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79,950 | Acupuncture is a form of alternative medicine and a component of traditional Chinese medicine (TCM) in which thin needles are inserted into the body. Acupuncture is a pseudoscience; the theories and practices of TCM are not based on scientific knowledge, and it has been characterized as quackery. There is a range of ac... | https://en.wikipedia.org/wiki?curid=1537 | 79,917 |
1,430,951 | The Advanced Camera for Surveys (ACS) is a third-generation axial instrument aboard the Hubble Space Telescope (HST). The initial design and scientific capabilities of ACS were defined by a team based at Johns Hopkins University. ACS was assembled and tested extensively at Ball Aerospace & Technologies Corp. and the Go... | https://en.wikipedia.org/wiki?curid=884099 | 1,430,147 |
1,362,972 | During its high-altitude phase, its flight control system would have been linked to ground stations and to space-based global navigation system navigation, while radar would have been used during the take-off and landing phases. In addition to the placing of satellites into geosynchronous orbit or LOE, HOTOL was also p... | https://en.wikipedia.org/wiki?curid=14301 | 1,362,219 |
1,770,536 | DNA sequencing theory is the broad body of work that attempts to lay analytical foundations for determining the order of specific nucleotides in a sequence of DNA, otherwise known as DNA sequencing. The practical aspects revolve around designing and optimizing sequencing projects (known as "strategic genomics"), predic... | https://en.wikipedia.org/wiki?curid=19287844 | 1,769,539 |
1,645,029 | Empirical science uses the scientific method to create "a posteriori" knowledge based on observation and repeated testing of hypotheses and theories. Intelligent design proponents seek to change this fundamental basis of science by eliminating "methodological naturalism" from science and replacing it with what the lead... | https://en.wikipedia.org/wiki?curid=34590724 | 1,644,101 |
112,240 | Due to the communication delays, new protocols need to be developed in order to assess crew members' psychological health. Researchers have developed a Martian simulation called HI-SEAS (Hawaii Space Exploration Analog and Simulation) that places scientists in a simulated Martian laboratory to study the psychological e... | https://en.wikipedia.org/wiki?curid=1744360 | 112,195 |
2,007,822 | The Model 1934 was designed and manufactured by Ansaldo, while the Model 1936 was manufactured by OTO Melara. The Model 1934's made by Ansaldo were of monobloc construction with a horizontal sliding breech block, while the Model 1936's made by OTO Melara were constructed of two tubes, a loose liner and a horizontal sli... | https://en.wikipedia.org/wiki?curid=53354366 | 2,006,671 |
1,432,145 | Image-based pattern classification methods typically assume that the neurological effects of a disease are distinct and well defined. This may not always be the case. For a number of medical conditions, the patient populations are highly heterogeneous, and further categorization into sub-conditions has not been establi... | https://en.wikipedia.org/wiki?curid=35201519 | 1,431,341 |
1,672,147 | The Renaissance saw significant advances in anatomy and surgery, and surgeons became increasingly open to surgery on the trachea. Despite this, the mortality rate failed to improve. From 1500 through 1832 there are only 28 known descriptions of successful tracheotomy in the literature. The first detailed descriptions o... | https://en.wikipedia.org/wiki?curid=28862297 | 1,671,206 |
1,563,798 | This kind of virtual reality is most often used in the training of surgeons in laparoscopic procedures, as in reality it is not possible to see the operation being performed. The simulator uses a computer screen displaying a three-dimensional graphic of the organs being operated on. Various surgical tools or gloves are... | https://en.wikipedia.org/wiki?curid=39338825 | 1,562,911 |
2,127,156 | In cats, the ability to disengage visual attention and redirect it to a new location is normally localizable to posterior middle suprasylvian (pMS) cortex, and investigators wanted to determine if, when primary visual cortical areas 17 and 18 are removed at birth, the neural functions of these areas are redistributed a... | https://en.wikipedia.org/wiki?curid=25259743 | 2,125,935 |
1,398,541 | Typical applications of fractional cascading involve range search data structures in computational geometry. For example, consider the problem of "half-plane range reporting": that is, intersecting a fixed set of "n" points with a query half-plane and listing all the points in the intersection. The problem is to struct... | https://en.wikipedia.org/wiki?curid=7543270 | 1,397,768 |
2,125,851 | Mars Outpost is a concept for a human base on the planet Mars that was developed by the United States in the 1980s. The components and design were based on an earlier lunar test bed outpost. Development would go through several phases over four years, from an 'Emplacement Phase' to a 'Consolidation Phase', after which ... | https://en.wikipedia.org/wiki?curid=40335187 | 2,124,630 |
884,953 | Jack Brabham took his third and final Drivers' Championship, this time in a car of his own manufacture with an Australian-engineered Repco V8 engine. In winning the championship in his own car, Australian Brabham became the first and (as of ) the only driver to ever win the World Championship in a car carrying his own ... | https://en.wikipedia.org/wiki?curid=1140097 | 884,489 |
59,543 | Coelacanths are fairly peaceful when encountering others of their kind, remaining calm even in a crowded cave. They do avoid body contact, however, withdrawing immediately if contact occurs. When approached by foreign potential predators (e.g. a submersible), they show panic flight reactions, suggesting that coelacanth... | https://en.wikipedia.org/wiki?curid=45503 | 59,518 |
1,629,705 | "Enhalus acoroides" massive rhizomes (1.5 cm in diameter) help it stay anchored in soft mud substrates, withstanding wave action and tidal currents. it has long strap like leaves (30–150 cm) which make up a significant volume of total plant biomass of shallow water seagrass beds, because of the large structure of the l... | https://en.wikipedia.org/wiki?curid=21637166 | 1,628,786 |
261,918 | Mishra received congratulations from many players, including former record holder Karjakin and World Champion Magnus Carlsen. A "New York Times" article cited concerns from Nigel Short and Bruce Pandolfini about the methods used to achieve the feat, alleging that the GM qualification structure encourages "norm" tournam... | https://en.wikipedia.org/wiki?curid=62535575 | 261,779 |
1,381,566 | Sheep are the principal hosts. The presence of the fly with its distinctive buzzing can alert mature animals who may attempt to run away, walk with their noses near the ground or have been recorded forming a circle with their noses in the middle and near the ground. If the fly successfully places eggs in the nostril of... | https://en.wikipedia.org/wiki?curid=35414005 | 1,380,803 |
1,499,224 | Masmoudi is particularly concerned with nonlinear partial differential equations of hydrodynamics (Euler equation, Navier-Stokes equation, surface waves, gravity waves, capillary waves, acoustic waves, boundary layer equations and qualitative behavior of boundary layers, Couette flow, non-Newtonian fluids, nonlinear Sc... | https://en.wikipedia.org/wiki?curid=69703634 | 1,498,380 |
38,239 | Mounting evidence suggests "H. pylori" has an important role in protection from some diseases. The incidence of acid reflux disease, Barrett's esophagus, and esophageal cancer have been rising dramatically at the same time as "H. pylori"s presence decreases. In 1996, Martin J. Blaser advanced the hypothesis that "H. py... | https://en.wikipedia.org/wiki?curid=199665 | 38,225 |
882,393 | In reactive sputtering, the sputtered particles from a target material undergo a chemical reaction aiming to deposit a film with different composition on a certain substrate. The chemical reaction that the particles undergo is with a reactive gas introduced into the sputtering chamber such as oxygen or nitrogen, enabli... | https://en.wikipedia.org/wiki?curid=9084531 | 881,929 |
1,214,162 | In the early development of hydroelectricity, single-phase generators played an important role in demonstrating the benefits of alternating current. In 1891, a 3,000 volts and 133 Hz single-phase generator of 100 horsepower was installed at Ames Hydroelectric Generating Plant which was belt-connected with Pelton water ... | https://en.wikipedia.org/wiki?curid=40442731 | 1,213,510 |
486,390 | By 1933, Guttmann was working in Breslau (now Wrocław, Poland) as a neurosurgeon and lecturing at the university. He learned from the pioneer of neurosurgery, Otfrid Foerster, at his research institute. Despite having worked successfully as first assistant to Foerster, Guttmann was expelled from his university appointm... | https://en.wikipedia.org/wiki?curid=913950 | 486,141 |
1,128,919 | On April 26–28, 2019, Shirai competed at the 2019 All-Japan AA Championships, one of two closely-hosted-only-IAA meets in Chofu, Tokyo metro, Japan, and made the event finals in 22nd place, but finished 30th. Shirai also only managed one top-three score for any apparatus, and second highest for floor (14.533) behind Ka... | https://en.wikipedia.org/wiki?curid=40713040 | 1,128,341 |
2,133,056 | It was during his time in Cambridge that Cotton conceived, planned and executed the fundamental experiment that proved when two immunoglobulin producing cells were fused, the immunoglobulin of both parental cells were produced in the hybrid. This laid the practical and theoretical foundation for the now widely used mon... | https://en.wikipedia.org/wiki?curid=46967866 | 2,131,831 |
1,671,742 | Maars are depressions in the ground which are encircled by a ring of sediment that rises above the surrounding terrain; they typically form where frozen or liquid water interacts with rising magma and causes explosions. In Pali-Aike there are about 100 of them, with diameters ranging from to about , and they make up th... | https://en.wikipedia.org/wiki?curid=54350456 | 1,670,801 |
1,525,258 | D.J. Kleinbaum and Brian Frezza grew up together on Emerald Drive outside of Philadelphia. In 2010, after completing their PhDs, they came together to found Emerald Therapeutics in an effort to develop "antiviral therapeutics for diseases such as HPV and HIV". During this time, they experienced frustrations with labora... | https://en.wikipedia.org/wiki?curid=62191635 | 1,524,397 |
259,534 | Supercritical fluids occur in the atmospheres of the gas giants Jupiter and Saturn, the terrestrial planet Venus, and probably in those of the ice giants Uranus and Neptune. Supercritical water is found on Earth, such as the water issuing from black smokers, a type of underwater hydrothermal vent. They are used as a su... | https://en.wikipedia.org/wiki?curid=762691 | 259,400 |
1,726,427 | One of the first implementations of a Bayesian approach to ancestral sequence reconstruction was developed by Yang and colleagues, where the maximum likelihood estimates of the evolutionary model and tree, respectively, were used to define the prior distributions. Thus, their approach is an example of an empirical Baye... | https://en.wikipedia.org/wiki?curid=6383817 | 1,725,456 |
880,147 | The Fagaceae are a family of flowering plants that includes beeches, chestnuts and oaks, and comprises eight genera with about 927 species. Fagaceae in temperate regions are mostly deciduous, whereas in the tropics, many species occur as evergreen trees and shrubs. They are characterized by alternate simple leaves with... | https://en.wikipedia.org/wiki?curid=73644 | 879,683 |
1,415,268 | "Dunaliella" cells consist of a large, cup-shaped plastid that takes up the majority of the cell. Its large pyrenoid, which sits in the centre of the chloroplast, is another defining feature that is the same in all "Dunaliella" species. It is covered by a starch shell with numerous starch grains and pairs of thylakoids... | https://en.wikipedia.org/wiki?curid=13116468 | 1,414,471 |
424,417 | Although Breguet is probably best known for his luxury watches and carriage clocks, he also made a number of important scientific clocks. In 1818 Lieutenant-General Thomas Brisbane, a keen amateur astronomer, purchased a Breguet mean-time regulator clock (No. 3180, 1815–1820). It is thought that Breguet originally made... | https://en.wikipedia.org/wiki?curid=169729 | 424,210 |
1,460,869 | A disadvantage of using nanocrystals for drug delivery is nanocrystal stability. Instability problems of nanocrystalline structures derive from thermodynamic processes such as particle aggregation, amorphization, and bulk crystallization. Particles at the nanoscopic scale feature a relative excess of Gibbs free energy,... | https://en.wikipedia.org/wiki?curid=59383794 | 1,460,047 |
2,167,866 | The ongoing global switch from (mainly) orange high pressure sodium lamps for street lighting to (mainly) white LEDs has resulted in a shift towards broad spectrum light, with greater short wavelength (blue) emissions. This switch is problematic from the perspective of increased astronomical and ecological light pollut... | https://en.wikipedia.org/wiki?curid=59934381 | 2,166,629 |
1,743,524 | d-ACTX-Ar1a causes a prolongation of action potential duration, accompanied by spontaneous repetitive firing, but does not depolarize the resting membrane potential. Effects on the autonomic nervous system, including vomiting, profuse sweating, salivation, lachrymation, marked hypertension followed by hypotension, toge... | https://en.wikipedia.org/wiki?curid=6117921 | 1,742,540 |
1,365,881 | Direct β-arylation of saturated aldehydes and ketones can be effected through the combination of photoredox and organocatalytic methods. The previous method to accomplish direct β-functionalization of a saturated carbonyl consists of a one-pot consists of a two-step process, both catalyzed by a secondary amine organoca... | https://en.wikipedia.org/wiki?curid=41278027 | 1,365,125 |
750,601 | Early experiments with the use of sound to 'echo locate' underwater in the same way as bats use sound for aerial navigation began in the late 19th century. The first patent for an underwater echo ranging device was filed by English meteorologist Lewis Fry Richardson a month after the sinking of the Titanic. The First W... | https://en.wikipedia.org/wiki?curid=4551386 | 750,203 |
1,268,678 | Many working mathematicians resist the approach and conclusions of Lakoff and Núñez. Reviews of "WMCF" by mathematicians in professional journals, while often respectful of its focus on conceptual strategies and metaphors as paths for understanding mathematics, have taken exception to some of the "WMCF"s philosophical ... | https://en.wikipedia.org/wiki?curid=45754 | 1,267,988 |
1,420,784 | Lherzolite is a type of ultramafic igneous rock. It is a coarse-grained rock consisting of 40 to 90% olivine along with significant orthopyroxene and lesser amounts of calcic chromium-rich clinopyroxene. Minor minerals include chromium and aluminium spinels and garnets. Plagioclase can occur in lherzolites and other pe... | https://en.wikipedia.org/wiki?curid=2192510 | 1,419,984 |
1,785,155 | The UltraSPARC III consisted of 16 million transistors, of which 75% are contained in the caches and tags. It was initially fabricated by Texas Instruments in their C07a process, a complementary metal–oxide–semiconductor (CMOS) process with a 0.18 μm feature size and six-levels of aluminium interconnect. In 2001, it wa... | https://en.wikipedia.org/wiki?curid=22204207 | 1,784,151 |
1,143,858 | Its primary focus is the efficient interchange of animated geometry (models) between different groups working on the same shots or same assets, possibly using different applications. Often different departments in the same company or different studios are working on the same projects. Alembic supports the common geomet... | https://en.wikipedia.org/wiki?curid=36862791 | 1,143,258 |
1,704,311 | FMH has one of the best dental schools in the private sector of Pakistan, giving admission to 75 students per year. It has an outstanding dental faculty and provides immense clinical exposure which gives students the chance to improve their clinical skills. The purpose built departments of medical sciences are well equ... | https://en.wikipedia.org/wiki?curid=36688423 | 1,703,355 |
1,634,312 | In 1953, Paul Fitts and C. M. Seeger ran the first experiment conclusively demonstrating that certain responses are more compatible with certain stimuli, during which subjects were alternatively instructed to press buttons on their left and right in response to lights which could appear in either the left or right corn... | https://en.wikipedia.org/wiki?curid=39094287 | 1,633,389 |
467,207 | The direct current triboelectric nanogenerator (DC-TENG) is a new-type triboelectric nanogenerator that can harvest mechanical energy and convert it into electrical energy through the conjunction of triboelectric effect and electrostatic breakdown effect. Different from the above-mentioned traditional triboelectric nan... | https://en.wikipedia.org/wiki?curid=30057479 | 466,972 |
1,515,179 | His awards include the Department of Energy Prize for Outstanding Scientific Accomplishment in Materials Chemistry, the Materials Research Society Medal Award, the International Award from The Society of Polymer Science in Japan, the Royal Society Award in Soft Matter and Biophysical Chemistry, and three national award... | https://en.wikipedia.org/wiki?curid=34210292 | 1,514,328 |
395,043 | Ichthyosaurs thrived during much of the Mesozoic era; based on fossil evidence, they first appeared around 250 million years ago (Ma) and at least one species survived until about 90 million years ago, into the Late Cretaceous. During the Early Triassic epoch, ichthyosaurs and other ichthyosauromorphs evolved from a gr... | https://en.wikipedia.org/wiki?curid=314101 | 394,848 |
9,674 | Typical of Japanese naval planning during World War II, Yamamoto's battle plan for taking Midway (named Operation MI) was exceedingly complex. It required the careful and timely coordination of multiple battle groups over hundreds of miles of open sea. His design was also predicated on optimistic intelligence suggestin... | https://en.wikipedia.org/wiki?curid=60112 | 9,670 |
990,052 | On 16 November 2009, the Republic of Singapore Air Force established its Peace Triton Sikorsky S-70B Seahawk Naval Helicopter detachment at the USN Maritime Strike Weapons School in San Diego, California to undertake qualification and operational training under the umbrella of the USN's SH-60F Aircraft Qualification Co... | https://en.wikipedia.org/wiki?curid=1603707 | 989,535 |
1,748,772 | Neuroglobin is a member of the vertebrate globin family involved in cellular oxygen homeostasis and reactive oxygen/nitrogen scavenging. It is an intracellular hemoprotein expressed in the central and peripheral nervous system, cerebrospinal fluid, retina and endocrine tissues. Neuroglobin is a monomer that reversibly ... | https://en.wikipedia.org/wiki?curid=6941841 | 1,747,786 |
1,884,331 | Bono pursued single-stage space launch as simpler and cheaper. He realized to do this he would need to use high specific impulse liquid hydrogen/liquid oxygen rocket engines. Afterwards he proposed to make these vehicles reusable. From his ROOST design onwards Bono advocated space launch vehicles without wings, usually... | https://en.wikipedia.org/wiki?curid=2064685 | 1,883,250 |
1,648,828 | Water wheels are also driven by rainwater, via the solar evaporation-condensation water cycle; thus ultimately, industrial cloth-making was driven by the day-night cycle of solar irradiation. This is a holistic view of energy sources as a system-in-the-large. Thus, discussions of energy quality can sometimes be found i... | https://en.wikipedia.org/wiki?curid=3254125 | 1,647,896 |
594,916 | Three-spined sticklebacks have recently become a major research organism for evolutionary biologists trying to understand the genetic changes involved in adapting to new environments. The entire genome of a female fish from Bear Paw Lake in Alaska was recently sequenced by the Broad Institute and many other genetic res... | https://en.wikipedia.org/wiki?curid=489642 | 594,611 |
1,716,301 | Magnesium-based scaffolds have been approved for use in several countries around the world. The only commercially available magnesium-based scaffold consists of a magnesium alloy, approximately 95% of which resorbs within one year of implantation. Thousands of commercially available magnesium-based scaffolds have been ... | https://en.wikipedia.org/wiki?curid=24376300 | 1,715,332 |
1,585,188 | Although it is interesting to know the surface characteristics at a certain moment, often research is more interested in documenting the change of a surface over time or the transport of characteristics through space. Change detection leverages the consistent temporal component of remote sensing data to analyze the cha... | https://en.wikipedia.org/wiki?curid=67696353 | 1,584,297 |
1,248,298 | Today, there is evidence to suggest that children do not learn words through 'fast mapping' but rather learn probabilistic, predictive relationships between objects and sounds that develop over time. Evidence for this comes, for example, from children's struggles to understand color words: although infants can distingu... | https://en.wikipedia.org/wiki?curid=1104562 | 1,247,622 |
1,537,755 | Meteorological phenomena correlated to planetary configurations were recorded in Babylonia. Classical astrologers of note such as Claudius Ptolemy constructed a treatise on forecasting weather via astrological means. Astrometeorology is the oldest type of Hellenistic astrology. Johannes Kepler recorded meteorological o... | https://en.wikipedia.org/wiki?curid=1148862 | 1,536,883 |
268,092 | The uterus and endometrium was for a long time thought to be sterile. The cervical plug of mucosa was seen to prevent the entry of any microorganisms ascending from the vagina. In the 1980s this view was challenged when it was shown that uterine infections could arise from weaknesses in the barrier of the cervical plug... | https://en.wikipedia.org/wiki?curid=9509 | 267,948 |
140,800 | Hilbert's first work on invariant functions led him to the demonstration in 1888 of his famous "finiteness theorem". Twenty years earlier, Paul Gordan had demonstrated the theorem of the finiteness of generators for binary forms using a complex computational approach. Attempts to generalize his method to functions with... | https://en.wikipedia.org/wiki?curid=8302 | 140,743 |
1,627,977 | The "Pegmantit 3" which is abbreviated to P-3 was one of the first 2D early warning and ground control radars to be developed by the former Soviet Union. The development of the radar was initiated in 1943 as a replacement for the previous RUS stations used during the second world war and by the end of 1947 the radar wa... | https://en.wikipedia.org/wiki?curid=20831007 | 1,627,059 |
1,416,111 | There are also costs for protists that carry protective shells. The diagram on the right above shows some of the energetic costs coccolithophore incur from carrying coccoliths. In the diagram, the energetic costs are reported in percentage of total photosynthetic budget. (A) represents transport processes include the t... | https://en.wikipedia.org/wiki?curid=63933276 | 1,415,314 |
1,431,464 | Lameness is accompanied by pain upon palpation of affected bones, warmth in the limb as felt by the inside of the clinician's wrist, depression, and loss of appetite. Limb involvement is usually bilateral, typically involves the distal radius and ulna, and may be episodic. There is evidence to suggest that most dogs re... | https://en.wikipedia.org/wiki?curid=3887154 | 1,430,660 |
1,358,249 | The Earth has experienced a constantly changing climate in the time since plants first evolved. In comparison to the present day, this history has seen Earth as cooler, warmer, drier and wetter, and (carbon dioxide) concentrations have been both higher and lower. These changes have been reflected by constantly shifting... | https://en.wikipedia.org/wiki?curid=19928041 | 1,357,499 |
1,734,353 | Concerns that arise due to abdominal wall defects can be threatening and require immediate and intensive medical care. Some infections may persist for long periods of time and lead to serious complications, such as feeding problems, which can cause the infant to require several surgeries. Since these complications can ... | https://en.wikipedia.org/wiki?curid=30874825 | 1,733,376 |
1,329,641 | In this study, two groups of participants took part in a two-night counterbalanced study. Two tasks were learned by all participants between 10:00-10:30pm. The declarative task was a paired-associate word list of 40 German semantically related word pairs. The non-declarative task was a mirror-tracing task. At 11:00pm a... | https://en.wikipedia.org/wiki?curid=26685741 | 1,328,913 |
212,764 | The largest changes in the exam consist of testing in biochemistry, psychology and sociology concepts. The addition of biochemistry material follows survey results placing biochemistry concepts as highest importance for success in future medical school curricula. The addition of behavioral and cultural material was rec... | https://en.wikipedia.org/wiki?curid=33731198 | 212,656 |
851,005 | The Midlands Project Group of the Central Electricity Generating Board (CEGB) planned and managed the project. The main contract was placed in November 1960 and construction work on Sizewell A began on 1 April 1961. The main construction contract was awarded to British Nuclear Design and Construction Ltd ('BNDC'), a co... | https://en.wikipedia.org/wiki?curid=8161728 | 850,552 |
841,173 | Direct interaction electrodynamics is explicitly symmetrical in time and avoids the infinite energy predicted in the field immediately surrounding point particles. Feynman and Wheeler have shown that it can account for radiation and radiative damping (which had been considered strong evidence for the independent existe... | https://en.wikipedia.org/wiki?curid=570922 | 840,723 |
1,212,586 | The first successful penis transplant procedure was performed in September 2006, at a military hospital in Guangzhou. The patient, a 44-year-old male, had sustained the loss of most of his penis in an accident. The transplanted penis came from a brain-dead 22-year-old male. Although successful, the patient and his wife... | https://en.wikipedia.org/wiki?curid=6497079 | 1,211,934 |
1,567,340 | The number of Vietnamese publications in Thomson Reuters' Web of Science has increased at a rate well above the average for Southeast Asia but from a low starting point: Vietnamese scientists had 570 articles catalogued in international journals in 2005 and 2 298 in 2014. By 2014, Vietnam had a modest scientific public... | https://en.wikipedia.org/wiki?curid=56111640 | 1,566,453 |
3,080 | Their mutual passion for science brought them increasingly closer, and they began to develop feelings for one another. Eventually, Pierre proposed marriage, but at first Skłodowska did not accept as she was still planning to go back to her native country. Curie, however, declared that he was ready to move with her to P... | https://en.wikipedia.org/wiki?curid=20408 | 3,080 |
723,111 | The IBM RAD6000 radiation hardened single board computer, now produced by BAE Systems, was initially developed in a collaboration with the Space Electronics and Protection Branch and IBM Federal Systems and is now used on nearly 200 satellites and robotic spacecraft, including on the twin Mars Exploration Rovers—"Spiri... | https://en.wikipedia.org/wiki?curid=764257 | 722,731 |
712,244 | Alkyl-substituted carbocations follow the order in stability, as can be inferred by the hydride ion affinity values (231, 246, 273, and 312 kcal/mol for , , , and ). The effect of alkyl substitution is a strong one: tertiary cations are stable and many are directly observable in superacid media, but secondary cations a... | https://en.wikipedia.org/wiki?curid=241767 | 711,872 |
255,722 | Flight tests proceeded fairly smoothly until 4 May 1978, when HB1001 was making its 36th flight. The aircraft pitched up just as it made contact with the ground which forced the pilot, Bill Park, to abort the landing and make a second attempt. The impact had however been so hard that the landing gear had become jammed ... | https://en.wikipedia.org/wiki?curid=1253187 | 255,588 |
410,323 | The first impedance-based flow cytometry device, using the Coulter principle, was disclosed in U.S. Patent 2,656,508, issued in 1953, to Wallace H. Coulter. Mack Fulwyler was the inventor of the forerunner to today's flow cytometers - particularly the cell sorter. Fulwyler developed this in 1965 with his publication in... | https://en.wikipedia.org/wiki?curid=501216 | 410,121 |
1,722,016 | Fire is another important element in the maintenance of the Everglades. The majority are caused by lightning strikes from thunderstorms during the wet season. Their effects are largely superficial, and serve to foster further plant growth: sawgrass will burn above water, but the roots are preserved. Fire in the sawgras... | https://en.wikipedia.org/wiki?curid=17273354 | 1,721,046 |
1,944,243 | On 18 January 1967, the seventh Titan IIIC launch successfully placed a full constellation of eight IDCSP satellites into orbit, and on 1 July 1967, four more IDCSP satellites (including IDCSP 19, also known as DATS (Despun Antenna Test Satellite)) were put into orbit. IDCSP ground terminals had been installed at Ameri... | https://en.wikipedia.org/wiki?curid=67518500 | 1,943,131 |
1,105,104 | Beginning in 1967, Taylor was sent by ARPA to investigate inconsistent reports coming from the Vietnam War. Only 35 years old, he was given an identification card with the military rank equivalent to his civilian position (brigadier general), thus ensuring protection under the Geneva convention if he were captured. Ove... | https://en.wikipedia.org/wiki?curid=1002038 | 1,104,541 |
1,242,243 | During the initial construction phase, Nuckolls found an error in his calculations, and an October 1979 review chaired by John Foster Jr. of TRW confirmed that there was no way Nova would reach ignition. The Nova design was then modified into a smaller design that added frequency conversion to 351 nm light, which would... | https://en.wikipedia.org/wiki?curid=2700382 | 1,241,571 |
1,021,289 | In general, a shutdown of the thermohaline circulation caused by global warming would trigger cooling in the North Atlantic, Europe, and North America. This would particularly affect areas such as the British Isles, France and the Nordic countries, which are warmed by the North Atlantic drift. Major consequences, apart... | https://en.wikipedia.org/wiki?curid=5097491 | 1,020,760 |
230,203 | An earlier version originated from the State of Chu during the Warring States period and used a different design. It consisted of a tiller mounting a fixed double magazine on top as well as a pistol style grip at the bottom beneath the prods mount. Instead of an overhand lever for arming and shooting, it used a sliding... | https://en.wikipedia.org/wiki?curid=1019228 | 230,086 |
918,931 | The role and the responsibilities of the audit committee, in general terms, are to: (a) Discuss with management, internal and external auditors and major stakeholders the quality and adequacy of the organization’s internal controls system and risk management process, and their effectiveness and outcomes, and meet regul... | https://en.wikipedia.org/wiki?curid=9732438 | 918,448 |
475,343 | The phi X 174 (or ΦX174) bacteriophage is a single-stranded DNA (ssDNA) virus that infects "Escherichia coli", and the first DNA-based genome to be sequenced. This work was completed by Fred Sanger and his team in 1977. In 1962, Walter Fiers and Robert Sinsheimer had already demonstrated the physical, covalently closed... | https://en.wikipedia.org/wiki?curid=2811649 | 475,107 |
281,260 | The devices mentioned previously were all detectors, not seekers. They either produce a signal indicating the general direction of the target, or in the case of later devices, an image. Guidance was entirely manual by an operator looking at the image. There were a number of efforts in Germany during the war to produce ... | https://en.wikipedia.org/wiki?curid=1396771 | 281,107 |
403,735 | When the Greenland section is included, the Canadian Shield is approximately circular, bounded on the northeast by the northeast edge of Greenland, with Hudson Bay in the middle. It covers much of Greenland, all of Labrador and the Great Northern Peninsula of Newfoundland, most of Quebec north of the St. Lawrence River... | https://en.wikipedia.org/wiki?curid=6230 | 403,535 |
1,004,770 | A Zotye M300 EV operating as a taxicab caught fire in Hangzhou, China, in April 2011. No one was injured as the driver and two passengers evacuated the electric car in time. Due to the incident, the city authorities decided to halt all electric taxis on safety concerns, 15 of which were M300 EVs out of a fleet of 30 el... | https://en.wikipedia.org/wiki?curid=38267353 | 1,004,252 |
664,660 | Iron is an important nutrient for the bacterium "Pseudomonas aeruginosa", however, iron is not easily accessible in the environment. To overcome this problem, "P. aeruginosa" produces siderophores to bind and transport iron. But the bacterium that produced the siderophores does not necessarily receive the direct benefi... | https://en.wikipedia.org/wiki?curid=1065475 | 664,313 |
2,060,465 | Enrollment dropped every year since the program's inception such that, when compounded by dropouts, the program was below half-capacity three years later. UW President Glenn Frank had warned of decreased enrollment in August 1928 and of its consequences for the college. UW College of Letters and Science Dean George Sel... | https://en.wikipedia.org/wiki?curid=41013618 | 2,059,278 |
872,749 | In 1990 Meccano S.A. built a giant Ferris wheel in France. It was modelled after the original 1893 Ferris Wheel built by George Washington Gale Ferris Jr. at the World's Columbian Exposition at Chicago and was shipped to the United States to promote "Erector by Meccano" after Meccano S.A. had bought out the Erector bra... | https://en.wikipedia.org/wiki?curid=440355 | 872,289 |
556,468 | McDonnell engineers returned on 30 June 1940 with the "Model II", which was also rejected, so it was reworked into the "Model IIa", which emerged on 24 April 1941. The new design was powered by a more traditional layout, a pair of engines in wing-mounted nacelles with four-bladed propellers in a tractor configuration. ... | https://en.wikipedia.org/wiki?curid=2186955 | 556,179 |
1,963,056 | A version used by the U.S. Air Force, the U1050-II real-time system, had some extra peripherals. The most significant of these was the FASTRAND 1 Drum Storage Unit. This physically large device had two contra-rotating drums mounted horizontally, one above the other in a pressurized cabinet. Read-write heads were mounte... | https://en.wikipedia.org/wiki?curid=3621665 | 1,961,928 |
230,906 | Bowfin are stalking, ambush predators that customarily move into the shallows at night to prey on fish, and aquatic invertebrates such as crawfish, mollusks, and aquatic insects. Young bowfin feed mostly on small crustaceans, while adults are mostly piscivorous, but also known to be opportunistic. Bowfin are remarkably... | https://en.wikipedia.org/wiki?curid=245146 | 230,788 |
1,835,280 | Michael Hutt was educated at St. Austell Grammar School, and St. Austell Sixth Form College before completing a BA in South Asian Studies (Hindi) in 1980 and a Ph.D. on the history of the Nepali language and its literature in 1984, both at SOAS. In 1987 he returned to SOAS as a British Academy Postdoctoral Fellow, and ... | https://en.wikipedia.org/wiki?curid=37406186 | 1,834,231 |
1,645,758 | Ecological fitting can explain aspects of species associations and community assembly, as well as invasion ecology. It is another mechanism, in addition to coevolution and in-situ evolution (in which new phenotypes evolve and travel sympatrically), that can explain the creation and maintenance of species associations w... | https://en.wikipedia.org/wiki?curid=30509934 | 1,644,829 |
1,112,344 | Controlled trials have demonstrated that HRT is an acceptable, tolerable, effective and durable treatment for tics; HRT reduces the severity of vocal tics, and results in enduring improvement of tics when compared with supportive therapy. HRT has been shown to be more effective than supportive therapy and, in some stud... | https://en.wikipedia.org/wiki?curid=7619130 | 1,111,778 |
740 | In 1979, Hawking was elected Lucasian Professor of Mathematics at the University of Cambridge. His inaugural lecture in this role was titled: "Is the End in Sight for Theoretical Physics?" and proposed "N" = 8 supergravity as the leading theory to solve many of the outstanding problems physicists were studying. His pro... | https://en.wikipedia.org/wiki?curid=19376148 | 740 |
56,294 | The desire to increase the visual impact of film has a long history. In 1929, Fox introduced Fox Grandeur, the first 70 mm film format, but it quickly fell from use. In the 1950s, the potential of 35 mm film to provide wider projected images was explored in the processes of CinemaScope (1953) and VistaVision (1954), fo... | https://en.wikipedia.org/wiki?curid=173787 | 56,270 |
86,617 | Since 2006, RFID tags included in new United States passports will store the same information that is printed within the passport, and include a digital picture of the owner. The United States Department of State initially stated the chips could only be read from a distance of , but after widespread criticism and a cle... | https://en.wikipedia.org/wiki?curid=169320 | 86,583 |
695,820 | Free-space optics (FSO) systems are employed for 'last mile' telecommunications and can function over distances of several kilometers as long as there is a clear line of sight between the source and the destination, and the optical receiver can reliably decode the transmitted information. Other free-space systems can p... | https://en.wikipedia.org/wiki?curid=164174 | 695,456 |
1,364,486 | Each process activated by the proteins of the cell cycle engine involve a cascade of many reactions. The longest subsystem cascade is DNA replication. In "Caulobacter" cells, replication of the chromosome involves about 2 million DNA synthesis reactions for each arm of the chromosome over 40 to 80 min depending on cond... | https://en.wikipedia.org/wiki?curid=839361 | 1,363,730 |
1,834,313 | The sonar control module is also tasked to process the imagery data, compress the data, and communicate with the communication computer. Numerous sensors were installed on board Explorer AUV to provide the necessary information for the AUV to operate, and these environmental subsystems consisted of underwater cameras a... | https://en.wikipedia.org/wiki?curid=24598348 | 1,833,264 |
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