipedia.org/wiki?curid=444758 | 270,529 |
574,998 | Seagrass are a group of about 60 angiosperm species that have adapted to an aquatic life, and can grow in meadows along the shores of all continents except Antarctica. Seagrass meadows form in maximum depths of up to 50 metres, depending on water quality and light availability, and can include up to 12 different specie... | https://en.wikipedia.org/wiki?curid=36995466 | 574,704 |
1,727,831 | Over 21 million people were killed or injured in World War I; in many cases, all of the men in one family were killed, numerous cities in Europe were destroyed, and family life throughout the world was greatly affected. While the United States suffered the fewest casualties, family life was still greatly affected as hu... | https://en.wikipedia.org/wiki?curid=26048493 | 1,726,857 |
1,483,620 | The Arash sniper rifle is a semi-automatic weapon with rotating bolt and gunpowder gas system has an eight riflings straight back from left to right. It is 180 cm-long weapon, and is equipped with optical cameras. It is typically used as a shoulder-fired weapon. The rifle weighs between 18 and 20 kilograms, and fires 2... | https://en.wikipedia.org/wiki?curid=53191891 | 1,482,784 |
1,876,424 | While there are differing accounts, it's generally acknowledged that the world's first aerial forest patrol was flown as a demonstration for the US Forest Service on 29 June 1915 at Trout Lake, Wisconsin in a Curtiss Flying Boat by aviation pioneer and wealthy Chicago sportsman Logan “Jack” Vilas. The idea took hold an... | https://en.wikipedia.org/wiki?curid=57882206 | 1,875,346 |
355,734 | Ultrasonication offers great potential in the processing of liquids and slurries, by improving the mixing and chemical reactions in various applications and industries. Ultrasonication generates alternating low-pressure and high-pressure waves in liquids, leading to the formation and violent collapse of small vacuum bu... | https://en.wikipedia.org/wiki?curid=31780 | 355,551 |
20,852 | Electrical power is usually generated by electro-mechanical generators driven by steam produced from fossil fuel combustion, or the heat released from nuclear reactions; or from other sources such as kinetic energy extracted from wind or flowing water. The modern steam turbine invented by Sir Charles Parsons in 1884 to... | https://en.wikipedia.org/wiki?curid=9550 | 20,843 |
401,349 | The Soviet Buran program attempted to produce a class of spaceplanes launched from the Energia rocket, in response to the US Space Shuttle. It was intended to operate in support of large space-based military platforms as a response to the Strategic Defense Initiative. Buran only had orbital maneuvering engines, unlike ... | https://en.wikipedia.org/wiki?curid=723059 | 401,150 |
1,141,586 | The development of planar technologies was driven at first by the needs of the US military, but today they can be found in mass-produced household items such as mobile phones and satellite TV receivers. According to Thomas H. Lee, Harold A. Wheeler may have experimented with coplanar lines as early as the 1930s, but th... | https://en.wikipedia.org/wiki?curid=39288501 | 1,140,992 |
1,596,282 | Pearson (born 1 April 1972) grew up in Kidderminster where he attended Franche Middle School and Wolverley High School in Wolverley. His father had a keen interest in guitar and played in folk bands. This may have been an early inspiration for Ewan who played both piano and cello in his youth. Indeed, his early interes... | https://en.wikipedia.org/wiki?curid=7073958 | 1,595,383 |
549,142 | The hearth of every "prytaneion" and domestic household was sacred to the goddess Hestia, whose presence and cult within the "prytaneion" and households justified the civil, political and religious basis of the city's public life, and the community's decisions concerning treaties, laws, institutions and traditions. In ... | https://en.wikipedia.org/wiki?curid=40139134 | 548,854 |
1,269,657 | The Devils Mountain Fault separates two similar but distinctive ensembles of Mesozoic (pre-Tertiary, before the dinosaurs died) or older rock. On the north is the Helena—Haystack mélange (HH mélange, purple in the diagram at right), on the south the Western and Eastern mélange belts (WEMB, blue). There are some interes... | https://en.wikipedia.org/wiki?curid=27651043 | 1,268,966 |
301,679 | Aquaponics offers a diverse and stable polyculture system that allows farmers to grow vegetables and raise fish at the same time. By having two sources of profit, farmers can continue to earn money even if the market for either fish or plants goes through a low cycle. The flexibility of an aquaponic system allows it to... | https://en.wikipedia.org/wiki?curid=466801 | 301,518 |
44,583 | Artificial photosynthesis uses techniques including nanotechnology to store solar electromagnetic energy in chemical bonds by splitting water to produce hydrogen and then using carbon dioxide to make methanol. Researchers in this field strived to design molecular mimics of photosynthesis that use a wider region of the ... | https://en.wikipedia.org/wiki?curid=25784 | 44,566 |
1,423,075 | FT8 or Franke & Taylor 8 is a frequency shift keying digital mode which was released on June 29, 2017, by the creators Joe Taylor, K1JT and Steve Franke, K9AN along with the software package WSJT. FT8 is a popular form of digital weak signal communication used primarily by amateur radio operators to communicate on amat... | https://en.wikipedia.org/wiki?curid=55681284 | 1,422,274 |
412,541 | In November 1936, the U.S. Army's cavalry branch decided to modernize and needed a fully armored vehicle, capable of keeping up with the cavalry and of fulfilling regular combat duties. Prohibited from developing tanks by the National Defense Act of 1920, it could not develop a "tank" in the conventional sense, so opte... | https://en.wikipedia.org/wiki?curid=25658417 | 412,339 |
331,124 | International experiments were selected by the CMSA and the United Nations Office for Outer Space Affairs (UNOOSA) in a UN session in 2019. 42 applications were submitted, and nine experiments were accepted. Some of the experiments are a continuation to the ones on Tiangong-2 such as POLAR-2, an experiment of researchi... | https://en.wikipedia.org/wiki?curid=2481401 | 330,947 |
311,452 | In December 2019, the virus COVID-19 emerged as a threat to worldwide public health and, over the following years, ignited novel inquiry into modern-age medical ethics. For example, since the first discovery of COVID-19 in Wuhan, China and subsequent global spread by mid-2020, calls for the adoption of Open Science pri... | https://en.wikipedia.org/wiki?curid=237248 | 311,284 |
1,059,811 | The Next Generation Science Standards (NGSS) are based on the "Framework K–12 Science Education" that was created by the National Research Council. They have three dimensions that are integrated in instruction at all levels. The first is core ideas, which consists of specific content and subject areas. The second is sc... | https://en.wikipedia.org/wiki?curid=38314163 | 1,059,260 |
17,868 | Within poetry, University of Cambridge alumni include the poets Edmund Spenser, author of "The Faerie Queene", metaphysical poets John Donne, who wrote "For Whom the Bell Tolls", George Herbert and Andrew Marvell, and John Milton, who is renowned for "Paradise Lost", Restoration poet and playwright John Dryden, pre-rom... | https://en.wikipedia.org/wiki?curid=25978572 | 17,862 |
339,796 | A large militia force arrived from Salem and Marblehead. They might have cut off Percy's route to Charlestown, but these men halted on nearby Winter Hill and allowed the British to escape. Some accused the commander of this force, Colonel Timothy Pickering, of permitting the troops to pass because he still hoped to avo... | https://en.wikipedia.org/wiki?curid=4321886 | 339,616 |
996,027 | A research result may be of scientific and commercial interest, but patents are normally only issued for practical processes, and so someone—not necessarily the researchers—must come up with a specific practical process. Another consideration is commercial value; for example, while there are many ways to accomplish nuc... | https://en.wikipedia.org/wiki?curid=315952 | 995,510 |
2,108,832 | Weather nearly derailed the 1961 season. Late April snow storms delayed the opening of Duluth-area courses into the first week of May resulting in the cancellation of meets and leaving a little more than two weeks for try-outs and preparation for the conference tournament. A rescheduled meet against Superior State was ... | https://en.wikipedia.org/wiki?curid=50172482 | 2,107,618 |
30,625 | Plans for a Hubble successor materialized as the Next Generation Space Telescope project, which culminated in plans for the James Webb Space Telescope (JWST), the formal successor of Hubble. Very different from a scaled-up Hubble, it is designed to operate colder and farther away from the Earth at the L2 Lagrangian poi... | https://en.wikipedia.org/wiki?curid=40203 | 30,615 |
596,599 | It seems that for the majority of its history, people in Lower Mesopotamia mostly lived in cities and the rise of village settlement only began in the second half of the second millennium BC when sites of more than two hectares constitute more than a quarter of known settlements. This 'ruralisation' of Babylonia contin... | https://en.wikipedia.org/wiki?curid=59427724 | 596,294 |
347,524 | As the United States entered World War II, enrollment among male students dropped significantly, allowing female students to outnumber male students for the first time in the school's history. In 1945, UGA accepted a donation of about 100 paintings from the New York art collector Alfred Holbrook and created the Georgia... | https://en.wikipedia.org/wiki?curid=378232 | 347,343 |
2,123,331 | After outreach education operations in 1997 proved that the majority of population within the region had difficulty in understanding mathematics and science, the organization began developing hands-on programs that would help overcome these issues. In 1998, the Kentucky General Assembly appropriated $1.6 million for th... | https://en.wikipedia.org/wiki?curid=28960158 | 2,122,111 |
1,600,076 | While tribocorrosion phenomena may affect many materials, they are most critical for metals, especially the normally corrosion resistant so-called passive metals. The vast majority of corrosion resistant metals and alloys used in engineering (stainless steels, titanium, aluminium etc.) fall into this category. These me... | https://en.wikipedia.org/wiki?curid=21574599 | 1,599,175 |
327,722 | In November 1844, the anonymously published popular science book "Vestiges of the Natural History of Creation", written by Scottish journalist Robert Chambers, widened public interest in the concept of transmutation of species. "Vestiges" used evidence from the fossil record and embryology to support the claim that liv... | https://en.wikipedia.org/wiki?curid=29932 | 327,548 |
775,282 | The practice of variolation (also known as inoculation) first came out of East Asia. First writings documenting variolation in China appear around 1500. Scabs from smallpox victims who had the disease in its mild form would be selected, and the powder was kept close to body temperature by means of keeping it close to t... | https://en.wikipedia.org/wiki?curid=20790125 | 774,866 |
962,186 | A high temperature anhydrous example is PCMOF2, which consists of sodium ions coordinated to a trisulfonated benzene derivative. To improve performance and allow for higher operating temperatures, water can be replaced as the proton carrier by less volatile imidazole or triazole molecules within the pores. The maximum ... | https://en.wikipedia.org/wiki?curid=1049596 | 961,677 |
1,142,879 | Schoonhoven and associates, from Blaney et al 1985 to Schoonhoven et al 1992, illuminate the interplay between chemoreceptor stimuli in Lepidoptera and Orthoptera. They used "Helicoverpa armigera", "Spodoptera littoralis", "S. frugiperda", "Chloridea virescens", and grasshoppers. They find that most insects respond imm... | https://en.wikipedia.org/wiki?curid=15367337 | 1,142,282 |
1,195,437 | Cavalier-Smith has published extensively on the classification of protists. One of his major contributions to biology was his proposal of a new kingdom of life: the Chromista, although the usefulness of the grouping is questionable given that it is generally agreed to be an arbitrary (polyphyletic) grouping of taxa. He... | https://en.wikipedia.org/wiki?curid=49392751 | 1,194,797 |
1,962,707 | His early research focused on an esoteric group of minerals, metamictization Nb-Ta-Ti oxides that are unusual because they have become amorphous due to radiation damage caused by the presence of radioactive elements. Over the past forty years, the early study of these unusual minerals has blossomed into a broadly based... | https://en.wikipedia.org/wiki?curid=48770600 | 1,961,579 |
858,602 | New derivatives of daptomycin (Figure 9) were originally generated by exchanging the third NRPS subunit ("dptD") with the terminal subunits from the A54145 (Factor B1) or calcium-dependent antibiotic pathways to create molecules containing Trp13, Ile13, or Val13. "dptD" is responsible for incorporating the penultimate ... | https://en.wikipedia.org/wiki?curid=1758235 | 858,144 |
774,045 | Advances in the biology of genomes have enabled geneticists to investigate the course of human evolution within centuries. Jonathan Pritchard and a postdoctoral fellow, Yair Field, counted the singletons, or changes of single DNA bases, which are likely to be recent because they are rare and have not spread throughout ... | https://en.wikipedia.org/wiki?curid=54472601 | 773,629 |
1,482,743 | Ocular oncology, especially retinoblastoma, has been the principal research area of Honavar and he is known to have contributed to the understanding and treatment of various tumors affecting the ocular surface and orbit. Working on retinoblastoma, he developed various therapeutic and management protocols which included... | https://en.wikipedia.org/wiki?curid=53688917 | 1,481,907 |
2,063,920 | Global Census of Marine Life on Seamounts (commonly CenSeam) is a global scientific initiative, launched in 2005, that is designed to expand the knowledge base of marine life at seamounts. Seamounts are underwater mountains, not necessarily volcanic in origin, which often form subsurface archipelagoes and are found thr... | https://en.wikipedia.org/wiki?curid=22023966 | 2,062,729 |
715,009 | In 1937, the German Ministry of Aviation issued a specification for a short-range, three-seat reconnaissance aircraft with a good all-round view to support the German army in the field, replacing the Henschel Hs 126, which had just entered service. A power of about 850–900 hp (630–670 kW) was specified. The specificati... | https://en.wikipedia.org/wiki?curid=454903 | 714,635 |
88,897 | Developments in firearms accelerated during the 19th and 20th centuries. Breech-loading became more or less a universal standard for the reloading of most hand-held firearms and continues to be so with some notable exceptions (such as mortars). Instead of loading individual rounds into weapons, magazines holding multip... | https://en.wikipedia.org/wiki?curid=11966 | 88,861 |
75,672 | Around the 1930s plant nutritionists investigated diseases of certain plants, and thereby, observed symptoms related to existing soil conditions such as salinity. In this context, water culture experiments were undertaken with the hope of delivering similar symptoms under controlled laboratory conditions. This approach... | https://en.wikipedia.org/wiki?curid=14133 | 75,644 |
1,463,077 | Typically, an MFL tool consists of two or more bodies. One body is the magnetizer with the magnets and sensors and the other bodies contain the electronics and batteries. The magnetizer body houses the sensors that are located between powerful "rare-earth" magnets. The magnets are mounted between the brushes and tool b... | https://en.wikipedia.org/wiki?curid=3168401 | 1,462,254 |
1,417,755 | After completing her PhD, Dayhoff studied electrochemistry under Duncan A. MacInnes at the Rockefeller Institute from 1948 to 1951. In 1952, she moved to Maryland with her family and later received research fellowships from the University of Maryland (1957–1959), working on a model of chemical bonding with Ellis Lippin... | https://en.wikipedia.org/wiki?curid=1645612 | 1,416,956 |
916,050 | Because of the improvements "Taq" polymerase provided in PCR DNA replication: higher specificity, fewer nonspecific products, and simpler processes and equipment, it has been instrumental in the efforts made to detect diseases. “The use of Polymerase Chain Reaction (PCR) in infectious disease diagnosis, has resulted in... | https://en.wikipedia.org/wiki?curid=2193281 | 915,568 |
1,892,908 | "Podospora anserina" has a definite life span and shows senescence phenotypically (by slower growth, less aerial hyphae, and increased pigment production in distal hyphae). However, isolates show either increased life span or immortality. To study the process of aging many genetic manipulations to produce immortal stra... | https://en.wikipedia.org/wiki?curid=34481954 | 1,891,825 |
96,894 | Through a series of experiments, Wertheimer discovered that a person observing a pair of alternating bars of light can, under the right conditions, experience the illusion of movement between one location and the other. He noted that this was a perception of motion absent any moving object. That is, it was pure phenome... | https://en.wikipedia.org/wiki?curid=70402 | 96,853 |
807,758 | Karl Jansky made the discovery of the first astronomical radio source serendipitously in the early 1930s. As a newly hired radio engineer with Bell Telephone Laboratories, he was assigned the task to investigate static that might interfere with short wave transatlantic voice transmissions. Using a large directional ant... | https://en.wikipedia.org/wiki?curid=82961 | 807,328 |
1,390,199 | "S. oneidensis" MR-1 can change the oxidation state of metals. These microbial processes allow exploration of novel applications, for example, the biosynthesis of metal nanomaterials. In contrast to chemical and physical methods, microbial processes for synthesizing nanomaterials can be achieved in aqueous phase under ... | https://en.wikipedia.org/wiki?curid=16297790 | 1,389,428 |
608,075 | The recent history of transition suggested that weak political institutions and entrenched interest groups had hindered economic reform. The EBRD's "Transition Report 2013" looked at the relationship between transition and democratization. The report acknowledged that the academic literature was divided on whether econ... | https://en.wikipedia.org/wiki?curid=1489819 | 607,764 |
949,282 | Major General Henry H. "Hap" Arnold became aware of the UK's jet program when he attended a taxiing demonstration of the Gloster E.28/39 in April 1941. The subject had been mentioned, but not in-depth, as part of the Tizard Mission the previous year. He requested and was given, the plans for the aircraft's powerplant, ... | https://en.wikipedia.org/wiki?curid=364859 | 948,778 |
1,380,353 | Neurogenetics is a field that is rapidly expanding and growing. The current areas of research are very diverse in their focuses. One area deals with molecular processes and the function of certain proteins, often in conjunction with cell signaling and neurotransmitter release, cell development and repair, or neuronal p... | https://en.wikipedia.org/wiki?curid=18143331 | 1,379,591 |
1,665,354 | Among different histologic subtypes of RCC, PRCC is the second most predominant type and accounts for 10-15% of all renal tumors. In the case of the United States, it is estimated that the incidence of PRCC will rise to 3,500 to 5,000 cases annually. Generally, PRCC is more prevalent among men than women, while the rep... | https://en.wikipedia.org/wiki?curid=63591324 | 1,664,417 |
1,490,848 | Ceramography evolved along with other branches of materialography and ceramic engineering. Alois de Widmanstätten of Austria etched a meteorite in 1808 to reveal proeutectoid ferrite bands that grew on prior austenite grain boundaries. Geologist Henry Clifton Sorby, the "father of metallography," applied petrographic t... | https://en.wikipedia.org/wiki?curid=14695652 | 1,490,009 |
1,833,670 | Property records date back to 1732 when Thomas Fuller owned the tract on land then known as the Natick Plain. The property earned the sobriquet Elm Bank after Colonel John Jones acquired the land in 1740 and planted elm trees along the riverside. After being occupied by families named Loring, Broad, and Otis, the prope... | https://en.wikipedia.org/wiki?curid=1702906 | 1,832,621 |
1,250,701 | Dr. Robbins left the Public Health Service and joined Methodist Hospital in Indianapolis where, working with Jack Hall, MD, he developed the first set of health hazard tables. This culminated in the publication of "How to Practice Prospective Medicine" in 1970 – a guide for practising physicians, which outlined the hea... | https://en.wikipedia.org/wiki?curid=15588392 | 1,250,025 |
1,580,980 | For its predecessor I-SPY 1, 10 cancer centers and the National Cancer Institute (NCI SPORE program and the NCI Cooperative groups) collaborated to identify response indicators that would best predict survival for women with high-risk breast cancer. During 2002–2006, the study monitored 237 patients undergoing neoadjuv... | https://en.wikipedia.org/wiki?curid=65297106 | 1,580,090 |
804,665 | The Taung Child was originally thought to have been about six years old at death because of the presence of deciduous teeth, but it is now believed to have been about three or four, based on studies of rates of enamel deposition on the teeth. There was some debate over the age of this creature initially because it was ... | https://en.wikipedia.org/wiki?curid=1767352 | 804,236 |
1,621,129 | Northwestern's professional schools had been founded or affiliated with the university at various times in its history and consequently their facilities were scattered throughout Chicago. In connection with a 1917 master plan for a central Chicago campus and President Scott's capital campaign, of land were purchased at... | https://en.wikipedia.org/wiki?curid=10414221 | 1,620,214 |
1,298,299 | A hypothesis of "Albertosaurus" life history postulates that hatchlings died in large numbers, but have not been preserved in the fossil record due to their small size and fragile construction. After just two years, juveniles were larger than any other predator in the region aside from adult "Albertosaurus", and more f... | https://en.wikipedia.org/wiki?curid=10040475 | 1,297,586 |
1,962,726 | In order for the substrate adapter unit Cdc4 to bind to Sic1, a minimum of any six of the nine cyclin-dependent kinase sites on Sic1 have to be phosphorylated. In other words: There is a threshold number of phosphorylation sites in order to achieve receptor-ligand binding. As recently stated, this "suggests that the ul... | https://en.wikipedia.org/wiki?curid=26625162 | 1,961,598 |
1,298,088 | Ultra-short-baseline (USBL) systems and the related super-short-baseline (SSBL) systems rely on a small (ex. 230 mm across), tightly integrated transducer array that is typically mounted on the bottom end of a strong, rigid transducer pole which is installed either on the side or in some cases on the bottom of a surfac... | https://en.wikipedia.org/wiki?curid=21898118 | 1,297,376 |
375,181 | Aristotle opposed the utopian style of theorizing, deciding to rely on the understood and observed behaviors of people in reality to formulate his theories. Stemming from an underlying moral assumption that life is valuable, the philosopher makes a point that scarce resources ought to be responsibly allocated to reduce... | https://en.wikipedia.org/wiki?curid=171171 | 374,986 |
454,959 | When designing the game from an artistic viewpoint, the team took various pieces of work as inspiration. Robert Polidori's photographs of Lower Ninth Ward following Hurricane Katrina were used as a reference point when designing the flooded areas of Pittsburgh. "[Polidori] did these amazingly beautiful, horrific photos... | https://en.wikipedia.org/wiki?curid=45204814 | 454,737 |
852,448 | The U.S. Army began seeking a guided mortar in response to fighting conditions experienced during the War in Afghanistan. Taliban fighters often engaged troops in small unit actions from prepared fighting positions on ridgelines and high ground. These types of ambushes offered limited exposure targets to direct fire we... | https://en.wikipedia.org/wiki?curid=6805466 | 851,994 |
1,578,778 | Early practitioners of IORT treated primarily abdominal malignancies using superficial X-rays (75–125 kV) and later orthovoltage x-rays (up to 300 kV in energy) prior to the advent of technology that enabled high-energy electrons. For the first 75 years, X-ray IORT was used mostly for palliation, but there were a few a... | https://en.wikipedia.org/wiki?curid=11146999 | 1,577,888 |
1,458,743 | Health technology assessment (HTA) is a multidisciplinary process that uses systematic and explicit methods to evaluate the properties and effects of a health technology. Health technology is conceived as any intervention (test, device, medicine, vaccine, procedure, program) at any point in its lifecycle (pre-market, r... | https://en.wikipedia.org/wiki?curid=22406877 | 1,457,923 |
445,601 | Land-based systems were used because there were severe technical problems operating on ships, mainly due to the effects of the superstructure on the wavefront of arriving radio signals. However, these problems were overcome under the technical leadership of the Polish engineer Wacław Struszyński, working at the Admiral... | https://en.wikipedia.org/wiki?curid=1453216 | 445,385 |
1,191,795 | The highest oxidation states may be uncommon to everyday life, or even industrial usage. For example, the synthesis of mercury tetrafluoride, the first compound to achieve an oxidation state above +2 for a group 12 element, breaking the filled 5d-shell, again showing the significance of the relativistic effects on the ... | https://en.wikipedia.org/wiki?curid=39292926 | 1,191,160 |
707,511 | Two days after exposure, on December 4, patient 2-MG visited a local doctor but did not mention the mysterious heating source, and the doctor assumed he was drunk. The resulting treatment however did clear up the symptoms. On December 15, patient 1-DN and 2-MG developed burning and itching on the small of their backs, ... | https://en.wikipedia.org/wiki?curid=67844064 | 707,142 |
279,096 | A multitude of reasons contributed to the ultimate cancellation of the RAH-66 program. According to aviation author James Williams, efforts to speed up the program via the elimination of risk-mitigation measures and the stream of continuous adjustments to account for annual budget cuts to the rotorcraft resulted in the... | https://en.wikipedia.org/wiki?curid=396698 | 278,946 |
813,997 | An endoscope is an inspection instrument composed of image sensor, optical lens, light source and mechanical device, which is used to look deep into the body by way of openings such as the mouth or anus. A typical endoscope applies several modern technologies including optics, ergonomics, precision mechanics, electroni... | https://en.wikipedia.org/wiki?curid=421149 | 813,564 |
1,076,389 | International regulators of precursor chemicals consider it necessary to recognise and protect the legal trade of these chemicals, while at the same time preventing their diversion from such trade for use in the illegal manufacture of narcotic drugs and psychoactive substances. For example, phenylacetic acid is used le... | https://en.wikipedia.org/wiki?curid=36201623 | 1,075,834 |
1,163,077 | Volumes of the "Éléments" have appeared periodically since the publication of the first "Fascicule" ("Installment") in 1939 by Éditions Hermann, with several being published during the 1950s and 1960s, Bourbaki's most productive period and time of greatest influence. Several years have sometimes passed before the publi... | https://en.wikipedia.org/wiki?curid=38333812 | 1,162,460 |
1,376,070 | The painting was shown in England and Scotland in the summer of 1857. After a showing in London, a chromolithograph was made by Day & Son in June, followed by more exhibitions in Glasgow, Manchester, and Liverpool. London's "Art-Journal" wrote, "No work of its class has ever been more successful: it is truth, obviously... | https://en.wikipedia.org/wiki?curid=58333976 | 1,375,309 |
1,889,509 | Pasley arrived at Melbourne on 18 September 1853, having been appointed in the spring of that year Colonial Engineer to the Colony of Victoria. He found himself at the head of a considerable department, to which that of Colonial Architect was very soon added, and subsequently that of Central Road Board. In 1854 he was ... | https://en.wikipedia.org/wiki?curid=39798917 | 1,888,426 |
1,006,075 | When genes from one organism are expressed in another organism the resulting protein sometimes forms inclusion bodies. This is often true when large evolutionary distances are crossed: a cDNA isolated from Eukarya for example, and expressed as a recombinant gene in a prokaryote risks the formation of the inactive aggre... | https://en.wikipedia.org/wiki?curid=2381640 | 1,005,556 |
1,312,967 | The origins of RPI men's lacrosse began in the 1930s, when the school had a club team; not much else is known about the team when it was a student run club. In 1942, Ned Harkness began coaching the team after the institution recognized it as a varsity sport. Coach Harkness was working part-time as coach and full-time a... | https://en.wikipedia.org/wiki?curid=23170884 | 1,312,247 |
322,354 | The variation in gene frequency between the original population and colony may also trigger the two groups to diverge significantly over the course of many generations. As the variance, or genetic distance, increases, the two separated populations may become distinctively different, both genetically and phenotypically,... | https://en.wikipedia.org/wiki?curid=392309 | 322,182 |
2,053,838 | QBMM is a relatively new simulation technique for granular systems and has attracted interest from researchers in computational physics, chemistry, and engineering. QBMM is similar to traditional CFD methods, which solve the conservation equations of macroscopic properties (i.e., mass, momentum, and energy) numerically... | https://en.wikipedia.org/wiki?curid=44436862 | 2,052,655 |
2,052,982 | In 1839, the German anatomist Hermann Friedrich Stannius discovered a pair of novel structures inside the kidneys of sturgeon and bony fishes. He believed that they were a kind of adrenal gland (found in mammals) in these fishes. In 1896, the French physiologist A. Petit demonstrated that removal of one of the structur... | https://en.wikipedia.org/wiki?curid=48377986 | 2,051,800 |
1,553,132 | Tyson then moves on to consider if life on other planets could exist. He explains how Project Diana, performed in the 1940s, showed that radio waves are able to travel in space, and that all of humanity's broadcast signals continue to radiate into space from our planet. Tyson says that projects have since looked for si... | https://en.wikipedia.org/wiki?curid=42818221 | 1,552,251 |
121,039 | Theoretical physics began at least 2,300 years ago, under the Pre-socratic philosophy, and continued by Plato and Aristotle, whose views held sway for a millennium. During the rise of medieval universities, the only acknowledged intellectual disciplines were the seven liberal arts of the "Trivium" like grammar, logic, ... | https://en.wikipedia.org/wiki?curid=19594028 | 120,990 |
1,251,870 | An island chain began forming in New Mexico's shallow sea during the Carboniferous. Areas still submerged were home to brachiopods and clams. The islands themselves were thickly vegetated with forests and swamps. Into the Mississippian, crinoids and other fossil life built huge bioherms. The local Mississippian biodive... | https://en.wikipedia.org/wiki?curid=37799149 | 1,251,192 |
62,029 | Earlier forms of individual trolley scenarios antedated Foot's publication. Frank Chapman Sharp included a version in a moral questionnaire given to undergraduates at the University of Wisconsin in 1905. In this variation, the railway's switchman controlled the switch, and the lone individual to be sacrificed (or not) ... | https://en.wikipedia.org/wiki?curid=301658 | 62,004 |
193,067 | It was suggested in 2003 that brachiopods had evolved from an ancestor similar to "Halkieria", a slug-like Cambrian animal with "chain mail" on its back and a shell at the front and rear end; it was thought that the ancestral brachiopod converted its shells into a pair of valves by folding the rear part of its body und... | https://en.wikipedia.org/wiki?curid=19827372 | 192,967 |
1,524,016 | Ha has been recognized internationally for his pioneering work in biophysics. In 2001, he was named a Searle Scholar, recognizing him as an "exceptional young scientist." The following year, he received a National Science Foundation CAREER Award and a Fluorescence Young Investigator Award from the Biophysical Society. ... | https://en.wikipedia.org/wiki?curid=36647140 | 1,523,155 |
1,004,301 | Fortunately, all the world's top teams were able to partake in the next World Championship, which was held in 1986 in Soviet Union. One month before start of tournament, United States won the basketball tournament at the 1986 Goodwill Games in Moscow by beating Soviet Union with great margin of 23 points (83–60). Both ... | https://en.wikipedia.org/wiki?curid=5779563 | 1,003,783 |
791,467 | Programmed cell death can be reduced or eliminated in the developing nervous system by the targeted deletion of pro-apoptotic genes or by the overexpression of anti-apoptotic genes. The absence or reduction of PCD can cause serious anatomical malformations but can also result in minimal consequences depending on the ge... | https://en.wikipedia.org/wiki?curid=374215 | 791,042 |
911,770 | Early researchers, such as Jonathan Pool, considered a concept dating back to the account of the Tower of Babel: that linguistic unity may allow for higher levels of development. While pointing out obvious oversimplifications and the subjectivity of definitions and data collection, Pool suggested that we had yet to see... | https://en.wikipedia.org/wiki?curid=210183 | 911,291 |
1,856,000 | After her PhD, Hallberg moved to Germany to work as a postdoctoral researcher at the Max Planck Institute for Solid State Research (MPI-FKF) and at the Max Planck Institute for the Physics of Complex Systems (MPI-PKS). Hallberg returned to the Bariloche Atomic Centre in 1997. She has extensively developed computer simu... | https://en.wikipedia.org/wiki?curid=60320792 | 1,854,932 |
292,297 | Sealing is the final step in the anodizing process. Acidic anodizing solutions produce pores in the anodized coating. These pores can absorb dyes and retain lubricants but are also an avenue for corrosion. When lubrication properties are not critical, they are usually sealed after dyeing to increase corrosion resistanc... | https://en.wikipedia.org/wiki?curid=831650 | 292,139 |
1,190,885 | Saturday's afternoon one hour qualifying session saw each driver limited to twelve laps, with the starting order decided by their fastest laps. During this session, the 107% rule was in effect, which necessitated each driver set a time within 107 per cent of the quickest lap to qualify for the race. The session was hel... | https://en.wikipedia.org/wiki?curid=1123406 | 1,190,251 |
35,944 | The apparent, earliest formal division of the geologic record with respect to time was introduced by Thomas Burnet who applied a two-fold terminology to mountains by identifying ""montes primarii"" for rock formed at the time of the 'Deluge', and younger ""monticulos secundarios"" formed later from the debris of the ""... | https://en.wikipedia.org/wiki?curid=12967 | 35,932 |
515,662 | After several years of many changes to the teams, the 2008–09 season came with only one change. Oji Paper renamed themselves to Oji Eagles in July 2008. The league increased China's allowance to seven import players to help their competitiveness. Prior to the start of the regular season a series of exhibition games, du... | https://en.wikipedia.org/wiki?curid=2209949 | 515,394 |
1,337,764 | Starting in the late 1960s, the budget of the NIH as a whole was reduced, which affected NINDS. Training programs were cut. President Richard Nixon's administration directed the institutes to work more aggressively on applied research and projects that would directly affect patients. Natalie Spingarn argues in her book... | https://en.wikipedia.org/wiki?curid=237641 | 1,337,033 |
1,370,520 | The material is a ternary polyhydride compound of carbon, sulfur and hydrogen with a chemical formula that is thought to be CSH. As of October 2020, the material's molecular structure remains uncharacterized, as extreme pressures and the light elements used are unsuitable for most measurements, such as X-ray determinat... | https://en.wikipedia.org/wiki?curid=65584884 | 1,369,764 |
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