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With the International Space Station (ISS) set to retire in 2030, several nations and commercial space companies have plans to deploy their own successor stations. This includes China, which plans to double the size of its Tiangong space station in the coming years, and the Indian Space Research Org…
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arXiv:2512.19676v2 Announce Type: replace
Abstract: Background: High-resolution MRI is critical for diagnosis, but long acquisition times limit clinical use. Super-resolution (SR) can enhance resolution post-scan, yet existing deep learning methods face fidelity-efficiency trade-offs. Purpose: To d…
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The James Webb Space Telescope (JWST) was involved in yet another first discovery recently available in pre-print form on arXiv from Cicero Lu at the Gemini Observatory and his co-authors. This time, humanity's most advanced space telescope found UV-fluorescent carbon monoxide in a protoplanetary de…
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The December 2023 flood. The 2022 Halloween storm. The Patriots Day storm of 2007. The Great Ice Storm of 1998.  These dates are shared memories in the Appalachian foothills of western Maine. Not every resident believes in climate change but nearly all can recount days and weeks of weather extremes …
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One of the zodiac’s subtler constellations comes into view on winter evenings, with the moon helping to point the wayYou can track down one of the zodiac’s fainter constellations this week. Aries, the ram, lies between Taurus to the east and Pisces to the west. In the northern hemisphere, it is situ…
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Sadler’s Wells, a top performing arts theatre in London, hired one of the United Kingdom’s biggest public relations agencies — and one with close ties to the oil industry — to help it defend a sponsorship deal with Barclays. Brunswick Group — whose clients have included oil giants BP, Shell, and Ara…
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A new technique developed at the University of Helsinki uses fatty acids, hydrogen peroxide and visible light to dissolve and recover silver from waste, offering a safer alternative to conventional cyanide-based recycling. Researchers in Finland have demonstrated a new method for recycling silver th…
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The time is ripe to end the “Wolf Amendment,” a congressional bar inhibiting civil collaboration between the United States and China in space. The impetus for the law was noble — an attempt to challenge human rights conditions in China and prevent leaks of space-related technology — but in practice …
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Hungarian communications provider 4iG has agreed to invest $100 million in U.S.-based space station developer Axiom Space, broadening its footprint in the space industry amid a broader push toward vertically integrated capabilities in the industry.
The post Hungary’s 4iG commits to $100 million Axio…
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New NASA Administrator Jared Isaacman said he wants NASA to move faster on programs such as Artemis but acknowledged he needs time to get up to speed on NASA’s activities.
The post Isaacman emphasizes accelerating NASA programs as he takes agency’s reins appeared first on SpaceNews.
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21 December 2025, Čakovec — Genesis Space Flight Laboratories launches its Microgravity Research Rideshare Program, making it easier and more affordable to conduct retrievable experiments in space. From now on, […]
The post Microgravity Research Rideshare Program Launched by Genesis, Experiments fro…
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Written by Lucy Thompson, Planetary Scientist and APXS team member, University of New Brunswick, Canada Earth planning date: Monday, Dec. 22, 2025 As we all prepare for the holiday season here on Earth, we have been planning a few last activities before Curiosity and the team of scientists and engin…
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For most, getting into a car is a task that can be done without assistance. Yet for those whose destination is the Moon, the process of getting inside and secured – in this case, in NASA’s Orion spacecraft – requires help. That’s the role of the Artemis closeout crew. Trained to support Artemis II a…
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In anticipation of the upcoming 35th anniversary of the NASA/ESA Hubble Space Telescope, ESA/Hubble is continuing the celebrations with a new image of the Sombrero Galaxy, also known as Messier 104. An eye-catching target for Hubble and a favourite of amateur astronomers, the enigmatic Sombrero Gala…
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In celebration of the NASA/ESA Hubble Space Telescope’s 35 years in Earth orbit, an assortment of compelling images have been released today that were recently taken by Hubble. This stretches from the planet Mars to dramatic images of stellar birth and death, to a magnificent neighbouring galaxy. Af…
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An international team of astronomers using the NASA/ESA Hubble Space Telescope have discovered a stellar rarity: an ultra-massive white dwarf that formed when a white dwarf merged with another star, rather than through the evolution of a single star. This discovery, which was made possible by Hubble…
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In anticipation of the upcoming 35th anniversary of the NASA/ESA Hubble Space Telescope, ESA/Hubble is continuing the celebrations with a new view of the Eagle Nebula. This vast stellar nursery displays a towering spire of cosmic gas and dust that incorporates new data processing techniques develope…
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Forecasting tool predicts when demand will be highest, allowing NHS trusts to better plan staffing and bed spaceHospitals in England are using artificial intelligence to help cut waiting times in emergency departments this winter.The A&E forecasting tool predicts when demand will be highest, allowin…
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The year ahead in numbersUPDATE: Read the solutions hereAs we say goodbye to 2025, let’s delight in its numerical charms one final time. The year was unique this century as being a square number.442 = 1936452 = 2025462 = 2116Five 9sSix 8s.Six 7s.Six 6s.Four 5s.Six 4s.Four 3s.Four 2s.a partridge in a…
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Three crew members left the International Space Station and landed back on Earth after 245 days in space.The cosmonaut and station commander, Sergey Ryzhikov, handed over a symbolic key  to the Nasa astronaut Mike Fincke during a change of command ceremony onboard the station.The spacecraft landed a…
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The largest supermoon of the year, the so-called ‘beaver’ moon on Wednesday 4 November, was the biggest and brightest of 2025, just 357,000km from EarthWatch November’s ‘beaver’ supermoon rising over Sydney’s Bondi beach – videoGlowing September supermoon lights up the sky – in pictures Continue rea…
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Blue Origin successfully launches its huge New Glenn rocket on Thursday with a pair of Nasa spacecraft destined for Mars. It is only the second flight of the rocket that Jeff Bezos's company and Nasa are counting on to ferry people and supplies to the moon. The 321ft (98-meter) New Glenn blasts into…
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We’re introducing Zoomer, Meta’s comprehensive, automated debugging and optimization platform for AI.  Zoomer works across all of our training and inference workloads at Meta and provides deep performance insights that enable energy savings, workflow acceleration, and efficiency gains in our AI infr…
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We’re sharing how we’ve enabled Dolby Vision and ambient viewing environment (amve) on the Instagram iOS app to enhance the video viewing experience. HDR videos created on iPhones contain unique Dolby Vision and amve metadata that we needed to support end-to-end Instagram for iOS is now the first Me…
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arXiv:2512.21351v1 Announce Type: new
Abstract: Building on the affective dream-replay reinforcement learning framework of CosmoCore, we introduce CosmoCore-Evo, an extension that incorporates evolutionary algorithms to enhance adaptability and novelty in code generation tasks. Inspired by anthropo…
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There’s no doubt that 2025 has been one of the most politically chaotic years of the 21st century. Amid the domestic and geopolitical mayhem unleashed by Donald Trump’s return to the White House, powerful interests were busy enacting a radical anti-democratic agenda that has already changed our worl…
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Several Canadian media outlets gave prominent coverage in December to a new report arguing that exporting massive amounts of natural gas from British Columbia to Asia will be good for the global fight against climate change. But stories in Canada’s national newspaper of record, The Globe & Mail, as …
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arXiv:2512.21694v1 Announce Type: new
Abstract: Handwritten Text Recognition (HTR) is a well-established research area. In contrast, Handwritten Text Generation (HTG) is an emerging field with significant potential. This task is challenging due to the variation in individual handwriting styles. A l…
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arXiv:2511.13540v3 Announce Type: replace
Abstract: Ensuring fairness in Graph Neural Networks is fundamental to promoting trustworthy and socially responsible machine learning systems. In response, numerous fair graph learning methods have been proposed in recent years. However, most of them assum…
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arXiv:2512.21644v1 Announce Type: new
Abstract: We study the fair allocation of indivisible goods among agents, with a focus on limiting envy. A central open question in this area is the existence of EFX allocations-allocations in which any envy of any agent i towards any agent j vanishes upon the …