know where every naval fleet in the world is 24 hours a day

For years, on the high seas, commanders trusted that dense clouds or a few well-calculated hours between satellite passes were enough to move undetected. The fragility of that trust was evident March 16, 1988when the American frigate USS Samuel B. Roberts collided with a mine in the Persian Gulf and was almost lost without anyone having seen the threat coming. That scene made it clear that at sea it is not always whoever shoots first who wins, but whoever knows exactly where to look… and when. The end of the invisible ocean. The great naval fleets have moved under an almost sacred premise: the sea is too vast, the weather is unpredictable and satellites were still supposed to be limited to guarantee constant surveillance. It turns out that this idea has just begun to break down tangibly after the chinese demonstration continuous tracking of a ship in motion from a geosynchronous orbit to almost 36,000 kilometers in height. What once depended on brief windows of observation can now be transformed into permanent surveillance, shaking one of the strategic pillars on which modern naval power has been built. Three satellites to see everything. The key to the leap announced by Beijing is not in deploying hundreds of satellites, but in change orbital logic: when placed in geosynchronous orbita single satellite can constantly observe the same region of the planet without interruptions. Not only that. With barely three platforms positioned over the large oceans, China could continuously cover the main sea routes and naval operation zones, achieving global surveillance 24 hours a day in any weather condition. There is no doubt, this introduces an idea that is difficult to ignore, because it is no longer about seeing more times, but rather about never stopping seeing, which brings closer the scenario in which any relevant fleet could be located and followed persistently. From detecting to fixing. Last month, China public a series of undated radar images to give an idea of ​​the power it has over our heads. The monitoring of Japanese tanker Towa Maru It was not only symbolic, but technical: the satellite radar system managed to maintain stable contact despite the waves, cloudiness and interference from the sea, and it did so with a margin of error small enough to be useful in a military environment. Although that precision alone does not allow a direct attack, it does fit perfectly into a broader architecture in which other sensors (drones, long-range radars or lower altitude satellites) refine the location in real time. In this context, weapons designed to attack ships at great distances could receive updated data constantly, drastically reducing the room for maneuver of the adversary fleets. South China Sea Washington in suspense. we have been counting. For years, the US Navy has exploited the gaps between satellite passes, weather conditions and the vastness of the ocean to conceal its movements. The appearance of a network capable of observing without interruptions threatens to eliminate that margin of operational invisibility, forcing us to rethink how aircraft carriers, submarines or logistical convoys are deployed. If every movement can be detected in advance, the strategic surprise is reduced and safety distances increase, which directly impacts the effectiveness of any intervention in sensitive areas. like Taiwan or the South China Sea. Resistant and difficult to destroy. Another key element is the very nature of these satellites: by operating in much higher orbits than traditional systems, they are considerably more difficult to neutralize with conventional anti-satellite weapons. Furthermore, by requiring only a few units to cover the planet, the system is cheaper to maintain and easier to protect or replace than large constellations in low orbit. A priori, this not only improves resilience in the event of conflict, but also complicates the plans of any adversary seeking to blind the space surveillance network. The software that listens in the noise. Beyond the hardware, the decisive leap seems to be in the algorithms capable of processing extremely weak signals after traveling tens of thousands of kilometers. Separating a ship’s echo from the chaotic noise of the ocean was, until now, a problem considered almost unsolvable at these distances, but the new approach allows identify minimal patterns amidst massive interference. This capability opens the door to even broader applications, from vehicle tracking to the detection of other military targets, and at least suggests that what has been seen so far could be just a first version of much more advanced systems. Master the orbit. In short, the strategic impact goes beyond the naval field and points to a deeper change where competition is no longer focused solely on controlling maritime routes, but on dominate orbital infrastructure which allows you to see before your rival. As many analysts point out, if this technology matures and is integrated with other intelligence and attack systems, the military balance could shift. towards those who control that permanent observation layer thousands of km away. In this scenario, the idea that it is enough a trio of satellites to monitor the movement of entire fleets ceases to be a hypothesis and becomes a clear warning for sailors of where modern warfare is headed. Image | Picryl, NASA In Xataka | China is making an “invisible ocean” of the planet: when it is finished it will steal the last advantage that the US had left In Xataka | China has just mounted the largest cannon in its history on the bow of a ship. And that can only point in one direction

Sleeping four hours a day and performing at your best is not a myth, it is a genetic rarity of 1% of the population

There are people who boast of sleeping only four or five hours a day and claim to wake up fresh as a lettuce, something that can generate a lot of envy, but also skepticism, since it seems hardly credible being able to sleep little and be so active. And science has not stopped saying that sleeping little it is very bad for your healthalthough there is an exception to the rule (as we are used to seeing). What we knew. For decades, the unwavering recommendation of the World Health Organization and sleep medicine experts they have been clear: a healthy adult needs between 7 and 9 hours of sleep night so that your immune system, your metabolism and your mental health function properly. Getting out of there, below, is buying tickets for diseases such as, for example, Alzheimer’s to appear. The exception. Given this rule, there is 1% of the world’s population that has a true genetic superpower that allows them to bypass this rule without any consequences. And the culprit has been detected by researcher Ying-Hui Fu, who after tracking down these people has seen that it has an important genetic component. How it looked. To do this, the researcher decided to analyze entire families where several of their members ‘functioned’ perfectly with just six hours of sleep, without showing daytime sleepiness or cognitive deterioration, while the rest of their family members needed more than eight hours of sleep. And from here, the culprit had a first and last name: the mutation of the DEC2 gene, known as BHLHE41. Although this finding has been the tip of the iceberg, because subsequent studies in animal models and entire families of humans have found a real cocktail of mutations in other genes that seem to optimize sleep so that four hours is more than enough. And it even gave them a ‘protective shield’ against cognitive decline when they faced even shorter nights. In the end they are all benefits. Because you don’t have to try. Reading about these mutations can be tempting, since, after all, different very relevant figures have sold us the myth that we should sleep little because it is a waste of time, and we should get up early at five in the morning. But the truth is that it is vital to separate these people who have an alteration in their genetics from people who sleep little because they want to. If this is not the 1% of the population (which is most likely), science suggests that chronically sleeping six hours or less during middle age increases the risk of suffer from dementia by 30%and even the chances of suffering from diabetes or hypertension also increase. This means that the body should not be deprived of sleep when it is ‘asking for’ it. Something that is noticeable as soon as you wake up. Future views. The interest of the scientific community aims to perfectly understand how these genes can make sleep much more efficient, and above all how they protect against different diseases related to sleep deprivation. In this way, the long-term goal is not necessarily to create pills so that we all sleep four hours and work more, but rather to develop therapies for sleep disorders or prevent diseases such as Alzheimer’s. Images | user18526052 on Freepik In Xataka | Drink water right before going to sleep? Science has finally clarified whether it is a good idea or a terrible enemy of sleep

five eReaders on offer to devour novels on Book Day

There are only two days left until the arrival of Book Day, so if you dare to make the leap to digital format or if you simply want to make a “wardrobe change” to renew the one you already have, today we are going to review the five best offers that we can find in these devices with brands such as Kindle or Kobo. Kobo Clara Color by 149 eurosa perfect reader for those looking for two things: color screen and a compact format. Kindle Paperwhite by 129 euros when you log in to MediaMarkt, Amazon’s best value eReader. PocketBook Verse Pro by 155.90 eurosa reader aimed primarily at those who want to use buttons to turn pages. Kobo Clara BW by 149 eurosa reader similar to the Clara Color, but with a black and white screen. PocketBook Era by 229 eurosa perfect reader for those looking for a large, color screen. Kindle Paperwhite (with advertising) The price could vary. We earn commission from these links Kobo Clara Color He Kobo Clara Color It is perfect for those people looking for a color eReader without losing the portable format offered by a six inch screen. It allows you to read comics and magazines, as well as novels, manga and other types of books. But it also allows you to see illustrations and covers in color or underline dialogues with different colors to differentiate the characters in a book. And all this for 149 euros at MediaMarkt and other stores. The price could vary. We earn commission from these links Kindle Paperwhite The eReader with the best quality-price ratio on Amazon is the Kindle Paperwhiteand it is basically because it offers performance like few other readers we have seen, its battery is the largest of the Amazon models (autonomy of up to 12 weeks), comes with a seven-inch screen and has 16 GB to store many books. In addition, it is waterproof. By 129 euros It is one of the best eReaders for reading in black and white. Of course, right now it is on sale for 129 eurosbut to see the discount you have to log in to MediaMarkt. Kindle Paperwhite (with advertising) The price could vary. We earn commission from these links PocketBook Verse Pro He PocketBook Verse Pro It is a very interesting eReader because it has several features. It is the ideal model if you are looking for a compact six-inch reader, but that allows the possibility of turning pages with the touch screen or through buttons, which in this case are located at the bottom. It’s also waterproof, comes with 16GB of storage, and allows you to access Dropbox. Its price in this case is 152.90 euros in El Corte Inglés. The price could vary. We earn commission from these links Kobo Clara BW Do you like the Kobo Clara Color but you are only going to read in black and white? Well he Kobo Clara BW It’s perfect for you. In fact, It’s the one I usually recommend to friends and family.. It is essentially the same model, but instead of having a color screen, it comes with a black and white e-ink screen. It also has a six-inch panel, is waterproof and can play audiobooks. Its price on MediaMarkt is 149 eurosthe same one that the Kobo Clara Color has. The price could vary. We earn commission from these links PocketBook Era And if you are looking for a large model that also incorporates a color screen along with a button panel… here comes the PocketBook Eraan eReader that 229 euros It is most interesting. Its color screen is seven inches, the button panel in this case is located on the right side of the front, it comes with 32 GB of internal storage, is water resistant, has an audio output and allows access to Dropbox. The price could vary. We earn commission from these links Some of the links in this article are affiliated and may provide a benefit to Xataka. In case of non-availability, offers may vary. Images | Rakuten Kobo, Amazon Kindle, PocketBook In Xataka | Which Kindle to buy: buying guide with recommendations to get it right with Amazon e-book readers In Xataka | The 25 best science fiction books

so Samsung Mother’s Day

It’s still a little while before it arrives, but Samsung is already in Mother’s Day mode. What does that mean? That its official store has a lot of discounts right now, both on TVs and on appliances and any of its devices, thanks, mainly, to the code ‘MAMITA10‘. We are going to show you some outstanding offers, although these prices are not the only thing to take into account. Because, furthermore, we can finance our purchases for up to 24 months without interest with PayPalwhich makes it much easier to renew what we need. TV 75″ QLED QEF1 4K Samsung Vision AI Smart TV 2025 The price could vary. We earn commission from these links There is a lot to choose from, but we have selected five example offers where there are appliances and some TV: Refrigerator Combi 2m 390L and Smart AI by 600 euros (instead of 1,109 euros). Bespoke AI Class A Combi Refrigerator by 937 euros (instead of 1,799 euros). Bespoke AI American Refrigerator by 1,599 euros (instead of 2,849 euros). 9Kg Ecobubble Washing Machine by 384 euros (instead of 609 euros). 75-inch QLED QEF1 Smart TV by 629 euros (instead of 1,499 euros). Combi refrigerator 2m 390L and Smart AI We start with this combi refrigerator, with 390 liters of capacity and 2 meters high. Because it uses Samsung’s SpaceMax technology, its walls are thin, which means it makes much more use of its space. In addition, it integrates with the SmartThings ecosystem of the Korean manufacturer and has energy efficiency C. The RRP of it is 1,109 euros, but we can take it right now for 600 euros (or 25 euros per month if we finance 24 months). That’s a 46% discount. We break down the prices so that everything can be seen clearly: Right now, this refrigerator is reduced to 777 euros. If we use Delivery and Release, the renewal system that Samsung has, we will obtain a direct discount of 60 euros. In addition, we will also receive a refund of up to 330 euros depending on the appliance we deliver. Using PayPal or Bizum as a payment method, we will receive an additional 50 euros discount. Finally, we have the code ‘MAMITA10‘ which will give us a 10% discount. Combi refrigerator 2m 390L and Smart AI – RB38C776CS9/EF The price could vary. We earn commission from these links Bespoke AI Class A Combi Refrigerator If you are looking for a refrigerator similar to the previous one, but with a higher energy ratingyou have this Bespoke AI, which is class A. It measures a little more than 2 meters high and has a total capacity of 387 liters, which is not bad at all. What is not bad either is its price right now, we can buy it for 937 euros (instead of 1,799 euros). A great price that, if we do the math, is a 48% discount. As with the previous one, let’s look at the discounts: Its price is currently at 1,261 euros, so we are already facing a fairly significant starting discount. We can also use Delivery and Release, although in this case the direct discount is much greater: 170 euros. All without forgetting the maximum of 330 euros in reimbursement that we can obtain for our old appliance delivered. With PayPal (or Bizum), the discount is also 50 euros. And, as with the previous one, we can use ‘MAMITA10’ to have a 10% discount. Bespoke AI Combi Refrigerator 203cm 387L Class A Inox RB38C7B6AS9/EF The price could vary. We earn commission from these links Bespoke AI American Refrigerator Now that the American refrigerators They are so fashionable, we are also in a good time to get this one from Samsung. In this case, its capacity rises to 614 total liters. and its 21.5-inch screen stands out a lot, which can be used to manage the food in the refrigerator, plan meals or even, why not, browse the Internet. We can get it for 1,599 euros or 66.63 euros per month in 24 months (instead of 2,849 euros). 44% discount. Below are the discounts: Its price right now starts at 1,997 euros. With Delivery and Premiere, in addition to the maximum refund of 330 euros, we have a direct discount of 170 euros. We also have a 50 euro discount for paying with Bizum or PayPal. And we can also use the code ‘MAMITA10’. Bespoke AI Family Hub™ American Refrigerator 178.5cm 614L Class E Inox RS90F66BETEF The price could vary. We earn commission from these links 9Kg Ecobubble Washing Machine We now change to a washing machine, in this case one with a 9 kg capacity and energy classification A, which represents a significant saving on the electricity bill. You can integrate it into SmartThings and control it from your mobile or receive notifications when a wash cycle ends, as well as receive program recommendations so that our washes are better and more efficient. comes out for 384 euros (instead of 609 euros, so it is a 37% discount) and these are the discounts that we can apply: To start, this washing machine is available for 426.91 euros. In this case, we can only use ‘MAMITA10’ to get the 10% discount. 9Kg Ecobubble™ Class A Washing Machine White WW90CGC04DAEEC The price could vary. We earn commission from these links 75-inch QLED QEF1 Smart TV We finish this selection of offers with a TV and a 75-inch TV. This QEF1 from Samsung uses QLED technology, which results in more vivid colors than conventional LED televisions. In addition, it has Vision AI (Samsung’s AI for TVs) and seven years of guaranteed updates, which ensures that it is up to date for many years. We can get it for 629 euros or 26.21 euros per month in 24 months (instead of 1,499 euros), which translates into a discount of 58%. These are the discounts or promos that we can take advantage of with it: Its starting price is 699 euros, quite reasonable … Read more

The list of space launches is collapsed. Meanwhile, SpaceX has done two in a single day

More and more public and private space companies are launching into space. Most are commercial, often satellite-related. There are so many events of this type that launch platforms are beginning to become saturated and many companies are beginning to look for alternatives, such as launches from the sea. Despite this situation, SpaceX has just launched two Starlink satellites on the same day. 19 hours difference. Last Tuesday, April 14, Elon Musk’s space company carried out two launches of rockets loaded with Starlink satellites: one at 5:23 am EDT and another at 00:29 EDT. With the first launch, 29 Starlink satellites were put into orbit and with the second 25. Favor treatment? In 2025, the Donald Trump Government announced its intention to relax space regulationsthus streamlining licenses for releases. A year earlier, when Elon Musk showed himself as one of the main supporters of the now president during his electoral campaign, this topic was already mentioned on several occasions. The CEO of SpaceX had expressed interest in which the Federal Aviation Administration accelerated the processing of licenses for its launches. Therefore, despite the fact that Musk and Trump’s relations are not the best currently, it could be thought that he has had this possibility due to favored treatment. Although it doesn’t seem like the case. The strategy. In reality, the easing of space regulations does not fall solely on SpaceX. Many licenses can be obtained more quickly. But this requires a good strategy. To begin with, when a launch is made it is necessary to stop maritime and air traffic for a time to avoid accidents. This should be done for an optimal amount of time.without putting anyone in danger, but in a way that does not slow down transport too much. Therefore, it is not viable to make two launches in a row in the same place, even if they are licensed. To avoid this problem, Elon Musk made his two launches on Tuesday from two different points: Florida and California. Thus, problems are avoided. The more the better (at least for Musk). Repeat, repeat and repeat. That is Elon Musk’s maxim. With Starshipfor example, has carried out many test launches until its operation is optimized. There have been explosions, but also achievements. The key is to rehearse over and over again. With Starlink, SpaceX aims to send tens of thousands of satellites into space. Therefore, launches cannot be spaced out over time, especially now that they have other companies on their heels. Elon Musk needs these strategies, which for him are plausible, but which give a lot to think about about the possible lack of ethics and the inequality that exists between some space companies and others. Image | US Space Force photo, Gwendolyn Kurze In Xataka | Ukraine’s military has a problem almost as important as Russia: Starlink belongs to Elon Musk

MediaMarkt’s new Day without VAT is coming strong with discounts on OLED TVs, mobile phones and even video games

Just a few hours ago, MediaMarkt started a new edition of its star promo: Day without VAT. As usual, we have available a huge list of technology offers where we can find very good prices on cell phones, televisions, scooters, watches, air purifiers and, essentially, anything we need right now. The promo, which will last only until tomorrow at 9 in the morninghas very sweet offers. Below we leave you a selection of five that we find interesting: HW-Q990F/ZF Sound Bar by 698.35 eurosone of the best sound bars on the market. Xiaomi 15T Pro by 453.72 eurospowerful mobile with a 144 Hz screen and Leica camera. Galaxy S25 Ultra by 1,197.72 eurosa great Android mobile that still has some juice left in it for a while. LG OLED55B56LA by 798.35 eurosa 55-inch TV with bright colors that is ideal for watching movies. ‘Pokémon Pokopia‘ by 61.15 eurosone of the best games on Nintendo Switch 2 and in 2026. HW-Q990F/ZF Sound Bar We start with a Samsung sound bar and, in fact, it is one of the best from the Korean manufacturer. We are looking at a sound bar that comes with two independent speakers and a subwoofer to offer a total sound power of 756 Wideal if you want to set up a cinema in the living room. In addition, it is compatible with Dolby Atmos and, if you have a Samsung television, you can pair it with the TV speakers with Q-Symphony and thus achieve a better experience. It is available for 698.35 euros. Soundbar – Samsung HW-Q990F/ZF, Bluetooth, 756 W, Subwoofer and wireless Dolby Atmos, 11.1.4 channels, WiFi, Titanium Black The price could vary. We earn commission from these links Xiaomi 15T Pro If we are looking for a new Android mobile, this Xiaomi 15T Pro It is a very good option. We are looking at a device that has a 6.83-inch screen with a refresh rate of 144 Hzsomething that is not usually seen on many mobile phones and is ideal for having a fluid experience or reading text. In addition, it has a Leica signature photographic system, good battery and notable performance. comes out for 453.72 euros. Mobile – Xiaomi 15T Pro, Black, 256 GB, 12 GB RAM, 6.83 ” AMOLED, MediaTek Dimensity 9400+, 5500 mAh The price could vary. We earn commission from these links Galaxy S25 Ultra It is true that the new one is now available S26 Ultrabut he Galaxy S25 Ultra It is still a great buy in 2026. It has a 6.9-inch screen with one of the best anti-reflective treatments there isideal so that not even the sun bothers you when you are outdoors. In addition, plenty of power with the Snapdragon 8 Elite, a very complete camera system and it has six years of guaranteed updates left (it came out with 7, but a year ago). Costs 1,197.72 euros. Mobile – Samsung Galaxy S25 Ultra, Titanium Black, 512 GB, 12 GB RAM, 6.9″ WQHD+, Snapdragon 8, 5000 mAh The price could vary. We earn commission from these links LG OLED55B56LA This LG OLED55B56LA television is perfect for taking the leap into this technology, since it is a model with a good price right now (it costs 798.35 euros). It is a TV that offers pure black and very vivid colors, which will give you a great experience when watching movies at home. In addition, it also offers 0.1 ms and 120 Hz response time with VRR on its HDMI 2.1 ports, which is ideal for gaming. 55″ OLED TV – LG OLED55B56LA, 4K OLED, α8 AI Processor 4K Gen2, Smart TV, DVB-T2 (H.265), Umber brown The price could vary. We earn commission from these links Pokémon Pokopia We close this selection of offers with a video game, in this case with one of the best releases so far this year. ‘Pokémon Pokopia‘ is a title that is very far from what this franchise usually is with a video game where there is a lot of exploration, puzzles and tons of things to discover. It is, without a doubt, one of the best exclusives of nintendo switch 2 until now and comes out 61.15 euros. Nintendo Switch 2 Pokémon Pokopia (Game Key Card) The price could vary. We earn commission from these links Other interesting offers from MediaMarkt’s VAT-Free Day Some of the links in this article are affiliated and may provide a benefit to Xataka. In case of non-availability, offers may vary. Images | MediaMarkt In Xataka | The best mobile phones, we have tested them and here are their analyzes In Xataka | Best televisions in quality price. Which one to buy and seven recommended 4K smart TVs

In China, 470 series made with AI are produced per day. 99.9% of them do not reach anyone

In January 2026, the platforms streaming Chinese companies recorded the launch of more than 14,600 short series generated with artificial intelligence. There are 470 new titles a day, all ready to be distributed through applications like Douyin or Hongguo. The fact that is not widely disseminated is where almost all of that content went. Long live the microdramatic. The microdramas (either duanju) They are mobile series with episodes of between two and five minutes, usually adaptations of novels previously published in web format, and which are disseminated on pages financed not with subscriptions, but through micropayments and algorithmic advertising. The narrative of these series is extremely formulaic, despite the fact that on paper it seems very varied: the rich also cry, time travel, sentimental revenge, melodramas concentrated in a few minutes, all designed (circular and repetitive plots, characters that enunciate what is happening) to consume between subway stops. The irresistible growth of duanju. The format had been flourishing for years before AI will arrive. The Chinese microdrama market lost revenue from 500 million dollars in 2021 to 7,000 million in 2024surpassing the national film box office that year for the first time. In 2025, the sector was already close to 9.4 billion. It is estimated that more than 830 million users consumed the format, and about 60% of them pay or make transactions on platforms that offer a few free episodes to hook viewers. As in so many other industrial aspects, China has built, without attracting the attention of the rest of the world, the largest serialized entertainment market in terms of volume on the planet. AI Invasion. A live-action microdrama cost more than one million yuan to produce in 2024. With AI tools like Kling or Seedancethe same project It costs between 50,000 and 100,000 yuan (between 6,000 and 12,000 euros). In the cheapest production studios, the figure drops to 30,000 or 40,000 yuan per complete series. The cost per minute of content fell from between 3,000 and 5,000 yuan at the beginning of 2024 to between 200 and 1,000 today. Everything changes. This fall has transformed the structure of the microdrama industry, and has boosted companies specialized in the AI ​​variant of the genre such as Jiangyou Culture, which with the support of China Literature (the publishing group affiliated with Tencent), grew to a thousand employees and has a turnover of around 1 billion yuan annually with net margins of between 20% and 30%. Judian, another production company, generates around a hundred microdramas photorealistic films per month and between one thousand and two thousand audiodramas with synthesized voice. 99.88%. Of the 127,800 AI series in circulation in February 2026, the proportion that crossed the 100 million views threshold was 0.117%. In 2025, the specialized app Douyin launched 60,000 series generated with AI, and only ninety-six reached that same number. That 0.16% success rate has been dropping as production volume has risen. But there are also differences with live-action microdramas: the most watched AI series accumulated about one billion views, and the most successful live-action series, 4.4 billion. Viewers detect the synthetic quality and the uncanny valley the emotional commitment is burdened, which leads, according to experts, to a significant abyss: the viewer does not want to pay for it. Advertising spending. The dominant business model in this million-dollar sector is known as “traffic arbitrage”: produce cheaply with AI, invest aggressively in advertising within the platforms to generate visits and pray to survive on the margin. In March 2026, daily advertising spending on AI microdramas on Douyin exceeded 70 million yuan, surpassing that of live-action productions for the first time. That is to say: the loop can be financially sustained even if the audiences do not attend. The actors suffer. Actor Li Wenhao entered the microdrama industry in 2023 and worked 50 consecutive days. In March 2026, only six worked, according to Hello China Tech. Castings are increasingly rare, microdrama production companies they hire fewer and fewer humans: For example, Chengdu Zhongdu, a medium-sized studio, announced in March that it was abandoning production live-actionconverting its entire workforce to AI. Actress Hao Lei, one of the most respected figures in Chinese dramatic cinema, has said that AI will replace 90% of actors, adding that in certain records it already surpasses the human equivalent. Stolen faces. The displacement of professional actors was foreseeable, but the massive and unauthorized appropriation of real faces was not so predictable. In early 2026, a 72-episode AI-generated historical drama appeared in Hongguo and gained widespread popularity before a blogger specialized in traditional Chinese clothing discovered that one of the characters had her face. The same thing was detected by another content creator, and neither of them was compensated or informed, Hello China Tech also says. And of course, professional actors have also been victims of this type of practice: Yi Yangqianxi (Jackson Yee), Xiao Zhan and Dilraba Dilmurat are some of them. But the cases of semi-anonymous people, like these content creators, are much more bloody: they discovered the theft of their face almost by chance, so anyone who has uploaded enough content to the internet to train an AI may find themselves in a similar situation. Header | pandaily

the day ships stop arriving from the Middle East

There is a date marked in red on logistics calendars across the continent: tomorrow, April 10. According to the projections of the analysis firm Argus Mediaaround this day the last shipments of aviation fuel (jet fuel) that managed to cross the Strait of Hormuz before its closure will dock in European ports. From that date onwards, entry volumes will plummet. The impact is no longer a theoretical threat. According to TVP Worldthe shortage is already palpable in Italy: the airports of Bologna, Milan Linate, Treviso and Venice have issued notices warning of possible restrictions on refueling due to the limited availability of fuel from their supplier, Air BP Italia. It is the first major warning of a domino effect that threatens to paralyze the European skies. The perfect storm in the Gulf. Since the start of the Third Gulf War on February 28 more than 20% has been canceled of the world’s seaborne jet fuel supply, and no less than 42% of seaborne imports from the European Union and the United Kingdom. The recent news of a “two-week truce” announced by US President Donald Trump has been received as a mirage in the industry. According to Politicalthe ceasefire will not solve the shortage in the short term. Willie Walsh, director general of the International Air Transport Association (IATA), warned that rebuild damaged refining capacity in the Middle East will take months. Among the infrastructures hit is the Al-Zour refinery in Kuwait, responsible for providing approximately 10% of Europe’s jet fuel imports, as pointed out BBC. Furthermore, maritime logistics is unforgiving. In the most idealized scenario where Hormuz is completely reopened today, ships would take 25 days to reach Europe sailing through a Red Sea where the Houthis remain a threat, or up to six weeks if they are forced to go around the Cape of Good Hope. Prices are skyrocketing. The price of aviation fuel in Europe reached last week an all-time high of $1,838 per ton, compared to 831 dollars before the start of the war. This increase translates into an immediate logistical problem on the landing strips. Anita Mendiratta, special advisor to the Secretary-General of UN Tourism, explains to Euronews a crucial technical detail: airports cannot store aviation fuel in large quantities. The entire system is designed to rely on continuous deliveries through refineries and pipelines. Any slightest interruption breaks the chain. The consequences are already visible on the exit panels. Just two weeks ago, we reported in Xataka that more than 25,000 flights canceled over the Middle East, while European airlines such as Scandinavian SAS have canceled at least 1,000 flights in April alone. For their part, giants like Delta Air Lines plan to absorb $2 billion in extra costs during the second quarter alone due to fuel, according to Reuters. How does it affect the passenger? Analysts of Barclays, in statements collected by Politicalthey end the era of “super normal” prices and cheap tickets. Airlines will also have to make drastic decisions about their fleets: Willie Walsh, in an interview with Bloomberganticipates that companies will be forced to evaluate the accelerated retirement of high-consumption aircraft, such as the gigantic A380. United States to the rescue (at the price of gold). In this survival scenario, Europe has found a lifeline on the other side of the Atlantic, although at a very high price. According to Financial TimesAmerican fuel already accounts for half of British imports (compared to the usual 7%). However, Europe is waging a fierce bidding war with Asia over shipments that, as it warns, Argus Media in the British environment, they will barely cover half of the gap left by the Middle East. Internally, the resistance goes in other directions. While countries with their own refining such as Poland are more protected, the calculations of Argus Media collected by Euronews They estimate that, without new shipments, commercial reserves will be exhausted in three months in the United Kingdom, in four in Portugal and in seven in Spain, Italy or Germany. Faced with this fragmented map, the EU is in tow: its spokesperson, Anna-Kaisa Itkonen, has acknowledged to the same medium that Brussels still lacks a “complete image” of national reserves to be able to organize a solidarity plan. The lessons of a dependent industry. Beyond the April emergency, the crisis has uncovered deep structural flaws in global aviation. According to Aviation WeekMarie Owens Thomsen, IATA’s chief economist, was astonished at the world’s complacency in living “under the domination of this monopolistic industry that is oil.” Thomsen denounced the very serious lack of investment in Sustainable Aviation Fuels (SAF), pointing out that capital is overwhelmingly directed to sectors such as artificial intelligence. For his part, Willie Walsh launched a direct criticism of governments: while States maintain immense strategic reserves of crude oil to cushion global crises, “it does not seem that we have any strategic reserves of jet fuel,” collects Aviation Week. The underlying fear is not just a difficult summer, but a permanent paradigm shift. According to a European executive in the energy sector to Politicalthe “worst case scenario” is that the Strait of Hormuz is reopened, but under new rules: with Iran applying permanent restrictions or charging tolls that alter global energy dynamics forever. A summer on the wire The high summer season is just around the corner and the market is walking on the wire. A firm analyst Vortexa warns in the BBC that, if these interruptions persist, maintaining the current level of flights will be logistically unsustainable without drastic route cuts and massive fare increases. Starting tomorrow, when the last ships that managed to escape the blockade unload their precious fuel in the continent’s ports, European aviation will begin to fly with the reserve light on. The era of absolute vulnerability of the European sky has just taken off. Image | Unsplash Xataka | The canary in the mine of the new oil crisis are the airlines: they are already canceling flights due to lack of fuel

the four day week

In Norway, leaving the office at three or four in the afternoon is neither a privilege nor an exception: it is the normal schedule for millions of workers. According to the Active Population Survey of Norway, the standard day in Norway It is around 37.5 hours per week distributed in shifts of 7.5 hours per day, and the real average is around 33.6 hours, which places the country among the developed economies. with fewer hours worked. Yet even with that enviable starting point, Norway is questioning whether the five-day-a-week model still makes sense. The response that is taking shape points towards the four-day week, not as a utopia, but as an ongoing experiment with scientific data behind it. A country that works little and produces a lot. In the Norwegian labor market, the idea of ​​working efficiently within a limited schedule predominates. As described by Carla, a Spanish resident in Norway in one of his videos on TikTok: “Most Norwegians have my perfect work schedule, 8 a.m. to 4 p.m., because it gives them plenty of time to do afternoon activities and spend time with family.” Far from hampering the economy, this commitment to conciliation coexists with productivity levels per hour worked among the highest in Europe. According to OECD data Norwegian employees accumulate 1,412 working hours per year, compared to the OECD average of 1,740. For its part, unemployment in 2025 was around 4.7%, according to data of Eurostat. Generation Z wants to go further. It is precisely the youngest workers who most strongly question the inherited model. According to the survey ‘Empowering Minds’ from YouGov, the invisible mental load derived from planning, anticipating and coordinating so much at work like at homeweighs especially on the younger generations in the Nordic countries. Raised in hyperconnected environmentsGeneration Z does not see the four-day week as a luxury but as logical evolution of smart work. And they have arguments to support it. A Deloitte survey to more than 23,000 young people reveals that the balance between life and work is the top professional priority of Generation Z, above the career progressionand that only 6% aspire to reach a leadership position as their primary objective. For this generation, working well is not synonymous with work more. The Nordic model has cracks. The problem is that this model, despite its virtues, has not managed to protect Norwegian workers from stress. The out of hours notifications and instant messaging have eroded the boundaries that Norwegian work culture had so carefully constructed, and sick leave due to mental disorders has continued to grow according to the official discharge records due to illness. It is in this context where the four-day work week ceases to be a union demand to become an alternative worth considering. If having a shorter than average day already improves the well-being of Norwegians, reducing an entire day could be the lever Norway needs to stop the deterioration of mental health of its workers. Productivity and well-being in four days. In 2024, the first Norwegian pilot program four-day work week. Eleven companies from sectors as different as hospitals, municipal services and consulting firms participated for six months under the 100:80:100 model (100% of the salary, working 80% of the time, with the objective of maintaining 100% of productivity). Same model they have followed other projects four-day workweek in the world, including that of Valencia in 2023. The Norwegian experiment was monitored by the consulting firm The Rework in collaboration with Karlstad University and Boston College. The results collected in the official report that have just been made public, show that this day model combines the best of both worlds. Stress was reduced by 19%, participants went from sleeping 6.6 hours a night to 7 hours, and satisfaction with time for personal activities grew by 44%. All of this occurred while perceived productivity increased by 13%. Of the ten participating companies that shared their business results, five recorded improvements and another five maintained the same levels of productivity and profits as before the experiment. That is, none of them worsened their performance by reducing the working day. In fact, the results were so satisfactory that ten of the eleven companies they decided to continue with the week reduced at the end of the test. In Xataka | Germany has successfully tested the vital basic income of 1,200 euros: they improved their training and changed jobs Image | Unsplash (Julian Zwengel, Jopopz Tallorin)

The solution is to ejaculate every day

For decades we have had a very clear idea in our minds about male fertility: to have a good semen sample, it is necessary that there is a period of abstinence in which the man should not ejaculate. Now this idea has completely changed with a new review published in which this idea is now completely eliminated, recommending having to ejaculate at least once a day. What we thought. The guidelines that were conditioning a good part of human reproduction did not come from anywhere, but from the WHO itself, which today recommends between 2 and 7 days without ejaculating before undergoing a seminogram. A fundamental test to be able to see the quality of semen with the number of sperm and their movements. The new paradigm. The key research It was published at the end of this month of March and its conclusions leave no room for doubt that the protocols of fertility clinics must change sharply. To reach these conclusions, Oxford researchers They have not fallen short with the data, since they have integrated no less than 115 studies in humans, covering more than 54,800 men, and 56 studies in 30 animal species. This enormous amount of information, whose open data is available on the Dryad platform, has served to demonstrate a fundamental biological phenomenon: post-meiotic senescence. What does it mean. This term refers, in very extreme terms, to the fact that sperm ages and ‘spoils’ if it is stored for a long time. If we develop it a little further, the researchers point out that prolonged storage in men’s reproductive tracts causes greater DNA damage, triggers oxidative stress and drastically reduces sperm motility. But the most important thing is that this occurs regardless of the age of the man, or the male in the case of animals. In this way, the problem is not how old a man is to be able to have offspring, but rather how long that sperm has been ‘saved’. A paradigm shift. The Oxford findings, supported by different previous studies, clash head-on with the current guidelines that the WHO has and that are followed in many parts of the planet. In this way, if the sperm begins to suffer damage from oxidation and DNA fragmentation after a few days, asking fertility patients to wait up to a week of abstinence is counterproductive, since we would be obtaining a sample of poorer quality. Previous studies had already seen that abstinence longer than 3 days increases sperm DNA fragmentation by up to 50%, but when daily ejaculations are made, sperm vitality improves significantly. The conclusion. With all this information, Oxford points out that regular ejaculation, whether with sexual intercourse or masturbation, is the best way to guarantee high-quality sperm. This is data that is crucial not only for humans, but also for captive breeding programs for animals. But where this is going to mark a before and after is in fertility clinics, whether with couples who have problems having a child or even for those men who they donate their semenwhere you would also be getting a sample of lower quality than the real one. Cover | Generated with Gemini In Xataka | ‘Children of Men’ is ceasing to be a dystopia: the global sperm count has been sinking for years

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