Fysik & material

Researchers at CERN's LHCb experiment found no evidence of heavy neutral leptons in billions of B-meson collisions, but the null result is significant: it tightens constraints on where these hypothetical particles could hide. The findings matter because detecting such particles could reveal new physics beyond the Standard Model and reshape our understanding of fundamental forces.EN

NASA's Magnetospheric Multiscale mission has discovered a sharp transition in how magnetic fields behave at the smallest scales in Earth's magnetotail—a finding that could improve our understanding of particle acceleration in space and refine models used to predict space weather that damages satellites and power grids.EN

A new nickel-based catalyst converts carbon dioxide into usable methane with 88% efficiency at moderate temperatures, outperforming heavier-loaded versions. The finding could lower costs for carbon capture technologies and industrial methane production, opening pathways for companies to monetize CO2 rather than simply storing it.EN

Researchers have confirmed that aging stars can spontaneously revive their magnetic fields through a counterintuitive rotation pattern, resolving decades of theoretical predictions. The discovery, made by observing a nearby subgiant star, refines our understanding of stellar aging and could improve models predicting space weather effects on Earth's technology infrastructure.EN

Researchers have demonstrated that teeth and jawbone can serve as a chemical archive of medications a person has taken, with the ability to map exactly where drugs concentrate in these tissues. The finding could eventually support forensics, toxicology investigations, and personalized medicine applications—though significant validation work remains before real-world adoption.EN

Researchers have identified a new class of magnetic materials that manipulate electron spins using symmetry alone, without requiring expensive rare-earth elements or complex magnetic structures. The discovery could accelerate development of faster, more efficient computer chips and data storage devices by making spin-based electronics practical for mass production.EN

An international collaboration of gamma-ray observatories has combined their data to set the tightest constraints yet on dark matter's properties, cutting the uncertainty range by up to threefold. The coordinated search boosts the odds of finally detecting the elusive particles that make up most of the universe's mass—a discovery with profound implications for fundamental physics and technology development.EN

After 15 years tracking gamma-ray bursts—the universe's most violent explosions—Europe's HESS telescope detected only two producing ultra-high-energy signals, despite expectations of more frequent detection. The finding reshapes models of burst physics and could refine how scientists use these distant events to test fundamental physics and probe space.EN

Researchers have calculated precise atomic data for silver that will improve how astronomers measure the element in distant stars—refining our understanding of how heavy elements form in the universe. The work matters for validating models of stellar nucleosynthesis and could influence how space agencies prioritize observations of neutron star collisions.EN

Researchers identified a distinct population of ancient, metal-poor stars moving in thin orbits around the Milky Way's center—a finding that could reshape understanding of galactic formation. The discovery suggests a previously unknown merger or accretion event shaped our galaxy, with implications for models predicting how similar systems evolved elsewhere in the universe.EN

A major analysis of the Euclid space telescope's dark matter mapping reveals that standard statistical models fail on cosmic scales, potentially skewing cosmology findings by significant margins. The discovery could reshape how billions in future space missions interpret their most critical data.EN

Astronomers mapping 10 billion years of cosmic history discovered that the biggest galaxies are more abundant than dark matter theory suggests they should be. The finding, based on the deepest infrared survey to date, could reshape how we understand galaxy formation and has implications for computational models used across astrophysics and cosmology research.EN

Researchers at CERN's ATLAS experiment have found strong evidence that the Higgs boson decays into pairs of muons, a prediction of the Standard Model never directly observed before. The discovery validates how the Higgs interacts with lighter particles and strengthens confidence in physics used to design particle accelerators and materials research.EN

CERN researchers deployed machine learning to scan collision data for signs of undiscovered particles, analyzing a decade of experiments. The search turned up no anomalies, but the new detection method itself is a breakthrough that could accelerate future discoveries of exotic matter and inform next-generation detector designs.EN

Scientists identified how lattice vibrations in a thin-film material enhance the stability of skyrmions—tiny magnetic whirls used in next-generation data storage. The discovery could accelerate development of ultra-dense, power-efficient memory devices by revealing which atomic movements should be engineered to maximize skyrmion persistence.EN

Researchers have developed a machine learning framework that speeds up computer simulations of fluid dynamics and other complex systems by 5-10 times, enabling real-time control without expensive supercomputers. The advance could accelerate development of industrial applications from aircraft design to energy systems, reducing both costs and time-to-market for companies working on control problems.EN

Researchers have captured the first direct spectroscopic proof that rare-earth elements can be converted into highly reactive forms under visible light—opening the door to more efficient, sustainable chemical manufacturing. The finding could accelerate development of greener catalysts for pharmaceutical and chemical production.EN

Scientists have developed a mathematical framework that enables real-time frequency analysis of signals—crucial for applications like autonomous vehicles, medical monitors, and industrial control systems that cannot wait for future data. The breakthrough adapts a classical signal-processing technique to work in live, one-directional time, solving a longstanding obstacle in deploying advanced AI and sensor systems.EN

Scientists have discovered that volcanic magma creates permeable networks through deformation, allowing gases to escape throughout the magma body—not just at the edges. This finding could improve volcanic hazard forecasting and help geothermal energy companies better predict and manage subsurface fluid behavior in volcanic regions.EN

Researchers using the ATLAS detector have made the most precise measurements yet of how Higgs bosons are created in particle collisions, confirming decades-old theory while opening doors to detect new physics. The work tests whether fundamental particles might violate symmetries scientists thought were sacred—findings that could reshape our understanding of the universe's building blocks.EN

Researchers have improved a deep learning system for identifying mystery proteins from mass spectra without relying on reference databases—a critical capability for discovering novel pathogens, contaminants, or drug candidates. The upgraded model could accelerate drug discovery, food safety testing, and clinical diagnostics by enabling faster protein identification in real-world samples.EN

Researchers developed a low-temperature chemical process that swells wood fibers, allowing transparent materials to be manufactured at industrial scale. The advance could enable new building materials that combine transparency with wood's sustainability benefits, opening a market for high-performance architectural and display applications.EN

ATLAS researchers detected an unexpected particle phenomenon—double parton scattering—with near-certainty, opening new windows into how matter behaves at extreme energies. The finding could refine models underpinning next-generation physics experiments and industrial applications relying on particle collision data.EN

Researchers using the ATLAS detector have excluded the existence of a hypothetical pseudoscalar particle across a key mass range, closing off one pathway for physics beyond the Standard Model. The null result narrows the search space for dark matter candidates and exotic particles that could reshape fundamental physics—and constrains theoretical models that predict new particles coupling to top quarks.EN

Researchers have identified the molecular recipe for engineering ionic liquids that resist crystallization—a breakthrough that could accelerate development of better batteries, lubricants, and solvents. By understanding which ion combinations naturally repel crystal formation, they've created a roadmap for designing superior materials without costly trial-and-error.EN