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Physics World
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- 1SiMa.ai raises $150m at $1.45bn valuation for edge AI chipsβΌSiMa.ai raises $150m at a $1.45bn valuation for physical AI chips
Silicon Valley chip startup SiMa.ai has raised $150 million at a $1.45 billion valuation to develop processors for physical AI, targeting real-world applications such as robotics and autonomous systems. The funding round makes the company a new unicorn and signals continued investor appetite for specialised edge AI semiconductors despite a challenging market for chip startups.
- 2Novak Djokovic upbeat about fitness ahead of China Open returnβΌNovak Djokovic upbeat about fitness as he gears up for China Open comeback
Novak Djokovic says he is optimistic about his physical condition as he prepares to return to competition at the China Open in Beijing. The former world number one has been managing fitness concerns, and his upbeat assessment will reassure fans hoping to see him back on court at full strength as the Asian swing of the tennis calendar gets underway.
- 3Polymer-tuned perovskite enables high-efficiency underwater solar cellsβΌPolymer-tuned perovskite creates high-efficiency underwater solar cells
Researchers have developed a polymer-tuned perovskite material that delivers high-efficiency solar cells capable of operating underwater, according to Physics World. The advance could open the way for solar power in aquatic environments such as underwater sensors and marine monitoring equipment, areas where conventional silicon cells perform poorly due to how seawater absorbs and scatters light.
- 4Quantum Computer Operates in Space for the First TimeβΌFor The First Time, a Quantum Computer Has Operated in Space
A quantum computer has been operated in space for the first time, according to a report by ScienceAlert. The milestone suggests quantum computing technology can function in the harsh conditions of orbit, opening the door to space-based quantum research and potentially quantum communication networks between satellites. Details about the hardware involved and the mission responsible have not yet been widely reported.
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Ethiopian marathon runner Tigst Assefa won the Berlin Marathon despite suffering cramps that cost her a chance at breaking the world record. She held on to take the title on a course where she has set records before, but the late-race cramping prevented another record-setting time. Coverage is focused on how close she came despite the physical setback.
- 6World's most accurate atomic clock passes a crucial testβΌWorldβs most accurate atomic clock passes a crucial test
The world's most accurate atomic clock has passed a crucial test, confirming the precision and reliability of the timekeeping technology. Atomic clocks underpin GPS, telecommunications and fundamental physics research, so any advance in accuracy is closely watched by scientists. The result is being reported as a milestone in precision measurement, though details of the test and the team behind it are not specified.
- 7Ukraine Announces 'Army Of Robots' In Manhattan Project-Style AI Pushβ"Manhattan Project For Physical AI": Ukraine Announces 'Army Of Robots'
Ukraine has announced a large-scale programme to build an 'army of robots', described by officials as a 'Manhattan Project for physical AI'. The initiative aims to develop autonomous ground and aerial systems at scale for battlefield use, drawing comparisons to the World War Two atomic research effort. The announcement has drawn international attention given Ukraine's ongoing war with Russia and the growing role of drones and robotics in modern combat.
- 8Heavy water isotopes improve weather prediction accuracyβΌHeavy water isotopes make weather predictions more accurate
Researchers report that tracking heavy water isotopes can make weather forecasts more accurate. Isotope ratios in atmospheric water vapour carry information about where moisture originates and how it evaporates and condenses, so including them in forecast models could sharpen predictions of rainfall and storms. The finding comes from the physics publication Physics World and is drawing attention as a potential advance in meteorological modelling.
- 9Driverless Trucks Offer Lessons for Safe AI RoboticsβDriverless Trucks Show How to Keep AI Robots From Killing Us
Bloomberg reports that driverless trucks may provide a model for how autonomous AI systems can be deployed safely without harming people. The argument is that self-driving freight has operated under strict testing, regulation and limited-use conditions, offering a template for governing more advanced robots. The piece adds to ongoing debate about how to manage AI risks as automation expands into physical industries.
- 10Angel Robotics unveils PHAI-X1 wearable robot for physical AI researchβΌAngel Robotics launches βphai-x1β wearable robot platform for physical AI research
South Korean robotics company Angel Robotics has launched PHAI-X1, a wearable robot platform aimed at physical AI research. The system is intended to give researchers a hardware base for developing and testing AI that interacts with the physical world, such as exoskeleton control and human-assistance applications. Details on pricing and availability were not included in the initial announcement.
- 11Nvidia settles trademark lawsuit over Modulus AI softwareβNvidia settles trademark lawsuit over 'Modulus' AI software
Nvidia has reached a settlement in a trademark lawsuit concerning its 'Modulus' AI software, according to a Reuters report. The dispute centred on Nvidia's use of the Modulus name for its framework for building physics-based machine learning models. Terms of the settlement were not disclosed in the report, and the company has not issued a detailed public statement on the outcome.
- 12Gecko Robotics CEO urges human control over physical AIβGecko Robotics CEO: Humans must remain in control of physical AI
Gecko Robotics' chief executive is arguing that humans must remain in control as artificial intelligence moves into the physical world through robots and industrial automation. The company builds robots used to inspect critical infrastructure such as bridges, power plants and pipelines. The intervention adds a robotics industry voice to the ongoing debate over how much autonomy should be granted to AI-driven machines in safety-critical settings.
- 13Roboharm study tests whether robots refuse unsafe instructionsβΌRoboharm: Do frontier robot policies refuse unsafe instructions?
A project called Roboharm is asking whether frontier robot policies actually refuse unsafe instructions. The work examines how AI systems controlling robots respond to harmful commands, a safety question increasingly urgent as AI models are deployed in physical robotics. Discussion is focused on how well current safeguards carry over from language models to embodied systems.
- 14DIC backs fenceless robot startup Mantis RoboticsβΌDIC backs fenceless robot startup Mantis Robotics in physical AI push
Digital Internet Capital (DIC) has invested in Mantis Robotics, a startup building fenceless robots designed to work safely alongside people. The deal is framed as part of a broader push into physical AI, where artificial intelligence moves beyond software into machines operating in real-world workplaces such as factories and warehouses.
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A Grade 12 student has won a physics competition organized by CERN, the European nuclear research organization. The win, reported by Indian media, highlights the achievement of a school student in a competition run by one of the world's leading particle physics laboratories. Details about the student's identity, the competition's scope, and the prize remain limited.
- 16CERN begins disconnecting the Large Hadron ColliderβMenurut saya dunia beruntung karena eropa masih peduli sama hal ini. CERN has begun disconnecting the Large Hadron Colli
CERN has started disconnecting the Large Hadron Collider, the world's largest particle accelerator near Geneva. The move is drawing reaction from science watchers, with one observer calling the world lucky that Europe still cares about fundamental research. Commenters see the shutdown as a significant moment for particle physics and are debating what comes next for European big science.
- 17Niantic Spatial's Spatial AI Now Powers Real-World RobotsβΌNiantic Spatial's Spatial AI Powers Real-World Robots
Niantic Spatial says its spatial AI technology is being applied to real-world robots, extending the company's geospatial mapping work beyond games and consumer apps into robotics. The move signals the firm's push into physical-world AI, where spatial understanding helps machines navigate and interact with their surroundings.
- 18AI computes record 9-loop physics amplitudeβΌAI beats human record, independently computes 9-loop physics amplitude | Most real-world calculations stop at 2, 3 loops | Inshorts
An AI system has reportedly set a record by independently computing a 9-loop physics amplitude, a Feynman diagram calculation far beyond typical human work. Most real-world perturbative calculations in quantum field theory stop at 2 or 3 loops due to their complexity. The result highlights how machine learning is beginning to automate some of the most demanding mathematical tasks in theoretical physics.
- 19Inside Sandia's Z machine: nuclear science meets clean energyβΌInside Sandiaβs Z machine, where nuclear war meets clean energy
The Albuquerque Journal takes readers inside Sandia National Laboratories' Z machine in New Mexico, the world's most powerful pulsed-power facility. Originally built to study materials under nuclear weapons conditions, the device is now central to research on fusion energy, exploring how the same physics that powers warheads could one day deliver clean, abundant power.
- 20British startup trains AI on video game player inputsβπ° The Next Evolution of AI Is Learning From Your Dodgy Gaming Skills A British startup is shaping video game inputs into
A British startup is turning video game controller inputs into training data for AI models designed to navigate the physical world. The idea is that human gameplay, including mistakes and clumsy manoeuvring, offers rich examples of how people learn to control complex systems, which could help robots and other embodied AI improve. The approach is drawing attention as a cheaper alternative to real-world data collection.
- 21NSF advances plan for world's most powerful laserβΌNSF advances plan to build worldβs most powerful laser
The US National Science Foundation is moving forward with a plan to build the world's most powerful laser. The facility would push the frontiers of high-energy physics, supporting research into matter under extreme conditions. UC Irvine reported on the development, and scientists in the physics community are watching closely as the project advances toward construction.
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Researchers report a DNA-based computing system that settles into thermodynamic equilibrium, a development discussed by Physics World. The work points to molecular computing approaches in which DNA strands carry out computations governed by physical laws of energy and entropy. Observers in the physics community are weighing what equilibrium behaviour means for the reliability and scalability of DNA computers.
- 23Midcentury raises $15 million seed round for robotics AIβMidcentury emerged from stealth with a $15 million seed round to address the data bottleneck in robotics. Source: Ventur
Midcentury has come out of stealth with a $15 million seed round to tackle the data bottleneck holding back robotics and physical AI. The startup says progress in robotics is limited by how hard it is to gather the real-world training data that AI systems need. The funding was reported by Ventureburn, and it lands amid growing investor interest in physical AI and robotics data solutions.
- 24AMD buys Fei-Fei Li's World Labs for $8.2 billionβ(YouTube) Bloomberg Tech: AMD acquires Fei-Fei Li's World Labs for $8.2 billion https://www. youtube.com/watch?v=uD62Yn8
Bloomberg Tech reports that AMD has acquired World Labs, the spatial-intelligence startup founded by AI researcher Fei-Fei Li, in a deal valued at $8.2 billion. The move signals AMD's push beyond chips into AI systems that understand 3D space and the physical world, a technology many see as a possible stepping stone toward more general artificial intelligence and advances in robotics.
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Startup Midcentury has raised a $15 million seed round to build training data for physical AI systems such as robots and autonomous machines. The funding signals continued investor appetite for startups supplying high-quality data to the physical AI sector, where collecting real-world sensor and motion data is considered a key bottleneck for training capable models.
- 26Tech workers get ChatGPT to drive a Toyota through a parking lotβTech workers in San Francisco connected ChatGPT to a Toyota Corolla and got it to navigate a parking lot using an off-th
Tech workers in San Francisco connected ChatGPT to a Toyota Corolla and had it navigate a parking lot using an off-the-shelf language model with no prior driving training. Only one model managed to complete the course. The experiment is drawing attention for showing both the potential and the limits of using general-purpose AI for real-world control tasks.
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Siemens Healthineers has launched Accela, a new ultrafast radiotherapy system for cancer treatment. The announcement, covered by Physics World, introduces technology that delivers radiation therapy in dramatically shortened sessions compared with conventional linear accelerators. The launch is drawing attention from medical physicists and oncology specialists interested in how faster treatment times could improve patient throughput and comfort.
- 28AMD Spends $8.2 Billion in Stock on Physical AI BetβΌAMD Pays $8.2 Billion in Stock for Non-Chipmaking Startup as CEO Bets on Physical AI
AMD is acquiring a startup outside its core chipmaking business in an all-stock deal valued at $8.2 billion, a move driven by CEO Lisa Su's push into physical AI, technology that connects artificial intelligence to robots, sensors and real-world systems. The deal signals AMD's ambition to compete beyond traditional semiconductors as demand for AI applied to hardware and machines accelerates across the industry.
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CERN, through its ATLAS Experiment, is hosting high school job shadowing, giving students a first-hand look at careers in particle physics and at one of the world's leading research laboratories. The programme lets teenagers follow professionals on site and see how large-scale physics research works day to day.
- 30GTA VI to feature hurricanes and realistic wind physicsβGrand Theft Auto VI will feature realistic wind physics, hurricanes, and a diverse ecosystem.
Rockstar Games' upcoming Grand Theft Auto VI is reported to include realistic wind physics, hurricanes, and a diverse in-game ecosystem, suggesting a major leap in environmental simulation for the series. The details are fueling anticipation about how weather and wildlife will shape gameplay in the open world set in Leonida.
- 31Cash hoarding in the UK points to demand for permissionless moneyβWhy cash hoarding in the UK proves the world still craves permissionless money
Cash hoarding is on the rise in the UK, and commentators argue it shows people still want money they can hold and use without asking permission from banks or authorities. The claim ties the surge in physical banknote holding to broader scepticism about financial institutions and renewed interest in alternative, permissionless forms of money.
- 32Nvidia's next 'holy grail' is physical AI, says analyst Dan IvesβNvidia's next 'holy grail' is physical AI: Dan Ives
Wedbush analyst Dan Ives says Nvidia's next major growth opportunity is physical AI, meaning artificial intelligence applied to robotics, autonomous vehicles and real-world machines rather than just software and data centers. He frames the technology as the company's next 'holy grail,' suggesting investors are watching how Nvidia extends its dominance in AI chips into embodied systems.
- 33Scholars Debate Whether International Relations Is Quantum HolographicβAre International Relations Quantum Holographic?
A question is being raised in academic circles: could international relations be understood as quantum holographic? The discussion, hosted on the E-International Relations platform, applies concepts from quantum physics and holography to the study of global politics, inviting debate about whether such frameworks can genuinely explain state behaviour and world order or remain metaphorical speculation.
- 34Uni-VLaT Brings Whole-Body Touch to Humanoid RobotsβΌUni-VLaT: Whole-Body Tactile Adaptation of VLA Policies for Humanoid Loco-Manipulation
Researchers unveiled Uni-VLaT, a framework that adapts vision-language-action policies with whole-body tactile sensing so humanoid robots can perform loco-manipulation β walking while handling objects. By combining touch feedback across the robot's body with vision-based policies, the system aims to make humanoids steadier and more capable in physical tasks. Details remain limited to the paper listing so far, with little public reaction or performance data yet available.
- 35AMD buys Fei-Fei Li's startup for $8.2 billionβΌAMD snaps up Fei-Fei Li's startup in $8.2 billion physical AI push
AMD has agreed to acquire the startup founded by AI pioneer Fei-Fei Li in a deal worth $8.2 billion, part of a broader push into physical AI technology. The acquisition signals AMD's ambition to expand beyond chips for data centers into AI systems that operate in the real world, intensifying competition with Nvidia and other rivals in the rapidly growing physical AI sector.
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Flechas de Vida, an archery programme for people affected by breast cancer, has published a book. The initiative, supported by World Archery, uses archery to help breast cancer patients and survivors with physical recovery and confidence. The book documents the programme's experience and is expected to reach a wider audience of practitioners and adaptivesport organisers worldwide.
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Industry commentary argues that physical AI β robotics and intelligent machines moving from pilots to real-world deployment β still lacks a repeatable, reliable path to production. Writers in the manufacturing press say companies need standardized processes to take AI-powered systems out of demos and into factories at scale, echoing broader debate about how fast embodied AI can be industrialized.
- 38ExhVerse Extends Access to Temporary Art Shows OnlineβExhVerse Extends Access to Temporary Shows With an Online Exhibition
ExhVerse has extended access to temporary art exhibitions by putting them online, allowing audiences to view shows that would otherwise close after a limited run. The move points to a broader effort in the art world to make time-limited exhibitions available to viewers beyond their physical venues and opening dates.