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Ashburn
The world's first industrial method for the synthesis of highly stable perovskites has been developed by scientists of the Ural Federal University. the first President of Russia B. N. Yeltsin (Urfu), together with colleagues from India. According to the authors, this opens up the possibility of efficient application of these substances, recognized by the magazine “Science” breakthrough material, energy and electronics. The results were published in the journal Materials Science in Semiconductor Processing.
Perovskites — a class of minerals with pseudokoningii crystal structure. Starting in 2012, perovskites, according to scientists, are actively studied as an extremely promising material for a number of areas, particularly for solar energy.
Underwater search expedition to survey the scene of the wreck of the legendary ship "Chelyuskin" was held in the Chukchi sea, according to Marsaskala of Rosmorrechflot.
The expedition was attended by academics and search engines. Its purpose was to update data on the actual location of the ship and creating a three-dimensional model of the condition.
The next spacewalk by Russian cosmonauts aboard the International space station is planned till the end of 2020, told RIA Novosti the representative of the press service of Roscosmos.
In August, the magazine "Russian space" produced by Roscosmos, said that the cosmonauts Sergei and Sergei Ryzhikova the Code-Sverchkova that on the ship "Soyuz MS-17" will go on a six-month flight to the ISS in October 2020, will perform two spacewalks under the designations of EVA-and EVA 47-48.
Scientists of the Siberian Federal University (SFU) has created a special sorbent for wastewater treatment. As explained in the press service of the University, a new sorbent based on live bacteria has the property of bio-oxidation and is able to digest components of petroleum products. This eliminates the ingress of wastewater into natural water bodies. The study is published in "IOP Conference Series: Materials Science and Engineering".
According to experts, today the technical system wastewater of many industrial enterprises, including oil refineries, need to be improved. Installed at the enterprises of oil removers designed to separate and retain hazardous pollutants, working an average of 30% of the declared efficiency, many toxicants get into the environment and cause significant environmental damage.
New technology to create artificial blood vessels that will make the treatment of acute thrombosis is much more accessible, has been developed by scientists of Tomsk Polytechnic University (TPU). According to the researchers, their proposed method is more efficient and better counterparts, and almost twice cheaper. The results were published in the journal Applied Surface Science.
Artificial vessels (grafts) are popular today in the treatment of acute thrombosis. In case to restore the functionality of the vessel medically or surgically is not possible, the affected area is removed and replaced with artificial, made of polycaprolactone or other biocompatible material.
An international group of scientists experimentally tested the possibility of one of the oldest trees in the world sequoias to adapt to the climatic conditions of contemporary Western Europe. As explained by the researchers, the choice of the object is due to its unique properties: the plant grows fast, its wood does not rot, and the bark is almost no light. A report on the experiment published in the prestigious international journal Nature Springer.
According to the authors, because of its unique properties, the Sequoia is very promising for the forest industry, but its replaybility to date prevented widespread plantations of redwoods outside its natural growing habitat – Pacific coast of the United States.
Cosmonaut Nikolai Tikhonov, who received an eye injury and was removed from the crew for flight on the International space station, leaving the cosmonaut corps, told the Moscow cosmonaut training Center.
"The thirty-first of July, terminated the employment contract with a test-cosmonaut Nikolai Tikhonov Tikhonov... decided to leave the cosmonaut corps in connection with the recent new data on the state of health", - is spoken in the message on the organization's website.
The results of the simulation, which was conducted by American scientists, showed that some stars can be up to seven potentially habitable planets. The paper was published in the journal Astronomical Journal.
The search for life in outer space, scientists tend to restrict the so-called habitable zone — the region around a star where orbiting it planets may be liquid water needed to sustain life in the form we know it.
Indian chemists in collaboration with British colleagues have created a nanoporous material, named as amorphous zeolite, which converts carbon dioxide into fuel and plastic from waste chemicals. The study is published in the journal Nature Communications.
Global warming, caused by greenhouse gas emissions, and pollution of non-biodegradable waste — the most important anthropogenic problems the solution of which I think scientists from different countries.
The configuration of the satellite constellation, the Chinese Beidou-3 is that the navigation system has to be more effective than American and Russian analogues GLONASS and GPS, however, unequivocally say this is impossible, since the complete information about Chinese handsets, said RIA Novosti head of the space policy Institute Ivan Moiseev.
Earlier, the President of China XI Jinping officially announced the launch of a Chinese global navigation system, Beidou-3. Last, the 55th satellite system Beidou-3 was successfully launched into orbit on 23 June.
The Russian segment of the ISS hooked up to a broadband satellite communication channel with the Earth and eliminating the need to use American communication channels, according to the Rocket-space Corporation (RKK) "Energy" - the operator of the Russian segment of the station.
All the years of ISS operation up to this point, astronauts could communicate with Earth only flying over Russian territory, and, if necessary, when outside of these areas used the American funds.
The very large telescope (VLT) the European southern Observatory (EO) in Chile received a new image of the gas of the nebula NGC 2899, symmetry, color, and complex internal structure resembling fluttering in the night sky multi-colored butterfly. This was reported on the official website EO.
This planetary nebula has never been photographed in such minute detail — even visible through translucent background star field its weak outer edges.
Singapore scientists have announced the successful completion of the first phase of clinical trials they have developed an experimental drug against yellow fever. The study is published in the New England journal of Medicine.
Yellow fever — a hemorrhagic disease widespread in South America and Africa South of the Sahara, which annually affects about 200 thousand people, from them about 30 thousand die. So far there are no approved treatments for this disease. Although there is a vaccine against yellow fever, it is impossible to give some people because of the risk of side effects.
In Florida, launched a carrier rocket Atlas V with a research Rover Perseverance, which is to look for traces of life on Mars, live broadcast of the launch leads NASA.
The carrier rocket was launched at 07:50 am East coast time USA (14:50 GMT). Arrival research Rover into orbit is scheduled for February 18, 2021.
Scientists have discovered a stellar stream consisting of the remnants of the ancient globular clusters are broken by the gravity of the milky Way two billion years ago. The study is published in the journal Nature.
A globular cluster is a sphere, consisting of hundreds of thousands and even millions of stars, bound by gravity and orbiting around the galactic nucleus. Our Galaxy has about 150 globular clusters. But the "field of stars", which was recently discovered by astronomers of the international consortium of S5 is very different from the usual and well-studied globular clusters in the milky Way.
Favorable conditions for the observation of one of the brightest meteor showers of the Perseids will come only a few days after its peak, according to the Moscow planetarium.
"Favorable conditions for the visibility of flow in 2020 will develop after three to four days after the night of the peak (from 16th-23rd August)", - stated in the message.
American scientists using mathematical tools described heterogeneity of relict cosmic radiation, which arose immediately after the birth of the Universe. The authors believe that their results confirm the correctness of the hypothesis of the Big bounce, according to which the emergence of our Universe was the result of the collapse of a "previous" universe. The results were published in the journal Physical Review Letters.
While the theory of General relativity explains a wide range of astrophysical and cosmological phenomena, some properties of the Universe remain a mystery. In particular, it cannot explain the uneven distribution in space of galaxies and dark matter.
Scientists of Nagoya University in Japan came to the conclusion that older people who do not laugh in everyday life, the risk that subsequently they will not be able to serve themselves and they will need outside assistance increases by 1.4 times. About the study and the reasons of this phenomenon to the correspondent of RIA Novosti said the head of group assistant Professor, Department of preventive medicine Department of medical research, Nagoya University Kenji Takeuchi.
Kenji Takeuchi for three years spent observing people over 65. The experiment involved 14 233. The task was to identify the correlation between the frequency of laughter and the ability to retain the power to self-serve themselves, without the need for outside help, and laughter and death. All subjects were divided into four groups depending on how often they laugh in a loud voice. The results showed that the risk of losing the ability to move and maintain itself, those who confessed that he almost laughs, increasing 1.4 times compared with those who laughs almost every day. Similar results were revealed for the first time in the world.
Foods rich in antioxidants such as black tea, chocolate, nuts and berries, can increase the risk of developing certain types of cancer, found a group of researchers from the Centre for immunology and cancer research behalf of Lautenberg at the Hebrew University in Jerusalem, reported the press service of the institution.
"A thorough analysis revealed the culprit that causes cancer to spread rapidly in the large intestine: the intestinal flora that produces metabolites known as "antioxidants", which in high concentrations in foods such as black tea, chocolate, nuts and berries," - said in a press release released by the Hebrew University.
A unique means of protection of agricultural plants against pathogens has been developed by scientists of the Siberian Federal University (SFU). According to the authors, the new drug will allow to avoid expensive and environmentally damaging spraying pesticides. The results of the study presented in the journal International Journal of Biological Macromolecules.
Traditional methods of crop protection, as explained by experts, involves the processing of grain, the soil and plants with chemicals several times a season. In contrast, developed in the SFU tool once placed in the soil before planting, working the entire vegetative period.
The international ENCODE consortium, consisting of 500 scientists and biologists from many countries of the world announced the completion of the third phase of the global project on compilation of an encyclopedia of functional DNA elements. In 14 articles published in Nature, Nature Methods and Nature Communications, the authors summarize 17 years of experience.
The human genome contains about 20 thousand genes encoding proteins, which account for only about 1.5 percent of the DNA of the human genome.
Note to the control system upper stage "breeze-M" was the reason for the postponement of the launch of the carrier rocket "proton-M" with telecommunication satellite "Express-80" and "Express-103" from the Baikonur cosmodrome with 30 to 31 July, reported RIA Novosti source in the space industry.
Previously, Roskosmos announced that the launch of "Proton" postponed for a day for additional inspections of components and assemblies.
Foreign scientists became interested in the Crimean cave "Tauris", but priority in its learning are given to domestic experts, said the head of the project "Cave Tauris", the President of the Russian Union of speleologists (CPR) Gennady Samokhin.
"We are already actively working with their colleagues from Austria by age Dating, to study the Mineralogy, isotopic composition. Apply the math that they were interested to come to the Crimea. We are ready to involve scientists from other countries, but in terms of partnership, not dominance. We have experts who can promote this project in the world of science. First we will start with, and then we'll continue our foreign colleagues," said Samokhin journalists in the Crimean press-center of MIA "Russia today".
Global ice ages in Earth's history occurred when the level of solar radiation is sharply changed in a short period by geological standards the period of time, American scientists have found. Their work was published in the journal Proceedings of the Royal Society A.
In Earth's history was at least two periods of the Paleoproterozoic 2.4 to 2.1 billion years ago during the Neoproterozoic 850-630 million years ago, when the whole surface of the planet was covered with ice. With the end of the second period of time is associated sudden flowering of complex multicellular life on Earth. Therefore, not only geologists and planetary scientists studying exoplanets lying within the habitable zones, looking for the causes that can trigger a global glaciation.
Telecommunications satellites, "Express-80" and "Express-103", which is scheduled to launch from the Baikonur cosmodrome on Thursday, is scheduled to be operational in January-February 2021, said operator - enterprise "Space communications".
According to Roscosmos, the launch rocket "proton-M" with satellites is planned July 30 at 0.27 GMT.
A group of scientists from Japan and Singapore have identified a new paradigm of development of gastric cancer associated with Epstein-Barr (EBV). The study is published in the portal EurekAlert.
Experts have found that the viral genome alters "epigenetic landscape" that contributes to the activation of genes that can become oncogenes due to mutations.
Scientists studying Mars, was the first to prove that the wave structure on the surface of the planet are not immune fingerprints of rocks and moving sand "maghrabi", similar to that found in arid regions of the Earth. The study is published in the journal of Geophysical Research: Planets.
In the pictures the surface of Mars in many places visible wind-blown wave structure of Aeolian sandy "maghrabi". Waves of sand located at a distance of from one to 35 meters from each other — on average about five meters. The size of these structures by about two orders of magnitude less than the surrounding sand dunes. At the base of the waves, according to scientists, is fine-grained fraction of sand — dust, and on top of the ridges — the larger the grains.
Russian scientists from RCTU named after D. I. Mendeleev together with colleagues from other institutes found a simple and cheap method for the synthesis of technetium — expensive and highly sought after metal that is practically not found in nature. The study is published in the journal of Electroanalytical Chemistry.
Technetium is a radioactive element that in large quantities contained in spent nuclear fuel. It is widely used in nuclear medicine as a contrast label for diagnostics of internal organs and tumors, but because of the complex process of obtaining it is very expensive.
Astronomers for the first time traced the relationship between magnetosome and fast radio bursts, nature, the origin of which is not reliably established. This is stated in the article on the website of the European space Agency (ESA).
The discovery was made by the space Observatory Integral, designed to explore objects in the hard x-ray and gamma range. At the end of April this year, the scanners Observatory observed the Magnetar SGR 1935 2154, discovered six years ago. Fixing the activity of the Magnetar, the researchers found that it radiated not only conventional x-rays but also radio waves.
New production technology for infrared photodetector matrix has been developed by scientists of the competence Center STI "Sensation" at the National research University "MIET" (NRU MIET), reported the press service of the University. According to experts of the University, this technology will allow cameras to "see" in the infrared range like mosquitoes, some species of fish and snakes.
This feature of view allows its holders to hunt successfully in the dark or in the cold reservoirs: warm-blooded prey looks contrasting against the cooler background. Camera with such image sensors available will be able to distinguish objects in fog, dusty conditions and even behind opaque obstacles, is spoken in the message of the University.
Evolutionary analysis of the genome of the novel coronavirus SARS-CoV-2 showed that it was separated from the most closely related viruses of bats of about 40-70 years ago. The study is published in the journal Nature Microbiology.
Biologists from the United States, Belgium, great Britain and China under the leadership of Professor David Robertson (David Robertson) from the Center for virus research University of Glasgow analyzed the evolutionary history of SARS-CoV-2. They used genomic data saribekovich — the representatives of the subgenus of coronaviruses that cause severe acute respiratory syndrome, which include including SARS-CoV and SARS-CoV-2.
American scientists have identified microRNA that promotes regeneration of hair and may in the future become the basis for the development of drugs against baldness. The study is published in the journal Science Advances.
Modern methods of treatment of hair loss, ranging from invasive surgery and ending with chemical treatments are expensive and not always effective.
. A resident of the city of Mandurah, Western Australia, found on the coast of unusual creatures, some of which were similar to the unusual "egg", reports Yahoo News.
The woman had published on his page in Facebook a series of photos of their latest finds on the beach. The footage was captured with a variety of plants and animals washed up by the waves.
Meteor shower, the Southern Delta Aquarids will peak on July 28, a few days on the sky can be observed about 16 meteors per hour, but to see them you must be the most patient, told RIA Novosti the scientific Director of Moscow planetarium Faina Rublev.
According to her, now is not the best time to watch meteor showers – the weather is too changeable, and the Moon is in the phase close to new moon. Those who are still going to try to find in the night sky "shooting stars", the scientific Director is advised to go out of town somewhere where there is "civilization". Electric light settlements creates flare spoils the observation of astronomical events.
American scientists have discovered in mouse brain neural connection between the rear division of the amygdala and the hypothalamus, which is responsible in males for sexual desire and aggression. The study is published in the journal Nature Neuroscience.
Neurophysiologists have long known that the posterior amygdala, or the amygdala has a huge impact on social behavior, but its connection with sexual desire, until recently, was not known.
American and British physicists, using the known distance from the Earth to fifty galaxies, said the value of the Hubble constant used in calculations of the age of the Universe, which, in accordance with the new data, is 12.6 billion years. The study is published in the journal Astronomical Journal.
To date, the time of the Big Bang that spawned the Universe, scientists estimate, using computer simulation, which is based on the distance to the oldest stars, the behavior of galaxies and the expansion rate of the Universe. The idea is to calculate how much time it will take for all the objects returned to the initial state.
New Russian space robot, created to replace the robot "Fedor", because of the sanctions will not get the best of foreign components, would therefore be collected from domestic or localized production in Russia, details, told in an interview to RIA Novosti Executive Director of the NGO "Android technology" Eugene Dudorov.
"It is clear that access to global best solutions, we have not been and will not because of the sanctions restrictions," he said.
New Russian space robot, created to replace the robot "Fedora", will assist the astronauts during their work on the outer surface of the International space station, said in an interview with RIA Novosti Executive Director of the NGO "Android technology" Eugene Dudorov.
"For example, with a robot operator from the Ground or the ISS will conduct the necessary preparation before EVAs people, reducing the time and facilitating the work of astronauts. It is clear that the robot is not a substitute astronaut, but it will complement and help man," he said.
The Japanese company Mitsubishi Chemical announced the development of plastic packages that degrade in seawater, transmits television channel NHK.
The bags are made from a material which includes, in particular, sugar cane. To the touch this package will not differ from the usual plastic.
A new attempt to launch a space rocket "MOMO" Japanese company, Interstellar Technologies has been interrupted for a few seconds to launch from a platform in the city Taiki on the Northern island of Hokkaido.
Run the video was broadcast on the company's website. The reason for the cancellation of the launch is not yet known.
The launching into orbit telecommunications satellites "Express-80" and "Express-103", which on 30 July launch rocket "proton-M" will become the longest in history.
As reported on Sunday, "Roscosmos", the "separation of the spacecraft "Express-80" from the upper stage "breeze-M" is expected in 17 hours 59 minutes after the start, "Express-103" another 17 minutes."
The launch of the Ariane 5 rocket from Kourou in French Guiana postponed from 28 to 31 July, according to the operator Arianespace.
"The final phase of the launch has not been initiated by Arianespace to conduct additional technical verification", - the company said in a press release published on the website.
American and Korean scientists have found that heparin, part of the seaweed blocks the new coronavirus is better than ramdevpir is the main drug from COVID-19 used in the United States. The study is published in the journal Cell Discovery.
In order to penetrate into the human cell, the virus SARS-CoV-2 needs to engage his spiculum protein for ACE2 receptor on its surface. But you can send to the virus molecule-the bait similar form, and he will contact her, and then caught in a trap, without possibility of replication, eventually the natural way be destroyed.
Russian scientists from the Siberian Federal University have developed a new type of sorbent for collecting rare metals from ash and volcanic deposits. It is made on the basis of vikramasila from rice husks. The study is published in the journals Analytical Methods and Separation Science and Technology.
Rare earth elements (REE) or rare earth widely used in the manufacture of modern electronics, lasers, SuperMagnets, electric vehicles, superconductors, metallurgy and medicine. In nature the rare earths are found in scattered form in the form of oxides, and this severely complicates their extraction on an industrial scale.
On the NASA website posted the first images of the Northern polar part of the ninth largest object in the Solar system's largest satellites of Jupiter — Ganymede, made by the automatic interplanetary spacecraft Juno.
The spacecraft NASA's Juno ("Juno") flying near the North pole of Ganymede 26 Dec 2019. Device JIRAM (Jovian Infrared Auroral Mapper) on Board managed to make a series of detailed pictures. Scientists have received a full and detailed infrared image of the polar region, the largest of the planet-satellite in the Solar system, larger than mercury.
Researchers at Princeton University have solved the mystery casaceli mosquitoes – their aggression against people due to global warming and urbanization, evidence published Thursday in the journal Current Biology finding.
The research noticed that only a few of the more than 3.5 thousand species of mosquitoes bite humans and become dangerous carriers of infectious diseases. Scientists have tried to answer the question of what provokes the individual members of the species to be more aggressive to people than their congeners. According to the published study, scientists have identified two main factors – climate change and the urban environment.
Geneticists have found that one of the genes that modern humans inherited from Neanderthals, which encodes an ion channel that is responsible for the sensation of pain. Hence, scientists have concluded that Neanderthals had a lower pain threshold than other types of people. The study is published in the journal Current Biology.
Neanderthals and modern man mixed-and swapped genes multiple times over thousands of years.
Scientists have identified nine periods of the greatest intensity of river floods in Europe over the past 500 years. One of them includes the last three decades, which is different from all previous periods of flooding. The study is published in the journal Nature.
Over the past decade, floods in Europe brought large economic losses. They are becoming more frequent and widespread. Scientists geographers from different countries joined forces to find out what distinguishes the current situation from other periods, rich in floods in the past.
In Switzerland, the archaeologists discovered a rare form that was used for the manufacture of jewelry in Christian themes. About it reports a local portal Swissinfo.
Form used for making up to seven different items, including earrings and a crucifix. According to experts from the local archaeological service, the find is dated IX-XI centuries.
The first contract flight spacecraft Crew Dragon with four crew members on the International space station will be held before the end of September, NASA announced Wednesday.
"The launch is planned no earlier than the end of September and will be followed by the successful return from the space station, NASA astronauts Robert Behnken and Douglas Hurley and analysis of NASA and SpaceX's second demonstration flight," said NASA on Wednesday.
Egyptian scientists have uncovered the mystery of “the mummy screaming woman” from the Royal tombs at Deir El-Bahari. It is reported by Ahram Online.
According to one of the study's authors, Egyptologist Zahi Hawass, the results of computed tomography showed that the woman died of a heart attack, and sudden death brought on by severe atherosclerosis of the coronary arteries. According to researchers, in the process of embalming was to preserve the position of a woman's body, in which it was at the time of death.
A diet based on buckwheat has a unique healing effect on the organism of mammals, believe the researchers of the Siberian Federal University (SFU). According to them, the use of buckwheat increases the level of the "longevity protein" SIRT1 and provides a number of other positive effects. The study is published in the Journal of Cereal Science.
Sirtuins as well — a large family of proteins involved in the formation of fat cells and glucose metabolism. Included in this family of protein SIRT1 is involved in many cellular processes, including regulating mechanisms of aging. According to scientists, high levels of SIRT1 slows aging and increases stress resistance of the organism.
The first tests of the experimental setup, heating the clouds to drop rain, have passed in the Stavropol region, reports the North-Caucasian Federal University.
"The use of special reagents for invoking artificial rain is expensive, so in the Stavropol region and in other regions at present, this method is not applicable on an ongoing basis. Alternatively the possibility of promoting the growth of clouds by ground-based powerful heat sources. The latter creates a thermal jet, which acts directly on existing clouds," reports the University.
Scientists from the U.S. and China have developed a method, allowing the blood test to detect five forms of cancer four years before you see the first signs that capture modern methods of diagnosis. Described in the journal Nature Communications.
The test, called PanSeer that effectively identifies at the earliest stages of stomach cancer, esophagus, lung and liver and colorectal cancer.
According to the study, which was conducted by scientists of the three countries that cinnamon improves blood sugar control in people with prediabetes and can slow the progression of it to type II diabetes. The paper was published in the journal of the Endocrine Society.
Endocrinologists from Joslin diabetes center in Boston, USA — the world's largest research center for the study of diabetes — together with German colleagues from the Regional medical center, Landstuhl and scientists from the University Kyung-Hee in Seoul, South Korea conducted a randomized clinical trial the effect of supplementation with cinnamon on blood sugar control in people with advanced stage of diabetes.
Scientists found out that by 2100 most subpopulations of polar bears in the Arctic are under threat of extinction due to reduction of sea ice caused by global warming. The study is published in the journal Nature Climate Change.
Polar bears Ursus maritimus species use sea ice to hunt with him on seals. In the summer, during the melting of coastal ice animals move on land where they have virtually no food and are funded by accumulated fat. Since the warm season in the Arctic lengthened, and the area of sea ice decreases in response to warming, polar bears each year have to be on the mainland more and more time
American and Swiss scientists have proved that in the depths of Venus is still active internal processes associated with mixing substances. The study is published in the journal Nature Geoscience.
It is known that the surface of Venus was formed later than Mars or mercury, the inner part of which has long been cold. At a recent internal activity of the planet indicate a ring-shaped structure known as the crown.
American scientists have developed a nanopreparation, which directly affects the aggressive cancer cells in the breast, killing them without toxic side effects. It is effective against the most complex shape — triple negative breast cancer. The study is published in the journal of Advanced Therapeutics.
Triple negative breast cancer — the most aggressive and deadly form of cancer of the breast. It does not contain any one of three types of proteins-receptors — estrogen, progesterone and epidermal growth factor person of the second type. This means that it cannot be treated using a receptor-oriented therapy. Doesn't always work and chemo, as the cancer rapidly develops metastases throughout the body, and often requires surgical intervention.
Scientists of Tyumen state University (TSU) studied the training of speech therapists and concluded that experts do not learn to work with speech bilingual children. According to experts, it is necessary to develop and introduce additional training courses in the universities, where future pathologists will learn to work with these children. A scientific paper published in the journal "Modern scientist".
Researchers believe that bilingual children (bilinguals) often make mistakes in pronunciation, improperly constructed sentences and put the logical stress in the text. In addition, such a child is sometimes found stuttering and other forms of speech disorders. The problem is exacerbated by the fact that Russia is increasing the number of bilingual children, as a stable socio-economic situation in some regions of the country, including in the Tyumen region attracts migrants from other countries.
Two pieces of meteorite found in early July in Japan, broke away from one of the orbiting around the Sun asteroids and consist of entirely elements of the earth, told RIA Novosti engaged in their learning scientist from Tokyo national science Museum of Shigekazu of Enada.
As previously reported, on 2 July in the night sky over the Central part of Japan was seen a ball of fire and heard the roar. Soon one of the houses in Chiba Prefecture found two stone fragment of a meteorite.
Russian schoolchildren have discovered a new island in the Arctic, said Russian geographical society on its website.
Eight members of the project group "Risksat" from Troitsk, Tula, Venev, Dedovsk, Gatchina, St.-Petersburg and Yakutsk made the discovery while processing satellite imagery.
Scientists have warned about the possible appearance in the future a new ocean, according to NBC News.
According to the calculations of researchers that approximately five to ten million years in Eastern Africa, formed by tectonic fault, resulting in a continent "split" into two parts.
The results of many years of research conducted by American scientists, veterinarians, showed that the risks to the health of the dog during sterilization are highly dependent on the breed. The paper was published in the journal Frontiers in Veterinary Science.
Scientists from the University of California, Davis analyzed data on several thousand dogs of 35 breeds 15 years of observation in a Veterinary medical teaching hospital to understand whether the consequences of sterilization, the age and gender of the dog.
British and American scientists have proved that the fossilized feces in the Paisley caves in the Western United States belong to the ancient people who lived here more than 12 thousand years ago, before the advent of Clovis culture. The study is published in the journal Science Advances.
For a long time, until the second half of the twentieth century, it was believed that representatives of culture Clovis were the first people appeared on the American continent. Later Dating of the appearance of people in America have been adjusted, and the theory of the "Clovis — first" — denied. Since then, the archaeologists are constantly looking for evidence of the presence of precursors to Clovis.
American scientists have shown that changing just one gene turns mosquito females to males which do not bite and are not able to convey the threat of infection. The study is published in the journal Proceedings of the National Academy of Sciences.
Biologists from Virginia tech in collaboration with colleagues from the University of Texas A
Russian scientists conducted a large-scale historical comparison of the psychological characteristics of contemporary adolescents and their peers who were teenagers in 1989. The results of the comparison, according to the authors, will help to better understand the contemporary high school students, and what this generation of teenagers is different from their parents ' generation when they were 15-16 years old. This is stated in the study of the Psychological Institute of the Russian Academy of education (PI RAO), which is available to RIA Novosti.
Director PI RAO Paul Sergomanov explained that there is no separate theory of "X, Y, Z" generations. This is only part of the General theory of generations, which was created by William Strauss and Neil Howe in 1991 and reflected the history of generations in the United States since 1584. From the standpoint of strict science, this theory is rather a historical essay than a theoretical analysis of the problem of generations.
American scientists first described through the DNA sequence of human chromosome. This is an important step towards creating a full sequence of the human genome. The results were published in the journal Nature.
Scientists from the National Institute for the study of the human genome (NHGRI), part of the National institutes of health (NIH) of the USA together with colleagues from the genomics Institute at the University of California in Santa Cruz announced the first brand bessellieu the Assembly of the DNA sequence of the human X chromosome.
Scientists from six countries using advanced analytical techniques found that the plutonium contained in nuclear fuel plant Fukushima-1, destroyed in March 2011, still contained in the environment in the composition of micro-particles ejected during an accident. The study is published in the journal Science of the Total Environment.
Environmentalists and chemists previously noted that the materials released into the atmosphere, soil and seawater after the accident, contained traces of plutonium, but its physical, chemical and isotopic forms remained unknown.
Russian astronomers working with colleagues from other countries first discovered the spiral flow of the substance, the feeding of a massive star, as well as new molecules, creating the maser radiation. The results of observations published in the journal Nature Astronomy.
Massive stars — stars with mass greater than eight solar masses that end their lives with a supernova explosion, play a crucial role in the evolution of galaxies. For a long time scientists could not find an explanation of how the material that feeds these young stars, overcomes a huge radiation pressure.
To ensure the operation of vessels on the Northern sea route it is necessary to resume the work of ten polar stations in the Arctic seas, and to restore the monitoring stations at the mouths of large Northern rivers, told RIA Novosti the head of Hydromet Igor Shumakov.
In connection with plans to increase volume of cargo transportation via the Northern sea route (NSR), you must provide the court with timely information about the state of the ice. Currently, the Arctic region has only 41 ice station. The overall density of the observation network is insufficient.
Threats to the buildings of the Russian scientific center on Svalbard due to the melting permafrost no, told RIA Novosti the head of Hydromet Igor Shumakov.
The destruction of permafrost is considered to be one of the major threats to the economy of Northern regions. Change the properties of the permafrost in connection with climate change leads to a decrease in the bearing capacity of foundations of buildings and infrastructure.
Scientists of Tyumen state University (TSU) as part of the research team showed that fertilizer on the basis of widespread clay mineral glauconite has a stimulating effect on soil indicators and crop yields for at least two field seasons. According to the researchers, it proves its environmental safety and prolonged effect. The study is published in highly ranked journal "Agronomy".
Field experiments on the cultivation of oats (Avena sativa) in slightly acidic soils with application of mineral additive of natural glauconite was conducted by a team of scientists of Tyumen state University, Tomsk Polytechnic University, Indian Institute of technology Bombay and Siberian research Institute of agriculture and peat.
The minimum value of ice with 80 years decreased by about half, and perennial ice and did almost disappeared, told RIA Novosti the head of Hydromet Igor Shumakov.
The interlocutor of the Agency noted that experts believe the reduction of ice, the main manifestation of the changes in ice conditions in the Arctic. This happens all year round.
Russian chemists in cooperation with German colleagues have synthesized compounds that are able to highlight the contrast with the calcium ions in solutions, biological tissues and even within cells. The method will find application in the treatment of bone diseases and in non-invasive diagnosis of different tumors associated with excess risk of soft tissue calcification. Description of the development published in the journal Sensors and Actuators B: Chemical.
The study was conducted by staff of the Department of chemistry and technology of biomedical preparations RCTU named after D. I. Mendeleev, in cooperation with the Institute of gene biology of RAS, Institute General physics of RAS, as well as the Technical University of Chemnitz and the University of Erlangen-Nuremberg in Germany. The work is executed at support of Russian science Foundation grant.
Japanese space probe "Hayabusa-2" will bring to Earth a capsule with soil samples of an asteroid Ryugu 6 December this year, said in a joint statement, the Japanese space Agency Ahai Australian space Agency ASA.
The capsule will be dropped on December 6 in the Australian desert.
The brightest over the past seven years the comet C/2020 F3 (NEOWISE) can be seen in the sky from the Earth approximately one week, then it will already be hard to see, told RIA Novosti on Monday, the engineer training Observatory Ural Federal University (Urfu) Vladilen Sanakoev.
C/2020 F3 (NEOWISE) is a comet, discovered on 27 March 2020 infrared space telescope NEOWISE. Previously it aboard the International space station took a picture of the Russian cosmonaut Ivan Wagner. According to the astronaut, it is the brightest for the last seven years, the comet.
American doctors discovered the link between cortisol levels and high blood sugar in people with type II diabetes. The study is published in the journal psychoneuroendocrinology is.
Scientists from the medical center of the Wexner of Ohio state University and the medical College of Ohio conducted a study among people with type II diabetes and depression at the same time, and found that these diseases are interrelated. The authors found in these patients, a clear relationship between the levels of the stress hormone cortisol and glucose.
Scientists of the South Ural state University (SUSU) discovered that the extract of common weeds — Bidens pilosa is a promising source of enzymes for the food industry. According to the authors obtained a series of substances may be available herbal alternative to expensive enzymes required in winemaking and cheesemaking. The study is published in the journal International Journal of Scientific and Technology.
Research South Ural state University scientists showed that an extract from the pulp of the leaves of Bidens pilose (Bidens pilosa L.) accelerates the cleavage of peptide bonds of protein, making it suitable for the production of various biologically active substances, in particular of the tyrosine part of proteins of all living organisms and was first isolated from cheese in 1846.
Scientists from St. Petersburg Polytechnic University Peter the Great (SPbSPU), together with colleagues from Tsinghua University (China) developed a new method of diagnosing diseases based on the analysis of laser light scattering in blood serum. The results of the study were published in first quartile Biology publisher MDPI.
As explained in Spbpu, this method is fast, non-contact, safe, does not require the use of expensive reagents. These benefits, according to scientists, will allow it to be used in screening studies of blood, for example, in the framework of dispanserization.
The frozen ground, the melting of which due to climate warming in the Northern hemisphere can lead to loss of stability of structures, in the European part of Russia is practically absent in comparison with Siberia, however, there are a number of areas that could face serious problems, told RIA Novosti Director of the graduate school of engineering of NARFU in Arkhangelsk region Sergey Aksenov.
Scientists from different countries believe that climate warming in the future will cause the melting of permafrost, which can cause the destruction of the foundations of buildings and dams. Research of change of properties of frozen soils by scientists at the Department of Engineering Geology, bases and foundations, Northern (Arctic) Federal University named after M. V. Lomonosov.
The start of the Russian carrier rocket "Soyuz-ST" with the satellite of optical-electronic surveillance UAE Falcon Eye 2 from Kourou in French Guiana is planned in mid-October, according to the website of the German centre for air and space DLR.
The launch was scheduled in early March, but was delayed due to problems with the upper stage "Fregat", which was replaced with a spare. However, in mid-March, the Kourou space centre temporarily closed due to pandemic coronavirus, therefore, according to the RIA Novosti source in the rocket and space industry, the launch of Falcon Eye 2 was postponed to 17 October.
In hot weather it is better to limit the consumption of coffee, not to cause harm to the body. How to avoid dangerous consequences, said in an interview with radio Sputnik physician, immunologist, allergist Irina Yartseva.
Cup of coffee is a regular habit for many Russians. However, a large amount of this drink can lead to dehydration, which is especially dangerous in hot weather, said in an interview with radio Sputnik physician, immunologist, allergist Irina Yartseva.
Specialists conducted the orbit of the International space station, flight altitude is reduced by almost one kilometer for docking cargo vehicle "Progress MS-15", according to Roscosmos.
Initially, the correction was planned for the 10th of July, the altitude was going to increase to 480 meters. But plans changed after the ISS had to make an unplanned evasive action of debris - shatter stage of the Russian rocket "proton", launched in 1987.
The launch of Falcon 9 with a group of Internet-satellites Starlink, which was scheduled for Saturday, is cancelled again, the company said SpaceX.
"Cancel today's launch of the tenth mission Starlink to give more time to check
Scientist of the South Ural state University (SUSU) Igor Czechoslov as part of an international team of researchers from Kazakhstan, Russia and the USA have discovered the earliest evidence of the use of horses for horsemen in the bronze age, according to the University.
The article on the results of a multidisciplinary study of the burial of horses published in one of the most prestigious journals of the first quartile Journal of Archaeological Science: Reports.
Russian scientists in cooperation with German colleagues have found that the water contains large amounts of short-lived ions. This radically changes the understanding of the dynamic water structure and approaches to the assessment of acidity. The study is published in the journal Scientific Reports.
Natural water is a composition of a mixture of isotopologues —combinations of different isotopes of oxygen and hydrogen, the two elements that make up water.
South African scientists have discovered that aardvarks are usually active only at night, began to leave in search of food during the day. The researchers suggest that this is due to climate change and lack of food. Violation of circadian rhythm, according to biologists, may have a negative impact on the survival of these rare mammals and lead to the disruption of the ecosystem as a whole. The study is published in the journal Frontiers in Physiology.
The African aardvark is the only modern representative of the relic squad trubkozuby. Animals remained only in Africa South of the Sahara. They lead a solitary lifestyle, living in burrows, feed on ants and termites.
The study of annual rings in tree cross-section for the last 600 years showed that extreme climate change began in the middle of the last century. The results were published in the journal Proceedings of the National Academy of Sciences.
Annual rings of trees is a natural document that tells about the climate in a particular period. Working on the creation of the South American drought Atlas (SADA), the scientists analyzed how over the past six centuries, changed the moisture content of the soil in which the trees grow.
Creating laboratory conditions of extremely strong magnetic field, scientists have shown that shock waves in it stretched in one direction. This explains the non-spherical shape of supernova remnants. The results were published in the Astrophysical journal.
When the life of a star ends in a supernova explosion, the shock waves from her spread in the environment at a distance of thousands of light years. With a uniform scattering power in all directions, the supernova remnants, in accordance with all the models must be spherically symmetric. However, observations show that most of them or axisymmetric barrel-shaped, i.e. elongated along a single axis and not a spherical.
Power supply unit refused outside of the American segment of the International space station, is scheduled to be replaced by a new one with the manipulator, said NASA.
As noted on the website space Agency, the failure of the remote control unit power supply happened on 1 July. This unit provides power to one of the computers outside the station.
Russian scientists together with colleagues from Belgium with a substance — a prototype of personalized drugs against autoimmune diseases and cancer. The study is published in the journal Frontiers in Pharmacology.
The basis was taken the poison motley Scorpion Mesobuthus eupeus, can block potassium channels "gateway" for potassium ions across the cell membrane. These are essential to every cell elements are involved in many cellular processes, such as conducting nerve impulses, cell division and their interactions with each other, as well as in the immune response.
North American scientists have built a model of the transmission of the new coronavirus taking into account the asymptomatic carriers. It turned out that without accounting for and control of this category of infected to fight off the infection is unlikely to succeed. The study is published in the journal Proceedings of the National Academy of Sciences.
Since COVID-19 worldwide was introduced unprecedented restrictions on movement and measures of social distancing. The consequences for the economy of many countries was very serious. In addition, in some places there were social protests led by the measures limiting personal liberty.
Recorded climate change in Yakutia increases the risk of the release of anthrax burial grounds and ancient bacteria from permafrost degradation, said RIA Novosti Deputy Director for science of the permafrost Institute. P. I. Melnikov, SB RAS, senior research fellow, international scientific-educational center of biogeochemistry and climatology BEST Institute of natural Sciences NEFU Alexander Fedorov.
In the Yakut city of Verkhoyansk, also known as the Northern pole of cold, meteorologists have confirmed anomalous heat – 20 June the temperature rose to plus 38 degrees. This temperature record was interested by the world meteorological organization, the anomaly, after verification, may be included in the so-called meteorological "book of records" Archive of exceptional weather and climate temperatures. According to the scientist, climate change in Yakutia in the last decade has become much more noticeable
The melting of permafrost due to climate warming may lead to the exit surface of ancient ecosystems, including viruses, reported RIA Novosti senior researcher at the North-Eastern scientific-experimental station in the village of Chersky Pacific Institute of geography Feb RAS Sergey Davydov.
He noted that the remains of mammoths found anthrax. In addition, the reduction in the number of Yukaghirs – the people of North-Eastern Siberia at the time, happened because of the black smallpox in the North, it proceeded with a high mortality rate, said Davydov.
In the Triassic deposits of Madagascar have found a small fossil reptile. Animal of no more than ten centimeters refers to the group, that led to the giant dinosaurs and pterosaurs. Detailed description of the findings given in the journal Proceedings of the National Academy of Sciences.
Dinosaurs and flying reptiles, the pterosaurs are famous for their huge size. It is therefore surprising that their immediate ancestors were very small. In the Triassic sediments age 237 million years in the South-West of Madagascar found the bones of reptiles, called Kongonaphon kely, or "tiny killer bugs".
Analysis of white dwarfs in the milky Way and other galaxies showed that stars of this class can be an important source of carbon — an element necessary for life. The study is published in the journal Nature Astronomy.
All the carbon atoms in the Universe were created by fusion of three helium atoms. But astrophysicists are still arguing, stars what are the primary carbon source.
Scientists from St. Petersburg Polytechnic University Peter the Great (Spbpu) found and theoretically explained a new physical effect, the essence of which consists in the possibility of growth of the amplitude of mechanical vibrations of an object without any external influence. In addition, they suggested that if the paradox of Fermi-Pasta-Ulam-Tsingou.
In SPbSPU is explained by a simple example: to rock the swing, they need to constantly push. It was believed that without continual external influence to achieve vibrational resonance is impossible.
Scientists discovered in the Crimea two large underground magma chamber, next to which prisnyatsya sea water. About if it will help the Peninsula to solve the problem of supply — in the material RIA Novosti.
Saudi Arabia, United Arab Emirates, Kuwait, Qatar, Oman, Bahrain, Israel provide water by desalination. What prevents to follow their example in the Crimea?
A new method of making composite metal powder has been developed by scientists of the South Ural state University (SUSU). The authors argue that their method allows to reduce production waste and improve the quality of electrical products and, as a consequence, to increase production efficiency by 30%. The study is published in journal Metallurgist.
A team of scientists of the University presented a unique method and design of the mixer to prepare a powder of composite materials based on graphite, coke and the polymeric component. The new method will improve the quality of the finished raw materials for the subsequent pressing process and to reduce waste production in nuclear energy, aviation and space industry, metallurgy and electric transport.
A military expert from the Institute of CIS countries Vladimir Evseev said, which can lead to the refusal of the US the Russian rocket engines RD-180.
In an interview with the newspaper "Evening Moscow", the expert called the move of the Americans is purely political, while noting its inevitability.