A huge two -kilometer ring and 20 meters high

Osaka It is known by its port, Your gastronomic offerthe district Shinsekaihis emblematic castle and sanctuaries, among other claims. Now (and at least during the coming months) to all of them A new Guinness record Fascinating: the world’s largest wooden architectural structure, a gigantic ring of 61,000 m2 raising following an old Japanese construction technique and has become one of the icons (and the most recognizable) of Expo 2025which has just opened in Osaka and will have its doors open until October. The name of the gigantic structure, which It has already sneaked into In the Guinness book, leave little room for interpretation: they have baptized it Grand Ring. A ring to govern them all. Although the Osaka-Kansai Expo2025 has the participation of more than 160 countries and regions, Its inauguration In Yumeshima it was headed by the highest Japanese authorities and its goal is Grand Ringa ring -shaped construction that will serve as a catwalk so that the visitor move to the shelter of the rain, the sun and the wind. And it is normal that it has generated so much interest. After all, Grand Ring is not just any ring. There is no other Like him in the world. Why’s that? How much it measures. And especially for how it has been done. The structure is basically built with Japanese cedar and cypress wood and wild pine. Moreover, its creators claim the symbolic value of that mixture of native and foreign materials, although the former represent about 70% of the construction. Worldwide there is no larger wood architectural structure. And so the Guinness World Records judges, which already They have granted him The official plusmarca. Question of measures. Grand Ring figures impress. The outer diameter of the ring reaches 675 meters (615 m in the inner face) and covers a construction area of Something more than 61,000 m2. As for the huge circular structure, it has a width of about 30 m with a height that at the lower end reaches 20 m. On the internal side it is somewhat lower and is around 12 m. The jobs to shape them started in June 2023 and did not end until August last year. In total the operators used around 27,000 m3 of wood. Something more than great figures. The ring is interesting for more than its enormous size or its record size. The organizers of the 2025 Expo insist in which the structure was lifted by combining modern construction methods and the Tradition “Nuki” used in the building of Japanese sanctuaries and temples. In fact the ring is inspired by the millenary temple Kiyomizudera of Kyoto. In practice, Swissinfo needsthat means that Grand Ring was manufactured with a technique that does not dispense with screws or nails to hold the wooden beams. To assemble the structure, the vertical and horizontal pieces are intended, forming a scaffolding composed mainly of cedar sugi local and Hinoki Ciprés. While the environment specialized in architecture and design Designboom precise that in the case of Grand Ring its creators resorted to metal elements to reinforce the resistance of the structure to the earthquakes. The Japanese manufacturing system has allowed for example that the kiyomizudera temple has remained standing For centuriesalthough over time it has been restored and rebuilt. And what will your future be? Expo 2025 It was inaugurated Sunday 13 and will remain until mid -Octobera period of time during which the organizers hope to receive some 28 million visitorsincluding 3.5 million foreigners, with an economic impact that according to some estimates will move between 12,270 and 17.6 billion euros. What will happen to Grand Ring once the exhibition ends is something that is not yet at all clear. His architect, the architect Sou Fujimoto He has recognized since he would like to be preserved at least part of the structure in his current location. The key It is that its land belongs to the city of Osaka and the construction to the Japanese association for the Expo. The international appointment has also been launched between news about the high cost of the installation (enough greater than initially expected) and a warm moment interest by the public. Claiming the wood. “I would like to keep it, preserve it … because it is really wonderful and a symbol of how our society can live together with nature,” says Fujimoto in An interview With CNN. In case it should be dismantled, ask the wood to be used in other projects. “Although the building disappears, the spirit of the materials will remain alive.” For now, Grand Ring has served something more than conquering Guinness records: it is a sample of the possibilities of wood architecture (An upward bet and that is already being used in The construction of skyscrapers), especially in Japan, where According to the US chaintoday about 90% of single -family homes rise with wooden structures. Images | Eduards B (Flickr) and Expo25 In Xataka | We are creating transparent and latest technology wood with a goal: to revolutionize the future of materials

Someone has found a satellite for the first time on Google Maps. All tracks point to a Starlink satellite

There are people who spend hours exploring the most remote corners of the planet in the satellite photos of Google Maps, looking for surprising findings. But this time the surprise was not on earth, but in space. It is not a plane, it is a satellite. It is easy to find airplanes on Google Maps or Google Earth. Every day they fly between 100,000 and 120,000 planes worldwide. Not even poachers, such as bomber B-2, are safe from the satellite cameras that nourish Google maps with their images. The B-2 He was hunted in full flight A few years ago. But the bet has just risen with the most recent finding of A REDDIT user In coordinates 33 ° 44’39.0 “N 96 ° 44’46.2” W.: A rural Texas area, north of the city of Dallas. It is a satellite orbiting the land more than 27,000 kilometers per hour, which leaves the military plane at the height of a snail. Five colored spectra. The photo was taken on November 30, 2024 by a Pleiades European observation satellite, developed by Airbus. It is a picture that perhaps would have gone unnoticed if it were not for the five silhouettes of different colors that seem to be ghosts of the same satellite. It is actually the same satellite seen in five spectral bands. The black silhouette, captured first, is the satellite seen in the near infrared. They are followed by the red silhouette, the blue silhouette and the green silhouette, each captured with a different color filter in an instant infinitesimally different. Finally, the most clear silhouette of all, a pancromatic image of the satellite. The five satellite spectra on Google Maps Why do you look like this? It is a visual representation of two different phenomena: how quickly the objects move in the land low orbit, and how the observation satellites take their photos. They do not take a single photo, but several catches in different spectral bands (nearby infrared, red, blue, green and a pancromatic image on gray scale). Next, these images are combine with a Pansharpening algorithm To create a full color photo. Normally from the ground, which is still with respect to the satellite. However, this satellite moved almost eight kilometers per second, which caused the camera to capture it at five different points in the very brief moment in which the capture occurred. A Starlink satellite. Both Reddit users Like astrophysic Jonathan McDowell They believe it is a Spacex Starlink satellite. Unlike the first generation Starlink (which had a single solar panel), the V2 Mini have two large lateral solar panels that give them a wingspan of about 30 meters. According to McDowell, presumably is the Starlink 31147. It is not strange that the first satellite that has been found in Google Maps is a Starlink. Most satellites travel above 500 km so as not to have the atmospheric braking compensate, friction with the air that makes them end up resenting in the atmosphere. But the Starlink are launched at this point to offer a Global Low Latency Internet coverageassuming that will have to be replaced Every five years. 7,200 and up. Today there is about 7,200 Starlink satellites Orbiting the Earth (more than all the other constellations of combined satellites), thanks to Spacex’s ability to land the propellers of their rockets. That is why the investigations pointed from the beginning to Google Maps was a Starlink. Since Spacex has plans for Grow your network to a megaconstellation of 30,000 satellitesmost likely this is not the last Starlink that appears on Google Maps and other satellite photos, in the same way that it is increasingly common to see them in the night sky when we raise the view from below. Images | Google, Airbus Defense and Space In Xataka | Spacex has launched 8,000 Starlink satellites in five years, but they are not enough. And we are beginning to understand why

A homemade tank that shattered half a town

Lying with public administration can be tedious. Paper, dilated times and procedures that could be done in a couple of clicks online, but that we have to perform in person. At most, We can frustrate ourselvesangry and release some expletive like taking a bulldozer and you would get to knock down public buildings, knowing that you would never do something like that. The problem is that, precisely, that is what a man named Marvin Heemeyer did in 2004 in the town of Granby, in Colorado. Marvin Heemeyer. At the time of the events, Marvin was 52 years old. He was a veteran of the United States Air Forces and his profession was that of welder in the aforementioned Granbybut the story began much earlier. In 1992, Heemeyer bought Some land with the intention of renting them to a friend who wanted to set up a repair workshop. Those lands were owned by a family, the Docheff, and it seems that they were not very happy for Marvin’s victory in the auction. The price of land? $ 42,000 of the time and was very basic, since it did not have a solution for fecal waters and access depended on contiguous land. The City Council told him that he had to solve that, connecting to the sewer (another $ 42,000) or putting a septic tank. He refused and, meanwhile, the friend who was going to rent the land was disenchanted with the business, so Heemeyer himself opened there a silencer repair workshop. Culebrón. The Docheff did not forget the 1992 auction in which Marvin took the land and, in 1997, they attacked. As? Buying the lands around Marvin to create a cement plant. In principle, Marvin also wanted to buy, but he first requested $ 250,000, then another $ 125,000 and, when the Docheff got the land, Heemeyer raised the price to $ 450,000 again. There was no agreement, but the Docheff continued their plan. Heemeyer undertook an action to put the people against the cement plant claiming that it would be an ecological attack, but little by little he was losing support, especially when the city newspaper argued that he had a personal revenge against the Docheff. To attack. In 2000, the welder filed a lawsuit to block the project. He claimed that the construction would block access to their business, but local officials unanimously approved the construction and, although he appealed, nobody paid attention to him. He climbed the case to the Environmental Protection Agency, which also went from the matter. In 2001, almost in an act of pride, the Docheff made an offer to Heemeyer: if he withdrew the demand, they would provide a line of connection to the sewer of the new concrete plant without paying a dollar. Marvin did not take it well, precisely. The tank truck used to accumulate fecal waters was filled and its decision was to pump the waste to a plot attached to its own. Illegalities. It was also attempted illegally to sewage a neighbor, but they caught him and, because he was not connected to the service and other irregularities, it was fined with $ 2,500, about $ 4,400 today. The city had tired of Marvin and threw an ultimatum: either it was up to date or could not use the property for commercial purposes. The bulldozer in question ‘Killdozer’. Marvin felt that the city had laughed at him, that the administrations ignored him and that he had been marginalized. And nothing took it, but nothing right. In October 2002, he announced the closure of the business. Sold everything: materials, land and an excavator Komatsu D344a That had bought that same year. And yes, he placed part of his property for $ 400,000 (much more than for what he bought it ten years before), but there was something that failed to get rid of: the excavator. “Signal of God”. He saw him as “a sign of God” to carry out his revenge against the city. For months, Marvin worked by armoring the excavator. He did not hide and, in fact, he mentioned both the machine and his plans to use it destructively, but nobody paid attention to him. The excavator, known as’Killdozer‘And baptized as’ Marv’s Komatsu Tank’ by Heemeyer himself, he was unrecognizable. He had armored the entire cabin area with a steel layer of several millimeters thick, a concrete layer and another outer steel layer. It covered part of the Oruga system, but also the engine and the cabin in full. Or he ran out of gas, or it was unstoppable. In addition, he had placed cameras protected by almost eight centimeters of plastic abroad that sent two monitors in the dashboard, had fans to stay fresh and the most worrying thing: three nozzles with mounted weapons, ready to shoot abroad. And the ‘Killdozer’ 133 minutes of horror. With this makeshift tank, the desktop of June 4, 2004, Heemeyer began his revenge. And he did it against the Cody Docheff cement plant. The businessman thought that the vehicle was controlled remotely, so he began to shoot without causing any effect. The city police also fired several rounds against the excavator without being able to damage the cameras. It was unstoppable and the videos are spooky. Killdozer. The ‘Killdozer’ takes all that with what clashes with and, after attacking the concrete plant, Heemeyer headed towards the city. There it destroyed cars, the facade of the City Council, the Police Police Station and several Patrol cars, as well as a few businesses. The objectives were not casual: the aforementioned City Council, an office of a person who was part of the land requalification board, the police station, the local newspaper and other properties of people who would have been against Marvin in his peculiar dispute with the Docheff. “God built me ​​for this work”. During more than two hoursthe police followed the vehicle totally helpless. In some tapes sent to his brother Shortly before the attack, Marvin declared that he was surprised … Read more

A salary of $ 5,400 a month for abandoning the university and getting to work

In recent years, the idea that obtaining a university degree was synonymous with Professional success. However, Bill Gates, Mark Zuckerberg, Richard Branson, Steve Jobs, Larry Ellison, Jack Doresey or Amancio Ortega did not complete their university studies and that has not prevented them from becoming some of the world’s greatest fortunes. Peter Thielco -founder of PayPal and Palantir has promoted a controversial “Antibeca” for students in their company’s practices. Instead of encouraging Approve everything and be the best of the promotion as they do the usual scholarships, their objective is for students to stop studying and devote themselves full time to work in their company. $ 5,400 for not studying. Peter Thiel’s data analysis company has presented an initiative for its fellows that defies conventional standards. Instead of encouraging the academic training of their beneficiaries, Palantir meritocracy scholarshipoffers them a salary 5,400 dollars a month for a period of four -month practices for those students who have finished high school and have not enrolled in the university. This initiative starts from the position maintained by the company’s directive, with Peter Thiel to the front, on the value provided by university education. “Everything you learned at school and at the University about how the world works is intellectually incorrect,” said Alex Karp, co -founder and executive director of Palantir In an interview For CNBC. Protest and capture talent in a movement. Beyond being a strategy to capture technological talent before it is put in the radar of the Universities recruitersPeter Thiel scholarship is only one more step in the crusade than the founding millionaire maintains against the US education system. The Palantir meritocracy scholarship is nothing more than the extension of the Thiel scholarship that, as collected Techcrunchthe millionaire has been granting young talents that they want to undertake, under the condition of abandoning their university training. In return, they get $ 100,000 financing to start your company. “The opaque standards of admission in many American universities have displaced meritocracy and excellence. As a result, qualified students are denied an education based on subjective and superficial criteria. Without meritocracy, campus have become culture broth for extremism and chaos,” says the call. In addition, he points out that at the end of the scholarship, candidates will have access to full -time hiring interviews to work in Palantir. “Forget about debts. Forget about indoctrination. Get the title of Palantir “, reads in the Pliego of conditions of the scholarship. Risks to the future professional. Although abandoning the university may seem attractive thanks to the competitive salary and the work experience offered by Palantir, this decision is not exempt from risks, As he remembered Entrepreneur and academic Vivek Wadhwa in Forbes. According to data From the US Labor Statistics Office of 2024, who have a university degree they earn up to 86% more a year than those who only have secondary studies. In addition to the financial impact, leave the university It implies losing opportunities valuable to establish professional and social networks. Connections with colleagues and teachers are usually fundamental to access future jobs or references. To cite an example, Bill Gates and Steve Ballmer They were university colleagues. Although Gates left Harvard months later, his stay served to generate those contacts. University and work reality. Peter Thiel is not the only one who doubts the usefulness of the educational programs of the universities. According toReport data Knowledge and Development Foundation of 2024, 35.8% of university graduates occupy low qualification work, due to disconnection between Competencies acquired at the University and the labor market demands. For its part, areas with high professional demand by companies, such as software engineering and IA engineersthey register A high number of vacancies Because universities are not offering adequate training to cover those vacancies, and it is the companies themselves who assume the internal training of their employees. Less titles, more skills. The study ‘DISMISSED by Degrees’ Prepared by Accenture, Grads of Life and Harvard Business School, he points out that many companies require university degrees for positions where the necessary skills could be acquired through work experience or technical training. This “practical” approach to skills is closer to Model adopted by the FPthan to the traditional university. Hence his success. To deal with this hiring bias, companies such as IBM or Amazon have adopted approaches to Skills -based hiringthat Specific skills value more than traditional university titles. An approach to which It is very supportive Mark Zuckerberg. In Xataka | Some millionaires did not like the ideology of universities, so their own university has been created: an anti-woke “ Image | Flickr (Gage Skidmore, Cory Doctorow)

This Chinese byd car looks at the face of many Europeans of 100,000 euros

Lombardy is all that one can expect from northern Italy. It is the most populous region in the country. The richest. A place where luxury, design and industry are mixed. Based in a single region the idyllic sunset in the lake as, where Swiss atmosphere is already breathed, the elegance of Armani, the great of Il duomo of Milan and the maximum representation of the latest technology with the monoplays of Formula 1 traveling at full speed the Monza circuit. It was not in Monza but in a circuit where Denza made us a first demonstration of what they have prepared for Europe. One of Byd’s luxury companies let us sit in his denza Z9GT, a kind of Shooting Brake Sports, exquisite dyes and a technological load that surprises. Unfortunately, we only stay in the Vairano circuit enclosure, between Milan and Pavia. At the moment, cars are not approved to circulate on European roads but will do it very soon. Despite this, it was a most interesting day. What is coming As We already told you a few days agoByd will bring to Europe one of its luxury brands. We could say that it is its premium brand, one step above byd (the generalist) and Yangwang (the most extreme luxury). But the truth is that, seen what was seen, he will denied more to what a Porsche can offer than an Audi, if we speak in terms of the Volkswagen group. The really complicated to denza, which was born as Fruit of a collaboration with Mercedesis to demonstrate that it can sit at the table of a Porsche which is a reference in the European car. His experience, his history and his product have elevated him to a very special position, conquering the wealthiest fans who could well buy a Ferrari but also to more modest pockets (within what fits) that aspire to take some Porsche to the mouth with the most modest versions of a Macan or a Cayenne. Everything indicates that he denies does not aspire, or from afar, to make a large volume of sales. It seems clear that it is about demonstrating to the skeptics where China is (and more specifically byd) in the car market. Technologies that surprise We are accustomed to luxury European manufacturers, those who choose to offer great performance, focus on the mechanical capacities of their propellers. The most powerful BMW and Mercedes, the Porsche of reference, all direct their speech to the latest innovations they have achieved with their combustion propuls. It seems to make sense seeing that electric cars seem to have been far from that luxury market in Europe Or, at least, they don’t have such a great attraction power. In China, however, it bets more on the most striking games. To show this article of Bloomberg in which the opinion of a wealthy driver who had been very disappointed because his Porsche Taycan “was only an electric Porsche” was collected. Hence it will jump to the local market. The public in China asks for other types of solutions. For example, the byd parking system. A chuchería that, honestly, I think it is useless for day to day but demonstrates how technically advanced the company. And this Z9GT denies is able to turn on its front axle rotating the butt (at the cost of burn tire) and park in line with, it is supposed to be greater. This same system called Enge Parking He uses it to move completely diagonally, a especially rare sensation when you go inside the car. The interesting thing is the real practical application that technology has here. The car has a tiper rear axle. That is, the rear wheels can be turned in the same direction as the front (to round the curve) or in the opposite direction, to reduce the radius of rotation and maneuver more easily. But, in addition, they do not have to turn to the right or left parallel. They may roll them use a convergent or divergent position. That is, they open or close on themselves and, therefore, the possibilities when parking multiply, allowing this option to rotate the car on the front axle or move diagonally. Without a doubt, the most interesting thing is to check how a car of almost 5.20 meters moves in very narrow spaces. In places where a compact of four and a half meters would need several maneuvers to get out of the quagmire. If it came out of it. This technology is combined with a body control exquisite. In our passes through the circuit we submit to the Chinese Berlina to different lands, with broken asphalt or with undulations. Especially in this last land, the car contained the body perfectly. Passing at good speed, we do not feel at any time that the situation would rise and that inertia and weights became the protagonists. That body control reached the extreme during one of the star tests of the day. A driver aboard a Z9GT denza was at the end of the track, accelerated with all his might and when he had overcome the 180 km/h, a deaf noise confirmed what had already advanced it with a small pink smoke: the tire had burst. What happened? Nothing. That is the most chilling. If a car bursts the tire at 180 km/h we can expect the body to move and the driver will lose control of the car shortly that the steering wheel touches to compensate for the puncture. None of this happened because the tire suspension system immediately compensates for the loss of support that the wheel exerts. With great detail As we say, we can say little about the car running. In fact, we don’t even have the technical specifications of the cars that will arrive because, in the absence of homologation, we get on cars with Chinese specifications. The z9gt denza is sold in electrical format but we We tried it in its plug -in hybrid version. It is a … Read more

If you talk to your plants even if everyone thinks you are crazy, science has something to tell you: you’re not so crazy

When in January 2012, Risto Mejide said that of “You sing like a diva, but you move like a plant“I did not know that I was completely wrong. And not only for Natalia, the contestant of ‘You do vouchers’ to which he directed those pearls, but because, under that static appearance, the plants do not stop doing things. And not by chance, no. Plants are not only able to detect threats, but activate a whole series of defensive reactions that have intrigued scientists for decades. Everything starts with a bite. Heidi Appel and Rex Cocroft met at a seminar at the University of Missouri and, quickly, saw that His interests fit. Cocroft was one of the great experts in biotremology (the branch of biology that studies the role of vibrations and sound in life) and had been analyzing how insects use the stem of plants to communicate. Do you listen? Apple was an expert in ecological chemistry and listening to those recordings (specifically how the caterpillars of the butterflies of the Col bit tiny mustard plants) had an idea: what if the plants could listen to them? And if that explained that, suddenly, plants activated a whole series of physiological reactions to “attack” the caterpillars? Answering that question was not easy. We had to measure laser vibrations and try to understand what plants could really hear. On the other hand, we had to quantify “how plants care and how.” However, it was enough to measure in real time what happened to the first bite of an caterpillar to verify that, indeed, the plants listened. And not just that. “What is surprising and great is that these plants only create defense responses to feeding vibrations and not to wind or other vibrations in the same frequency as the chewing caterpillar,” Appel explained. They discovered that, in fact, it was enough to expose plants to the sound of chewing so that glucosinolate levels (that defensive response) triggered. Does this mean that putting music to plants is a good idea? No, it doesn’t mean that. “This field is somewhat obsessed with its history of putting music to plants. That kind of stimulus is so far from the natural ecology of plants that it is very difficult to interpret their answers,” Cocroft explained. What it really means is that what we usually think about plants is often wrong. A mistake that, little by little, we are waking up. Image | Annie Spratt In Xataka | We have found a plant capable of producing 40 cannabinoids. A closer plant evolutionarily to lettuce that to hemp

The phenomenon of the year in Tiktok Spain is an influencer dressed in the nineteenth -century maiden mode

The phenomenon of Inés de Robles (better known as Inesdrobles) It is particular for very different reasons. On the one hand, it is a fashionable Tiktaker who, however, remains faithful to a style that cannot even be described as Vintagebut hugs the rancid and little strident as a sign of identity. Second, those who have raised their commentators. And now, he is riding the wave of fame Tiktaker. The template. Inés de Robles videos are always the same, which has undoubtedly helped you establish a definite style. For example, never speak; simply, with unusually current background music (Quevedo, Mar Lucas, J Balvin, Ozuna … a whole Playlist own of a young woman of tastes mainstream), which accompanies of often frightful playbacks. Dressed in clothing Vintagethat sometimes they touch the directly typical of the last century (although, as we will see, not quite), it always makes a characteristic gesture: it bends a foot on the knee of the opposite leg, and stretches it and supports the ground as if it were a ballet step. 11 tricks to dominate Tik tok The comments. However, what has made it viral are its commentators: with a very white and nothing offensive sense of humor, they joke about the outdated aesthetics of videos. “She does not do history exams, she does Storytimes“,” I have gone so much that I have reached the Renaissance “,” I came out in ‘For his illustrious’ and I gave me ‘me’ “,” Fonograph of the lady? “,” This video has reminded me of the summer of 1874 “,” That is the treaty of newly signed tordesillas, right? ” 300,000 ‘Like’ and several thousand comments. Famous (and promotions) arrive. Fame is knocking on the door of Inés de Robles in the form of faranduleo, with collaborations where other people poses with her and makes her famous gesture with her foot. Some of them have been Beéle, Violeta Mangriñán, Omar Montes and even Iker Casillas. And of course, promotions have arrived, some more naked (Grefusa!a Futurist optics), and others more appropriate (Carolina Herreraa online copying where Gutenberg’s Bible says there). His last nine videos, all of April, are guests or promotions paid. An inimitable attraction. The result of this whole mixture is a fascinating account, since Inés de Robles never speaks, which makes her look like a young woman trapped in a bubble. The curious use of artists as inappropriate as the Zowi or Bad Gyal in the background in their videos contrasts with the descriptions of the videos, halfway between naivety (“enjoying sunset”, “excursion day”) and the consciously rancid (“APPOINTMENT for Thursday Tea”, “Tuesday of Mandados”). Or it is one Performance very careful or one of the last traces of spontaneity of Tiktok. And if so … What do you want to tell us exactly? @inesdrobles Recording some themes to the rhythm of @beéle 🤘🎶 #INESDOBLES #INESDEROBLES #Classicgeneration ♬ Sobloove – Beéle Inés: Origins. To discover the answer you just have to go back to the beginning of your account, not far behind in time (July last year), where we see elements such as fashion music and trap display, but in line unquestionably more modernaccompanied by their Two sisters. Some photo linked to rhythmic gymnastics also makes it clear where it comes from The famous and enigmatic gesture with the leg. The outfits They are, above all the last ones, already directly out of a period of the 1st period, possess to continue with the joke of the traveler in time. The Old Money style. As Absolutely everything can be categorizedInés de Robles aesthetics It can be framed In a recent current known as Old Moneya style with connection points with fashions Cayetana, PREPPYCatholic or prick and that is inspired by the lifestyle of American rich families, with luxurious leisure exhibition: golf, equestrian or tennis. Table skirts, poles, pearls … Everything that implies a social category in which it does not just enter, but carries generations in the family abounds (hence the “old money”, not very successful literal translation). Of course, here the ingenious account comments have twisted the concept and have taken Inés to dress with clothes that go beyond the merely aristocratic to get into the directly nineteenth. Header | Tiktok In Xataka | We have been waiting for years at airports for years. Tiktok’s “airport theory” believes that it has been a mistake

The lack of protein represents a risk to our health. These are the key symptoms to identify it

We live perhaps in him historical context of greater food abundance. It is difficult to find an era in which we have had a greater variety of food at our disposal. This is especially true for meat and fish, two of the main sources of protein. In general, today We consume more proteins than we needbut the general does not always apply and The lack of protein It can also occur in some people, for example cases of certain diets or between people suffering from certain autoimmune diseases. That is why we can ask ourselves, how can we know if we are not consuming enough proteins? Proteins are one of the three macronutrients considered basic for the proper functioning of our body, the other two fats or lipids, and carbohydrates. We associate these nutrients to meatfish, milk products, but are present in one way or another (in their constituent blocks, for example) in a multitude of foods such as legumes or soy. Proteins, although we put them in the same group are not a homogeneous group of compounds: our body has thousands of protein types. Of course, all of them are composed of a series of amino acids chained 20 of these “blocks” are enough to form this myriad of proteins in our body. Our body is able to synthesize 11 of These amino acids But for the other nine, called essential amino acidswe must obtain them from food. For this we need proteins: our digestive system breaks them down in amino acids so that our body can rebuild them according to their need. We call “Complete proteins“To foods containing all essential amino acids. A list of food with complete proteins would include meats such as beef or chicken, fish, eggs, dairy, soy or quinoa. If our body does not consume enough proteins or other amino acid sources, we can fall into the lack of any of these nine essential amino acids, so that our body can lose the ability to generate its own proteins which results in problems such as the Hypooproteinemiathe lack of protein in the blood. Symptoms Before the lack of proteins becomes a problem, we can pay attention to some symptoms that alert us to lack. Health experts from the University of California in Los Angeles They prepared a time ago a list With six indications that can help us detect the lack of protein. In the article they explain that fragility in hair and nails is sometimes the first sign of a protein deficiency. Another sign is in the feeling of weakness and hunger. Hunger usually indicates the lack of food, sometimes it can also indicate a more concrete nutritional lack. A third indication is in our immune system. The lack of protein can limit our body’s ability to defend against external threats so we can find ourselves more sickly due to this lack. The lack of protein can also manifest in changes in humor or difficulties in thinking. This is due to fluctuations in blood sugar levels and the effect of proteins in brain neurotransmitters responsible for regulating our mood. The fifth indication indicated by these experts is muscle weakness. Proteins are indispensable to build and repair muscle mass, without it we can end up losing it. The last of these symptoms is in the Appearance of fractures by stress in the bones. The integrity of these also depends on this type of compounds. Proteins are fundamental to our body and the difficulty in creating new molecules can cause us problems of very diverse type. As usual in nutrition, excess can also be linked to some problems. Some estimates calculate that excessive protein consumption may appear if we take more than two grams daily per kg of body mass. A varied and healthy diet is key to avoiding problems both by excess as defaultin regards to proteins and with regard to any other nutrient. This is especially important for those who, by their own or for health, must eliminate some usual piece of their menu. No food is essential but there are nutrients that they are. In Xataka | Proteic fever has invaded supermarkets. The problem is how they suggest that we take proteins Image | Shayda Torabi

Physicists believed that this quantum phenomenon was impossible. They were very wrong

This appointment of Richard FeynmanNobel Prize in Physics for their contributions to quantum electrodynamics and one of the most admired scientists of the twentieth century, condenses very well The complexity of quantum physics: “If you think you understand it, you don’t really understand quantum physics.” Quantum mechanics study the laws that govern The world of the very smallof the particles, as well as the interactions to which the atomic and subatomic structures are exposed. Most of these rules are radically different from the laws we have become familiar with in the world in which we live. In the macroscopic world. Many physicists have spent the last century trying to understand how known quantum phenomena work, and also striving to identify unknown quantum rules. The problem is that working with the extremely small, with the particles, is very difficult. However, this does not mean that they are not successful. To hunt and capture the elusive transition of super -artedia Physicists Klaus Hepp and Elliott H. LIEB predicted in 1973 a quantum phenomenon known as super -transiant phase transition. For more than half a century the scientific community has worked out without success to find evidence to protect the existence of this mechanism beyond mere theory. But everything changed on April 4. That day a group of researchers from Rice University, in Texas (USA); the University of Shanghai (China); NASA’s National Laboratory (USA) or the National University of Singapore, among other scientific institutions, published an article in Scienceadvances in which he explains the procedure he has used to experimentally observe this quantum phenomenon so elusive. Understanding what is the transition of super -transiant phase and all its implications is not simple, but we can get a rather precise idea about what this mechanism consists of if we observe it as a sudden change in a particle system that causes many of them begin to behave in a coordinated way. When this phenomenon does not occur, atoms interact in a weak way and behave in a disorganized way, but when the super -artary phase transition arises, they synchronize and exhibit the same behavior, giving rise to a new state of matter. When the super -transiant phase transition arises the atoms are synchronized and exhibit the same behavior The most surprising thing is that this new state gives the material unusual properties from a macroscopic point of view. The researchers who have mentioned some lines above have managed to carry out the first direct observation of this mechanism. And they have succeeded by triggering the transition in a glass composed of erbium, iron and oxygen subjected to a temperature of −271.7 degrees Celsius. In addition, they exposed it to a magnetic field of no less than 7 teslas, so it was more than 100,000 times more intense than the magnetic field of the Earth. What they pursued was to induce the transition of super -transiant phase by coupling the spin of the particles. And they succeeded. The spin is an intrinsic property of The elementary particleslike the electric charge, derived from its time of angular rotation. The first experimental evidence that endorsed its existence It arrived in 1922 Thanks to the experiments of German physicists Otto Stern and Walther Gerlach, although scientists did not begin to understand the nature of this very important property of elementary particles until a few years later. The reason why it is not easy to understand precisely what the spin is because it is a quantum phenomenon, so it is not quite correct to describe it as a conventional rotation movement in space. Even so, the description that I have proposed in the previous paragraph is usually used for a didactic purpose because it helps us to intuit without too much effort what we are talking about. In any case, the most interesting thing is that the transition of super -transiant phase opens the door to the next generation of quantum technologies. This is the really important thing. According to physicists involved in this experiment, this mechanism can be used to put quantum sensors endowed with a much higher sensitivity than those currently available. And it can also be used to produce more robust cubits for Quantum computers. Sounds good. I hope your predictions are fulfilled. Image | Generated by Xataka with Dall-e More information | Scienceadvances In Xataka | CERN has achieved something unprecedented: transform smartphones sensors into an antimatter chamber

a nuclear missile that pursued goals

In 1945 the Second World War. He did not do it with him Atomic bombardment From the United States to Japan, but it is evident that these two events marked a turning point in the conflict. However, tranquility did not last long, since the US and the USSR entered the Cold war. In technological, it was a period in which both powers entered a war of spatial, technological and military development And, perhaps, one of the biggest follies was the United States Diamondback missile. Nuclear explosion. In that period, the two blocks They took run in the development of Nuclear bombs. Only 10 years after the end of World War II, the world’s nuclear arsenal was from some 3,000 heads. In 1965, they exceeded 37,000 nuclear weapons, and followed the climb to the peak of 1986: 7,300 nuclear weaponsbelonging 40,159 to the USSR and 23,317 to the United States. Not only were many bombs, but also bombs as devastating and unimaginable as the Tsar pump. And beyond these pumps of several tons of weight, from the ground and sea the ballistic missiles could be launched that were huge again and weighed very much. An idea occurred to the United States: what if we develop a nuclear missile that can be armed in airplanes and is not focused on destroying terrestrial objectives, but aerial? Sidewinder. In the middle of the century, the US was investigating the development of an air-aire missile with objective monitoring capacity. It was not an American idea, but of Nazi researchers who designed missiles with rocket propulsion systems. They did not implement it, but they did create a prototype: the Blohm & Voss BV 143. It was an anti-buque plain pump. The allies collected this information when the war ended and, in 1946, in the Naval Ordnance Test Station (or NOTS) in California, an American research team began to develop an air-Aire missile that could persecute its “prey”. In 1951 the project received official financing and, after years of evidence, in 1956 the missiles Sidewinder They went into service. Diamondback. Seeing the success of the Sidewinder program, the United States Navy wondered if they could do something like that missile, but big. In 1956, in the NOTS they began to make designs for a missing missing objectives that, in addition, had the ability to carry a nuclear head. They baptized him as Diamondback. Diamondback sketches China Lake Alumni video image It would be very far in power of other nuclear weapons of the time, since it would have “only” 0.75 kilotons, but in an air-air missile, the resulting explosion would be a real barbarity. Its specifications were much more advanced than those of a Sidewinder and would be faster, reaching higher speeds. Mach 3 Thanks to a double impulse system with liquid propulsion, it would have a much larger operational range and a flight roof of up to 24,000 meters. In this video, we can see some of the developments and prototypes of the American base: Air-Aire, but to the beast. The idea of ​​putting a nuclear head on a missile may seem curious, but in the marine minds it made sense to end entire formations of enemy bombers flying in closed formation. The explosion of a Sidewinder could end enemy fighters and a bomber if it gave at the indicated point, but a missile of 0.75 kilotons would spray in the air to its goal and those who fly next to it. It was also designed to supply the deficiencies of the original Sidewinder not only in terms of scope, speed and destructive capacity, but in mobility. The liquid fuel allowed it to maintain energy and speed throughout the flight, optimizing those possible final maneuvers if the objective intended to escape. In addition, the guide system did not settle for infrared, but also had a passive radar that not only increased the probability of impact, but allowed to achieve objectives from any angle. The Air-Aire missiles of the moment could only be guided by the heat of the propellants, so they had to launch while behind the target. The advanced monitoring system allowed to launch it from any angle | China Lake Alumni video image He did not set. In spite of everything, the project just lasted a year. Prototypes were not created and the missile did not leave the design table because the Navy did not have, in those moments, specific needs to assemble nuclear missiles and its development with the technology of the time would have been complete and extremely expensive. The Sidewinder prevailed. A year later, the United States did developed an air-aire missile with a 1.5-kilotons nuclear eyes and deployed for almost 30 years in the US and Canadian air forces. He Air-2 Genie It had more power than diamondback, a similar weight, it also reached Mach 3 speeds … but it wasn’t guided. Precisely, the terrifying diamondback was not so much the nuclear eye, but the very advanced monitoring system, a characteristic that the AIM-26a Falcon of the 60s (less powerful and slower than what Diamondback wanted to be). Thus, Diamondback remained a sample of that nuclear ecstasy in which the two powers entered. The one who followed on his way, and with an overwhelming success, was the Sidewinder. Over the years, the missile evolved with greater speeds and benefits, as well as the implementation of semi -active radar systems with which he wanted to flirt the diamondback. And, since its launch in the mid -50, it is part of the military arsenal of countries throughout the world, inspiring Soviet developments such as the K-13 or the PL-2 Chinese. Maybe, as they point out in TWZDiamondback was a “too much and very soon” for the navy, but it is evident that it would have been an incredible technological piece and – another deterrence in nuclear war. In Xataka | Satellite images reveal the dimension of war drums in China: the largest military base on the planet

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