Month: June 2025

It is not made to stay where it is

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3D printing is beginning to transform the way we build. In Germany it has already shaped a Data center with a undulating facade that would have been difficult to lift with conventional methods. In Japan it has allowed to print, in record time, A small railway station building. And now, in a tiny high mountain town in the canton of the Gray, in Switzerlanda white concrete tower It has ever become higher created with this technique. It is called Tor Alva, and it is not only an engineering work, but also a declaration of intentions. How culture, computational design and sustainability can be intertwined. A new milestone of 3D printed architecture Tor Alva, who in Romonche “The White Tower” means, it is the result of a collaboration between the Swiss Cultural Foundation Nova Fundaziun origin and the Federal Institute of Zurich Technology (Eth zurich). Raised in the small Mulegns enclave, the 30 -meter high tower (counting the base on which it supports) is presented as a vertical scenic space, a cultural lighthouse that emerges on the roofs of the Valley of Surresses. According to those responsible for the projectthe building combines computational design and automated structural reinforcement to shape a structure that, until recently, seemed technically impossible. It is a five -story building, crowned by a theatrical dome with capacity for 32 people, sustained by 32 unique columns printed one by one by a robotic system. These columns not only fulfill a structural function: they are also the facade, the ornamentation and the visual firm of the tower. The columns of Tor Alva They are made of white concrete Printed in layers of 8 millimeters high by 25 millimeters wide. Each one measures between 3.4 and 6 meters high, and is formed by three different layers: an exterior with ornamental textures, an intermediate that houses structural reinforcement and a hollow interior for vertical channels. In total, each column implies about 5,000 meters of extruded material. The most striking thing is that there are not two equal columns. They ensure that all were designed algorithmically and manufactured with millimeter precision. The design is articulated on three scales: an organic general form that absorb lateral forces Without additional reinforcements, a wave structure that reinforces the thin walls and, finally, an ornamentation pattern generated directly by the printing of the Printer Head. The result is an unconventional structure, but built with structural logic and material efficiency. One of the biggest challenges of 3D printing with concrete has been, so far, the lack of effective structural reinforcement. Tor Alva solves that stumbling block with a notable technical innovation: during the printing of each column, two robots worked in tandem. One was in charge of extruding the concrete layer per cape. The other induced, in parallel, the metallic reinforcement between those layers. Later, vertical steel rods were placed and mortar injected to consolidate the set. Unlike traditional buildings, Tor Alva has been designed with an eye on its future disassembly. The tower will only remain in Mulegns For five years. But something is very curious: at any time it can be completely disassembled and rebuilt elsewhere. At any time it can be completely and rebuilt in another place The columns were assembled in a prefabrication plant located 10 kilometers from the town, and moved in trucks to the work. Each consists of three parts: the base, the printed column and the capitel. The horizontal pieces, which did not lend themselves well to the impression, were manufactured with molds also printed on 3D and ecological concrete. The structure is completed with an ultralight and removable outer membrane that protects it in winter and can be removed in summer. But Tor Alva is not just a technical experiment. It is also a cultural space. Since the end of May that is open to the public. Visitors ascend through a snail staircase, cross dark rooms, stays bathed in the light and, finally, reach a show room under the dome. There will be held concerts, readingscontemporary choreographies and other scenic proposals. Images | Tor Alva/Eth Zurich In Xataka | The largest concrete wall in Spain is in Salamanca and generates electricity: this is the almond dam

Starlink’s growth is so brutal that Spacex is one year after overcoming NASA’s annual budget

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Elon Musk became the richest man in the world thanks to Tesla, but his new golden egg chicken It’s called Starlink. The tycoon has given credibility to something that It had been commenting Since the White House announced NASA’s historic cuts: Spacex’s income is one year after overcoming the annual budget of the planet’s largest space agency. More money than NASA. Elon Musk He just put the data On the table: “Spacex’s income for its commercial activities in space will exceed NASA’s total budget next year.” Spacex is a private company controlled by Musk itself, so it is not obliged to publicly present its results. However, we now know that it plans to enter 15.5 billion dollars in 2025. If approved in Congress, NASA’s annual budget for 2026 will be 18.8 billion dollars, 24% less than the previous year. The whole mountain is Starlink. Spacex receives NASA money to transport astronauts to the International Space Station or develop space programs such as the lunar Starship, but in 2025, that transaction has been “only” 1.1 billion dollars. Most of what Spacex earns comes from Starlink, although the amount of NASA contracts will rise to 1,747 million dollars in 2026, adding the Moon To Mars program. Starlink has more than 5 million customers, a figure that has been duplicating from year to year. The bulk of the business are residential customers, but satellite Internet service has been diversifying with agreements in the maritime sector (mercantile vessels and cruises), the aviation sector (Chárter operators and commercial airlines), the operators (Direct-to-Cell) and the government sector (especially The Starshield constellation of the number). The perpetual movement machine. Starlink’s success would not be possible without Spacex’s launching capacitywhich continues to be beating reuse records with its Falcon 9. The company celebrated its 500 mission last night. The propeller that has taken and landed the most times has done it 28 times, 17 of them to put Starlink satellites in orbit. The integration of the company is totally vertical. Spacex manufactures rockets, satellites and terminals. And innovation is constant. At the end of May, a Falcon 9 deployed 29 Starlink v2 mini optimized satellites225 kg lighter than previous versions and with a bandwidth of 96 Gbps. How much Spacex is worth. With more than 7,000 active satellites in orbit, an incomparable number of any other constellation, Starlink has triggered the assessment of Spacex at stratospheric levels. The most recent valuation is 350,000 million dollars, which makes it the company not quoted in the largest stock market in the United States. Taking into account that Spacex Starlink’s benefits reinvested on the Starship programIt is worth asking who will lead the space exploration of the United States in the coming years, if NASA or Elon Musk’s company. Image | Spacex In Xataka | Spacex has launched 8,000 Starlink satellites in five years, but they are not enough. And we are beginning to understand why

Onlyfans has made adult content a millionaire business thanks to a different strategy. And now it goes for more

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It started as an alternative to Patreon. He ended up dominating adult content on the Internet. Onlyfans has broken molds, has faced vetoes and has resisted the scrutiny of banks, governments and technological. And yet, he has paid more than 20,000 million dollars to its creators. In the new episode of Xataka presentsour partner Jota García immerses himself in the history of a platform that has challenged the standards of the digital market and now tries to transform without losing its essence. Because what Onlyfans has achieved is not less: professionalizing a historically informal sector, turning it into a profitable industry and doing so without depending on the App Store or Google Play. As Jota says in the video, “Onlyfans has achieved what few digital platforms have achieved: convert the adult content that has traditionally been found on the Internet for free in a source of millionaire income.” The number impresses: 6,600 million dollars invoiced in 2023. But behind that figure there is a key business decision. Onlyfans has remained outside the large application stores. Because? Because entering there would imply deliver up to 30% of each payment to Apple or Google. As our partner explains, “if Onlyfans’s application worked through these stores, the company would have to distribute up to 50% of each payment between two intermediaries. ”The price of that decision: lower visibility. The benefit: total independence and protection of its economic model. Of course, not everything has been growth. In 2021, under pressure from banks, the platform announced the prohibition of explicit content. “The massive reaction of users and creators forced Onlyfans to back down,” Jota recalls. Since then, the company has reinforced verification controls, has diversified financial partners and has tried to reposition itself as a space for all kinds of creators. But can you do it? The brand remains mainly associated with adult content, which is an economic advantage, but also a reputational barrier. Although he has launched Onlyfans TV – a video platform without sexual content, designed for kitchen programs, interviews and training – and has begun to attract musicians, comedians or athletes, many creators continue Feeling the stigma weight. “Many have shown reluctance to link to the brand for fear of rejection of their sponsors,” says the video. Is this effort to renew? Can Onlyfans become a mainstream space like Patreon without losing your identity? We analyze it a little more detail In the new published video On the Xataka YouTube channel. It is a story that is worth following closely because few platforms have generated both debate, so many income and as much transformation like this. Images | Xataka In Xataka | The technological one that generates more money is not Apple or Nvidia or Amazon. It is a porn boutique: Onlyfans

Russia, Emirates and Saudi Arabia are dynamiting the poster from within

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In 1973 one of the greatest energy crises of the twentieth century broke out. Yom Kipur war and the oil embargo decreed by Arab countries fired the price of crude oil, which quadrupled in a few months. The consequence was an economic storm: inflation, recession and a deep geopolitical rearrangement that catapulted the OPEC to the center of the world energy board. Five decades have passed, but oil continues to mark the pulse of global tensions. There is no formal embargo, but worldwide conflicts added to a Commercial War promoted by the United States. Despite all this unstable situation, the OPEC+ has chosen to continue producing for the third consecutive month, in an already saturated market and with prices in descent. Disturbing signals. Against all forecast, OPEC+ has decided to increase its production in full price drop. At its last meeting, the poster, with the impulse of Saudi Arabia, has approved to add 411,000 barrels per day from July. The measure has left several of its own members perplexed, According to Bloomberg. The adjustment is equivalent to just 1.2 % of the global demand, but its political and strategic impact is deeper. Very disparate reasons. A possibility like He has pointed out The Economist is that Saudi Arabia and its Gulf allies would be trying to please Donald Trump. During his recent tour of the region, the former president pressed directly to achieve a decrease in fuel prices. In return, Riad and Abu Dabi expect strategic benefits, such as agreements in technological sectors such as In artificial intelligence chips. However, this is not the only motivation. The United States Plan based on an aggressive fracking expansion To lower oil It has altered the global market balance. In this scenario, Saudi Arabia has opted for a blunt response: flood the market with crude. By increasing the supply and forcing a price drop, it seeks to press schist producers in the United States, whose profitability depends on higher prices. This strategy also allows you to punish OPEC+ members who do not respect the quotas and, at the same time, recover part of the lost market share in the face of American unconfral oil. The background problem. The OPEC+ crisis is not only a matter of strategy or prices, but of internal cohesion. The cardinal regla of the poster on not producing more than agreed is being ignored by several members. According to The Economistthe United Arab Emirates (EAU) have declared to produce 2.9 million barrels per day (MB/D), but according to analysts consulted by the medium they have estimated that they would be producing between 200,000 and 500,000 b/d, well above their real share. The most worrying thing for OPEC+ is that even the “secondary sources” that they use to verify figures seem complicit in maintaining this fiction. Many are consultants that depend on contracts with state companies such as ADNOC (EAU) or Saudi Aramco. Although this comes from before. The first to reveal itself as such It was Kazakhstanwho overproduces up to 300,000 b/d above what was agreed in April. While Iraq has difficulty controlling its total production, which includes fields in Kurdish hands. These three countries are weakening the authority of the poster from within. And there is a surprise more. The only member of the group with geopolitical power comparable to the Saudi, has begun to show opposition. Bloomberg has detailed That at the most recent meeting, Russia supported by Algeria and Oman, asked to freeze production in July to evaluate the effects of previous increases, but his proposal was ignored. Saudi Arabia has imposed its plan without consensus, a clear sign that the era of collegiate leadership is over. Are we facing an implosion? If Saudi Arabia fails to control the Emirates or contain divergences with Russia, the poster runs the risk of becoming irrelevant. The promised fees review for this year has been postponed until 2027, which has unleashed frustration in Abu Dhabi. The Emirates, with a capacity that almost reaches 5 MB/D, need only $ 50 per barrel to balance their accounts, compared to the $ 90 that requires Saudi Arabia. The structural divergence between the two is deep. An analyst with contacts in both governments He has warned For The Economist that is only a matter of time for an open clash between the two giants, which could precipitate an Emirati output of the OPEC+. On the edge of collapse. For 65 years, OPEC has survived wars, pandemics and the fracking boom. But it seems that it has reached its limit in this situation, where the demand for oil could reach its peak in the next decade, and many petroesties are determined to sell what they can before it is too late. If internal cohesion continues to erode, if the quotas are unfulfilled unpaid and if the large producers act unilaterally, the OPEC+ will no longer be a global strategic actor and will become a symbolic alliance. The current “crack” is not just prices. It is an institutional “crack.” And this time, it can be definitive. Image | Pexels Xataka | The oil market faces a triple coup and IEA is clear why: Iran, Opep+ and electric vehicles

There are people on the Internet following a diet based on potatoes. Science suggests that it is a bad idea

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The Self -Experimentation It is present in many fields and that of nutrition and diets is among them. He last example we have encountered It is frankly surprising, these are people who have tested a diet based on potatoes … and little else. The results they report are positive, but the idea of ​​trying this form of self -experience does not seem to be so good. Potato diet? We have seen, over the last years, an immense variety of diets, some that we could consider, in one sense or another, extreme. An example of this are diets based on a single food or food group, and an example of these is found in the potato -based diet. There are different versions, more or less lax, of this diet, but in essence it is about subsisting based on potatoes (approximately between one and 2.5 kg daily) for a brief period of time (between three and five days). Other versions can incorporate This type of diets might seem a contemporary fashion or a meme that goes too far, but the chronicles place their origin At least in the nineteenth century. One of his first drivers could have been the writer British Lord Byron. But is there evidence? Studying the effects of this type of diets is complicated by the risk they imply. Although focusing our diet on a single element can help us control the calories we consume and therefore lose weight, No food It is sufficiently varied in nutrients to guarantee our body the proper micro-and macronutrient supply. This is especially True for potatoes. The caloric density of this food has made it one of the bases of sustenance both in South America where it is originally in Europe. However for a while, Some experts In nutrition they see it as a lower food compared to other carbohydrate sources, A notion discussedyes indeed. Some studies made with animal models They have given us some clue that, at theoretical level, could support the idea that potatoes can help us control our weight. A compound present in the potato and called proteinase II inhibitor could play a role in this relationship. “It works for me. ” A priori it is not easy to distinguish a “Miracle diet“Of the diets contrasted by the scientific community and therefore backed by studies and experiments. That a person has had a satisfactory experience with a diet does not imply that this diet is healthy. The effects of dietary changes may not be evident or can occur in the longer term, so while we perceive a change for better, our body may be suffering consequences that are not directly apparent. Nor does it mean that this diet will adjust to our specific needs, which can be very different depending on our context. In Xataka | Intermittent fasting is the fashion diet. At least among scientists who study their effects on microbioma Image | CONGERDESIGN

Without the rare earths of China, lasers will end in Europe. Germany has found a way to do without them

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The applications of Rare earths They are potentially unlimited. To this peculiar group of chemical elements belong some metals as elusive and with names as suggestive as neodymium, promised, gadolinium, ititrium or scandio, among others. Some of them They are relatively scarceand, in addition, they are not usually found purely in nature, but what makes them so special are their physicochemical properties. Its characteristics are beyond the reach of the other elements of the periodic table, which has caused that during the last decades they are consolidated as A very valuable resource In numerous industries, especially in electronics and renewable energies. They are involved, for example, in the manufacture of hybrid and electric cars engines, batteries, semiconductors, catalysts, optical fiber, LCD panels, and even in wind turbines. Europe wants to stop being in the hands of China once and for all China dominates the rare earth industry with an indisputable forcefulness. According to him US Geological Service For many years it has produced more than 90% of this valuable resource. In 2022 its market share was reduced to 70%, but did not do so because of a decrease in production; This fall had its origin in the increase in rare earth production quota experienced Australia, Vietnam and Myanmar, among other countries. In addition, the country led by Xi Jinping also dominates the processing industry to which it is necessary to submit rare earth so that they can be used. So much so that according to Xincaifu Its quota if we expressly stick to the global processing industry ascends 90%. And with a 70% production of the global market and a 90% control of the Chinese rare earth processing industry has this absolutely controlled market. The Chinese government is using its control of rare earths to defend their strategic interests in full confrontation with the US The government of this Asian country is using its control of these chemical elements to defend their strategic interests In full confrontation with the US, Europe and its allies. In this context, the old continent needs to bet on its independence and the consolidation of its own supply chain. And it is in it. In fact, Germany has just made a very important contribution in a scenario of fundamental use of rare earths: the manufacture of lasers. These devices are used to produce medical equipment, in scientific research, in the manufacture of consumer electronics, and even in the tuning of Quantum computersamong many other industries. Rare earths are used to dopar the crystals That, very broadly, they are responsible for amplifying the light before emitting it with a fixed wavelength. The problem is that if these chemical elements are not available the production of high quality lasers is not viable. Well, it really wasn’t until now. And it is that the Fraunhofer Institute of Optronics, which is located in Karlsruhe (Germany), has found a way to manufacture the crystals involved in the production of lasers without using rare earths. In fact, we can see some of these crystals in the cover photography of this article. During its manufacturing process it is essential to minimize impurities and preserve the polarization properties of the crystals, but, apparently, the researchers of the Fraunhofer Institute have given in the Diana. Your plan now goes through developing production processes that guarantee the supply of these crystals that Europe requires. Image | FRANHOFER INSTITUTE OF OPTRONICS More information | Interesting Engineering In Xataka | We already know what is the best natural factory of the precious rare earths: a cosmic kilonova

We thought to choose among more options would make us freer. The “choice paradox” has made us more unhappy

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White or blue shirt, coffee or tea, peach jam or raspberry, car or public transport, meat or fish, cinema or afternoon on a terrace, wine or beer, potato tortilla with or without onion. A study He estimated that we take Between 10,000 and 40,000 decisions a daybut our brain prefers not to make it too complicated. The paradox of the choice is its personal revenge that makes, The more options You have to choose, less satisfactory is the choice. When choosing becomes a problem Currently making decisions has become a Unexpected stress source and discontent. The funny thing is that this phenomenon is produced by having Too many options available to choose. The choice paradox explains why, despite having more alternatives than ever, those decisions are less satisfactory for those who perform them and experience greater anxiety after deciding. This phenomenon, studied and popularized By psychologist Barry Schwartz, he reveals that the abundance of options can be a psychological trap. As he says, “instead of becoming happier, an abundance of options tends to block, frustrate and cause the persistent feeling that it could have chosen better.” This paradox affects all aspects, both in personal life with everyday purchases, and Important decisions in the professional or work environment. A study Of the psychologists Sheena Iyengar and Mark Lepper showed that consumers were less likely to buy when they had to choose between 24 jam flavors than when they only had 6 flavors. Alternative overload not only complicates the decision, it also reduces satisfaction with the chosen. A study jointly carried out between different US researchers revealed that, although the variety in the election tends to be considered as a positive option, the excess options actually has negative connotations Emotional since it takes the brain to two states. The first state is a Excessive comparison effort of elements that generates a greater mental burden at the time of making the decision, and then moving to a state of anxiety and dissatisfaction at the doubt of whether the most accurate decision has been made. Something that people of success like Jeff Bezos They have had to learn To make your decisions. Maximizers and satisfiers: two styles of deciding A Psychological study Posted in American Psychological Association revealed that people They face decision making with two differentiated styles: maximizers and satisfiers. Maximizers always seek the best possible option, exhaustively comparing all alternatives before deciding. This group tends to experience more dissatisfaction, doubts and repentance, since “the process of looking for the perfect option can be endless and exhausting.” They are easy prey for analysis by analysis: Have so many options to choose from that they are unable to opt for one. On the other hand, the satisfiers are made up of an option that, although not fit in all requirements, meets certain criteria of sufficiency No need to analyze all possibilities. It is simply an option good enough As if to be the right, regardless of whether it is the “perfect.” The Research in this regard They have shown that satisfiers are usually happier and less anxious after making a decision, since they do not become obsessed with what they could have chosen and focus on enjoying their choice, while maximizing “tend to experience less satisfaction and more regret,” the authors of those investigations point out. Strategies to choose better The directors of large corporations, whose decisions depends on the future of thousands of employees and the money of their investors, must take into account this paradox when making their decisions. To avoid falling into the choice paradox trap, there are some strategies recommended by psychology experts. One of the most effective is to limit the number of options to considerfocusing only on those that really meet our personal needs or values. For example, it is one of the reasons that led Mark Zuckerberg to reduce the choice of your costumeslimited to a gray shirt and blue roofs. As Barry Schwartz points out, “by reducing options and focusing on what really matters, we can make more satisfactory decisions and live with less anxiety. “ Another useful strategy is to accept that it is not always possible to find the perfect option and that, in many cases, “good enough” is more than enough. Adopt a satisfactory mentality allows you to take most agile decisions and enjoy more about the result. This strategy is especially relevant in the business world, since dedicating too much time to make a decision It can lead to stop the company’s progress and let the competition take advantage. He world of technology And video games are full of examples of such decisions in which the decision has been made to launch a product that is already good enough, even if it is not perfect. The iPhone, without going any further, is one of them. In Xataka | Studying from memory seems good idea until you forget it. The Feynman method appeals to your understanding not to your memory Image | Unspash (Vladislav Babieko, Holigil 27, Victoriano Izquierdo)

The source of many websites is no longer freed

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Blockages due to judicial judgment that protect protection mechanisms against alleged illegal football broadcasts They go further of concrete web pages. At the request of one of them, Starring Telefónicaoperators Like Vodafone They have come to block one of the most basic internet components: the sources on which we read the contents. What happened. Operators such as Digi and Vodafone, at the request of Telefónica and based on Judicial Judgment No. 294/2022 of the Commercial Court of Barcelona, ​​temporarily blocked access to two domains of Google Fonts (fonts.googleapis.com and fonts.gstatic.com). This is the first case in which, based on this type of sentence, web pages are not blocked without absolutely any relationship with the retransmission of parties. Here is one step further: a necessary element is blocked so that some websites can work. Why has it happened. In view of user complaints, The response of giants like Vodafone Spain has been the same as they have wielded this part for a while: “Good afternoon, the blockade of these pages comes from a judicial sentence, we simply execute the indicated. Greetings.” Based on the judicial judgment, Vodafone and Digi temporarily blocked access to this cloud of Fuentes. Both domains serve typographies of websites, others and under the umbrella of Google. The consequences. Although the affectation does not seem to have been massive, the blockade has attacked one of the most basic internet pillars: its sources. How it collects broadbandwebsites such as Google Calendar or Maps experienced specific problems by not being able to correctly load elements of its interface. “The other day my overwhelmed computer scientist because the blockade that did not let debian repos, until he thought it was that and VPN’s shot.You will say that it has to do with the p *** football. “ Google Fonts is a typographic sources library. Some that you can download on your computer yourself. In the case of the web, when a URL points to its API, the browser loads the sources from the Google cloud. If the URL is blocked, there is no data to load. It also affected some of the Github repositories and users of users. Some of them, completely innacious and out of play, as the Users affected in Menéame. Why keep going. After LaLiga, the most immediate doubt had to do with the end of the blockages. The operators soon clear it: Blocks still have life. Although in this case LaLiga is unmarked, since the petition has been executed by Telefónica, the sentence leaves something clear: these weekly update mechanism will have “a duration subject to the duration of three sports seasons, that is, until the end of the Football championships of the 2024-2025 season “. In other words, while there are LaLiga matches, there will be blockages, regardless of whether or not LaLiga that orders them. O2 explained that, after LaLiga, the Second Division Days are held, as well as the promotion matches. The promotion play-off final is planned for June 21date on which the LaLiga calendar officially closes. “The enemy of clubs”. LaLiga continues to protect the importance of audiovisual rights and the fight against fraud in Spain and Portugal. “It is necessary to take into account that for about 70% of clubs, audiovisual rights are their largest source of income.” As detailed, in the last year more than 3,000 IP addresses have been detected transmitting this type of content. The problem? Killthus affecting Municipalities, Some of the largest forums in Spainand hundreds of web addresses without the slightest relationship with the retransmission of content without copyright. Image | LaLiga, Xataka In Xataka | “We have gone from entering 70,000 euros per month to 40,000”: LaLiga IP blocks are bleeding many companies

The light of the light has risen because of it

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May 2025 was on its way to becoming the cheapest month in the recent history of the Spanish electrical system. The combination of abundant renewables – hydraulics, wind and photovoltaic in full spring boom – pushed wholesale prices to minimal. According to the countryin one in three hours of the month, the price was even negative. Against all forecast, consumers have ended up paying more. A higher invoice. To avoid a collapse, a series of emergency mechanisms were activated: The so -called adjustment services. These are energy reserves that allow the network to balance at times of extreme mismatch between supply and demand. However, May’s bill is now reflecting that extra cost. It does not matter that the average market price was among the lowest of the year: these adjustment services fired the regulated part of the receipt, more expensive consumers paid, especially those welcomed by The regulated rate (PVPC). The data confirms it. According to data collected by The avant -gardethe Light receipt rose on 11% in May. A increase that anticipates that May’s bill will be even higher than June, although in June market prices are rebounding. This situation has put the marketers regulated against the strings. Some are supporting losses and alert that they cannot assume this type of mismatch without structural changes in the model. A realistic example. To understand it better we have made a simulation with the Official comparator of the CNMC For average domestic consumption (221 kWh per month) it shows that in May, the PVPC bill was 46.42 euros. However, in the free market, the cheapest rates began at 48.79 euros, and many exceeded 55 or even 70 euros. Most of the analyzed offers were fixed price rates, reviewable annually, suggesting that some marketers are already impacting additional costs due to the reinforcement of the electrical system after the April blackout. At the highest end, some invoices exceeded 80 euros: more than 70% more than PVPC, for exactly the same consumption profile. A problem that will follow. Red Electrica continues to operate with an extra safety margin after the blackout of April 28. This implies keeping backup centrals, even when they are not being used, which makes the system more expensive. But beyond the conjunctural moment, the incident has once again put on the table the structural deficiencies of the Spanish electrical system, such as the absence of distributed storage, the lack of micro -redes capable of temporarily disconnecting from the main system and a little capacity for local response to disturbances. Although the official report is still pending, everything points to a structural problem rather than punctual: a centralized system unable to contain waterfall failures. The April blackout was not just a scare. He has increased the invoice and has exposed the fragility of a system that needs more decentralization, more storage and a greater capacity for local response. Meanwhile, consumers are already paying the bill. Image | Pixabay Xataka | Saving the network after the blackout has had a side effect: more expensive light and marketers to the limit

While NASA faces the cancellation of 41 missions, China is making authentic virguerías in space

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The Tianwen-2 probe is the first of those launched by China with ionic propulsion. Not only is it on the way to a nearby asteroid to bring samples to the Earth: its one -decade trip also includes exploring a main belt kite, as far as a Chinese ship will have arrived. China does not give truce. Just when NASA expects 24% of its budget cuts and the cancellation of 41 space missions, China has launched an extraordinarily ambitious scientific program that will take it throughout the solar system throughout the next decades. Robotic Tianwen missions, which are just part of these plans, focus on exploring and bringing samples from other worlds. Tianwen-1 deployed on May 22, 2021 The first Chinese rover on the surface of Mars. Tianwen-2 will bring the first samples of the Kamo’oalewa miniluna at the end of 2027. Tianwen-3 will take advantage of what has been learned In previous missions to bring Martian soil samples, a milestone that the Chinese Space Administration Wait before the United States. Tianwen-4 will explore Jupiter and one of his moons. Double objective. The Tianwen-2 probe took off on board a CZ-3B rocket from the Xichang space center on May 28. After successfully deploying its circular solar panels and performing an escape maneuver, it is directed to Asteroid 469219 Kamo’oalewawith which it will be found for the first time on July 4, 2026, and that will explore closely until April of the following year. In November 2027, after releasing the reentry capsule with asteroid samples, Tianwen-2 will continue on its second goal: 311P/2013 P5 (PANSTARRS). It is a main belt kite, an active object with the orbit of an asteroid and the appearance of a kite that the Chinese ship plans to reach in 2035. Crossing outstanding tasks. To achieve its objectives, Tianwen-2 will not be the first space mission to bring samples of an asteroid (Japan has done it twice and The United States got it in 2023 With Asteroid Bennu), nor the first probe to explore a comet (the European Space Agency landed in Comet 67p in 2014), but the first to do both. China’s space administration is taking advantage of its previous experience to continue crossing outstanding tasks of the list: the Chang’e 2 mission visited an asteroid in 2012 and the Chang’e 5 and Chang’e 6 They brought samples of the visible face and the hidden face of the moon, respectively. When moving so fast, China begins to advance the rest of the nations in some of these milestones, as in the case of samples of the hidden face of the moon. What are these objectives special. Tianwen-2 will not only serve to prepare the recovery of Mars samples. Kamo’oalewa is an interesting object in itself for being a minilun It can be a fragment of the true moon. Tianwen-2 will deploy two small robots: a nanoorbital and a nanoatrizer that will make detections closely. Then, without landing, you will take asteroid samples with an extensible tube and a small excavator wheel to bring them to Earth. Next, it will take advantage of the gravitational assistance of the Earth to travel to the strange comet, which in photos of the Hubble telescope appears with six queues. It will be the Chinese probe that best moves away from the Sun until the arrival of Tianwen-4 to Jupiter. A second probe, launched at the same time 2029, will arrive in Uranus in 2045. But China plans to go further with two missions to Neptune, whose launch is scheduled for 2029 and 2033, with the difference that the second would display an atmospheric probe on its Triton moon. Image | Cnsa In Xataka | No one has advanced NASA in the exploration of other planets from the USSR. China plans to do it even in Neptune

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