Каталог RSS-каналов (RSS-лент) — RSSfeedReader -> Phys.org: Tech Xplore: Electronic gadgets, technology advances and research news. Вт, 15 июля 2025, 01:04:09

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Tech Xplore internet news portal provides the latest news on electronics, technology, and engineering.

1. Five EU states to test age-check app to protect children onlineПн, 14 июл[-/+]

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Five EU countries including France will test an app aimed at preventing children from accessing harmful content online by checking users' ages, the European Commission said Monday.

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2. AI engineers don't feel empowered to tackle sustainability crisis, new research suggestsПн, 14 июл[-/+]

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A survey of 23 machine learning (ML) practitioners across the U.K. and other parts of the world, conducted by King's College London, highlighted feelings of alienation from the sustainability of models, suggesting environmental credentials were not viewed as part of an AI's performance.

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3. First electronic–photonic quantum chip created in commercial foundryПн, 14 июл[-/+]

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In a milestone for scalable quantum technologies, scientists from Boston University, UC Berkeley, and Northwestern University have reported the world's first electronic–photonic–quantum system on a chip, according to a study published in Nature Electronics.

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4. How Eurostack could offer Canada a route to digital independence from the United StatesПн, 14 июл[-/+]

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The contemporary internet has been with us since roughly 1995. Its current underlying economic model—surveillance capitalism—began in the early 2000s, when Google and then Facebook realized how much our personal information and online behavior revealed about us and claimed it for themselves to sell to advertisers.

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5. Amazon's AI assistant struggles with diverse dialects, study findsПн, 14 июл[-/+]

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A new Cornell study has revealed that Amazon's AI shopping assistant, Rufus, gives vague or incorrect responses to users writing in some English dialects, such as African American English (AAE), especially when prompts contain typos.

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6. Energy supply model developed for planning and policy-makingПн, 14 июл[-/+]

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The energy transition poses challenges for countries, cities, and regions. The use of sustainable sources of energy is key to halting climate change. At the same time, the costs of the energy system must not spiral out of control, and supply security must be ensured. These three aspects—sustainability, costs, and supply security—form what is known as the energy trilemma.

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7. X-59 model tested in Japanese supersonic wind tunnelПн, 14 июл[-/+]

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Researchers from NASA and the Japanese Aerospace Exploration Agency (JAXA) recently tested a scale model of the X-59 experimental aircraft in a supersonic wind tunnel located in Chofu, Japan, to assess the noise audible underneath the aircraft.

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8. AI-powered occupancy tracking system optimizes open-plan office designПн, 14 июл[-/+]

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Researchers at The University of Osaka have developed a novel framework for measuring occupancy in open-plan offices with unprecedented precision. This innovative system uses computer vision and AI to analyze occupancy at a micro-scale level, focusing on specific functional zones within the office.

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9. Mechanical tuning boosts performance of terahertz communication devices at high frequenciesПн, 14 июл[-/+]

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Terahertz frequencies above 100 GHz offer extremely wide bandwidths suitable for next-generation wireless communications, and research toward their practical use is ongoing worldwide. In particular, the 150 GHz and 300 GHz bands are actively being studied in Japan due to their relatively low atmospheric attenuation, which enables stable signal propagation.

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10. The forgotten 80-year-old machine that shaped the internet—and could help us survive AIПн, 14 июл[-/+]

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Many years ago, long before the internet or artificial intelligence, an American engineer called Vannevar Bush was trying to solve a problem. He could see how difficult it had become for professionals to research anything, and saw the potential for a better way.

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11. AI helps stroke survivors find their voiceПн, 14 июл[-/+]

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A new approach using generative AI platforms such as ChatGPT is showing promise in enhancing communication for people with language disorders.

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12. Mexican voice actors demand regulation on AI voice cloningПн, 14 июл[-/+]

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Mexican actors protested the growing threat artificial intelligence poses to their industry, calling on Sunday for better regulations to prevent voice cloning without consent.

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13. Battery breakthrough: Researchers improve performance of rechargeable water-based cellsПн, 14 июл[-/+]

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Engineering researchers at the University of Alberta have found a way to make rechargeable, environmentally friendly water-based batteries perform far better than those currently available.

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14. Pancaked water droplets help launch Europe's fastest supercomputerПн, 14 июл[-/+]

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JUPITER became the world's fourth fastest supercomputer when it debuted last month. Though housed in Germany at the Julich Supercomputing Center (JSC), Georgia Tech played a supporting role in helping the system land on the latest TOP500 list.

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15. Mapping the minefield: First comprehensive security review of NFTs reveals widespread vulnerabilitiesПн, 14 июл[-/+]

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Non-Fungible Tokens (NFTs) have transformed digital ownership by enabling the trade of unique assets through blockchain technology. From art and music to virtual real estate, these tokens have become central to the Web3 economy. Yet, this rapid innovation has outpaced security measures, leaving users vulnerable to sophisticated scams, technical exploits, and project failures.

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16. What a folding ruler can tell us about neural networksПн, 14 июл[-/+]

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Deep neural networks are at the heart of artificial intelligence, ranging from pattern recognition to large language and reasoning models like ChatGPT. The principle: during a training phase, the parameters of the network's artificial neurons are optimized in such a way that they can carry out specific tasks, such as autonomously discovering objects or characteristic features in images.

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17. High-purity green hydrogen with very low tar from biomass, with chemical looping gasificationПн, 14 июл[-/+]

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A promising industrial process can turn crushed sugar cane waste into green hydrogen far more efficiently than previously thought, shows a SECLG process simulation from the University of Johannesburg. The study is published in Renewable Energy.

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18. Disappearing electronics: Biodegradable fiber electronics offer solution to e-waste and textile pollutionПн, 14 июл[-/+]

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The world produces over 92 million tons of textile waste annually, much of it made from synthetic materials that can linger for centuries. Add to that the surge in wearable electronics—smartwatches, fitness trackers, sensor-laden garments—and the problem becomes two-fold.

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19. New simulation system generates thousands of training examples for robotic hands and armsПн, 14 июл[-/+]

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When ChatGPT or Gemini give what seems to be an expert response to your burning questions, you may not realize how much information it relies on to give that reply. Like other popular generative artificial intelligence (AI) models, these chatbots rely on backbone systems called foundation models that train on billions, or even trillions, of data points.

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20. Amazon Prime Day finds success amid tariffs, consumer concernsПн, 14 июл[-/+]

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Amazon Prime Day sales looked bumpy at first this week, with year-over-year comparisons for the first two days down. But by Friday, early data showed solid sales for the tech giant despite economic uncertainty.

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21. NVIDIA's new AI tool enables precise editing of 3D scenes and photorealistic imagesПн, 14 июл[-/+]

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Over the past years, computer scientists have introduced increasingly sophisticated generative AI models that can produce personalized content following specific inputs or instructions. While image generation models are now widely used, many of them are unpredictable and precisely controlling the images they create remains a challenge.

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22. xAI apologizes for Grok's offensive postsВс, 13 июл[-/+]

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Elon Musk's startup xAI apologized Saturday for offensive posts published by its artificial intelligence assistant Grok this week, blaming them on a software update meant to make it function more like a human.

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23. Faced with US heat waves, the Navajo push for power—and A/CВс, 13 июл[-/+]

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Workmen plant electricity poles in the rust-orange earth of the Navajo Nation and run cables to Christine Shorty's house—finally giving her power against the searing Arizona desert heat.

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24. Does AI actually boost productivity? The evidence is murkyСб, 12 июл[-/+]

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There's been much talk recently—especially among politicians—about productivity. And for good reason: Australia's labor productivity growth sits at a 60-year low.

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25. Beat the heat with these cooling gadgets and wearablesСб, 12 июл[-/+]

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You can only sit in front of the fridge with the door open for so long.

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26. What the 'black box' can tell us about plane crashesСб, 12 июл[-/+]

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A preliminary finding into last month's Air India plane crash has suggested the aircraft's fuel control switches were turned off, starving the engines of fuel and causing a loss of engine thrust shortly after takeoff.

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27. Musk's latest Grok chatbot searches for billionaire mogul's views before answering questionsПт, 11 июл[-/+]

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The latest version of Elon Musk's artificial intelligence chatbot Grok is echoing the views of its billionaire creator, so much so that it will sometimes search online for Musk's stance on an issue before offering up an opinion.

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28. Driving assistance systems could backfire: Some warning alerts can lead to more hazardous drivingПт, 11 июл[-/+]

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In recent years, every new car driver has been getting used to bells and beeps. As automakers try to make cars safer, they've introduced increasingly sophisticated driving assistance systems, to warn a driver when they're drifting out of their lane or someone's in their blind spot.

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29. Elon Musk's X platform investigated in France for alleged data tampering and fraudПт, 11 июл[-/+]

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French prosecutors have launched a police investigation into alleged data tampering and fraud involving X, Elon Musk's social media platform.

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30. New method replaces nickel and cobalt in battery for cleaner, cheaper lithium-ion batteriesПт, 11 июл[-/+]

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A team of McGill University researchers, working with colleagues in the United States and South Korea, has developed a new way to make high-performance lithium-ion battery materials that could help phase out expensive and/or difficult-to-source metals like nickel and cobalt.

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