/ en-us Â鶹ÒùÔº internet news portal provides the latest news on science including: Â鶹ÒùÔºics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Researchers at National Taiwan University have developed a new type of spintronic device that mimics how synapses work in the brain—offering a path to more energy-efficient and accurate artificial intelligence systems. /news/2025-05-based-memory-advance-brain-closer.html Condensed Matter Wed, 14 May 2025 10:20:33 EDT news666436826 For communities living in the shadow of a volcano, early warning systems are a lifeline—but mistrust in these warnings can have deadly consequences. To avoid false alarms, it is vital that scientists seek more reliable ways to monitor volcanoes. /news/2025-05-eruption-approaches-earthquake-ontake-volcano.html Earth Sciences Environment Thu, 01 May 2025 12:20:04 EDT news665320801 Researchers from Max Born Institute have demonstrated a successful way to control and manipulate nanoscale magnetic bits—the building blocks of digital data—using an ultrafast laser pulse and plasmonic gold nanostructures. The findings were published in Nano Letters. /news/2025-04-ultrafast-plasmon-magnetic-bit-nanoscale.html Nanophysics Thu, 24 Apr 2025 10:03:24 EDT news664707798 A research team led by Prof. Wang Zhenyang at the Hefei Institutes of Â鶹ÒùÔºical Science of the Chinese Academy of Sciences has developed a novel 3D-printed graphene/polymer double-layer composite featuring high anisotropic thermal conductivity. /news/2025-04-high-3d-graphene-composites-efficient.html Nanomaterials Wed, 23 Apr 2025 15:33:02 EDT news664641181 Gamma-ray bursts (GRBs) are the most energetic events ever observed in the universe. These powerful outbursts can shine a quintillion (1018) times brighter than the sun. Since they were first detected in 1967 by the Vela 3 and 4 satellites, which were designed to detect nuclear detonations, astronomers have been searching for the origin of these events. At present, it is generally accepted that long-duration GRBs are caused by the collapse of massive stars, while short-duration bursts are caused by the merger of binary objects (neutron stars and/or black holes). /news/2025-04-gamma-ray-probe-large-scale.html Astronomy Thu, 17 Apr 2025 09:42:04 EDT news664101721 Photocatalytic water splitting is a clean energy technology that uses sunlight to split water into oxygen and hydrogen in order to produce green hydrogen—a clean fuel—without relying on fossil fuels. The process is driven by a photocatalyst. /news/2025-04-scandium-doped-tio-boosts-photocatalytic.html Analytical Chemistry Materials Science Wed, 09 Apr 2025 12:22:03 EDT news663420121 The field of spintronics, which integrates the charge and spin properties of electrons to develop electronic devices with enhanced functionality and energy efficiency, has expanded into new applications. /news/2025-04-iron-nitride-magnetoelastic-properties-potential.html Condensed Matter Fri, 04 Apr 2025 12:40:05 EDT news662989202 Scientists have revealed how tiny swimming cells—such as sperm and bacteria—are able to move faster when traveling as a group, and the research could accelerate the development of microscopic robots that deliver drugs to specific regions of the body. /news/2025-03-scientists-uncover-microswimmers-faster-groups.html Bio & Medicine Nanophysics Fri, 28 Mar 2025 11:43:04 EDT news662380981 The cells in human bodies are subject to both chemical and mechanical forces. But until recently, scientists have not understood much about how to manipulate the mechanical side of that equation. That's about to change. /news/2025-03-mechanical-encode-function-cells-fibrosis.html Cell & Microbiology Molecular & Computational biology Mon, 24 Mar 2025 14:16:04 EDT news662044561 Birefringent crystalline materials are essential in advanced optical technologies such as isolators and modulators due to their ability to manipulate light polarization. However, designing high-performance birefringent materials with a birefringence value (Δn > 0.3) is challenging. Achieving superior optical anisotropy requires identifying functional groups with strong polarizability anisotropy and optimizing their arrangement in the crystal lattice. /news/2025-03-hydrogen-bonding-strategy-yields-high.html Analytical Chemistry Materials Science Thu, 20 Mar 2025 16:11:03 EDT news661705862 As the planet warms, Antarctica's ice sheet is melting and contributing to sea-level rise around the globe. Antarctica holds enough frozen water to raise global sea levels by 190 feet, so precisely predicting how it will move and melt now and in the future is vital for protecting coastal areas. /news/2025-03-ai-reveals-insights-antarctic-ice.html Earth Sciences Environment Thu, 13 Mar 2025 14:00:16 EDT news661066442 Recently, a research group led by Prof. Wang Zhenyang and Zhang Shudong from the Hefei Institutes of Â鶹ÒùÔºical Science of the Chinese Academy of Sciences, developed a new type of ceramic fiber aerogel, SiC@SiOâ‚‚, featuring highly anisotropic thermal conductivity and extreme thermal stability through directional bio-inspired design. /news/2025-03-nature-ceramic-fiber-aerogels-advance.html Materials Science Thu, 13 Mar 2025 12:20:03 EDT news661087202 Superconductivity, which entails an electrical resistance of zero at very low temperatures, is a highly desirable and thus widely studied quantum phenomenon. Typically, this state is known to arise following the formation of bound electron pairs known as Cooper pairs, yet identifying the factors contributing to its emergence in quantum materials has so far proved more challenging. /news/2025-03-physicists-uncover-superconducting-regimes-kagome.html Condensed Matter Superconductivity Thu, 13 Mar 2025 06:30:01 EDT news660905885 A research team led by Prof. Long Shibing from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) has, for the first time, made spintronic neuromorphic devices based on CoO/Pt heterostructure. The study is published in Nano Letters. /news/2025-03-antiferromagnetic-neuromorphic-memory-spintronic-device.html Nanophysics Nanomaterials Mon, 03 Mar 2025 11:15:02 EST news660222901 Researchers from the Department of Â鶹ÒùÔºics have managed to experimentally develop a new magnetic state: a magneto-ionic vortex or "vortion." The research, published in Nature Communications, allows for an unprecedented level of control of magnetic properties at the nanoscale and at room temperature, and opens new horizons for the development of advanced magnetic devices. /news/2025-03-vortion-magnetic-state-mimic-neuronal.html Nanophysics Nanomaterials Mon, 03 Mar 2025 10:29:24 EST news660220155 A study published in the Journal of Cosmology and Astroparticle Â鶹ÒùÔºics (JCAP) presents a methodology to test the assumption of cosmic homogeneity and isotropy, known as the Cosmological Principle, by leveraging weak gravitational lensing—a light distortion effect described by general relativity—in astronomical images collected by new observatories such as the Euclid Space Telescope. Finding evidence of anomalies in the Cosmological Principle could have profound implications for our current understanding of the universe. /news/2025-02-universe-weak-gravitational-lensing.html Astronomy Tue, 11 Feb 2025 00:00:01 EST news658407886 Quantum spin liquids (QSLs) are fascinating and mysterious states of matter that have intrigued scientists for decades. First proposed by Nobel laureate Philip Anderson in the 1970s, these materials break the conventional rules of magnetism by never settling into a stable magnetic state, even at temperatures close to absolute zero. /news/2025-02-uncover-1d-behavior-triangular-molecular.html Condensed Matter Quantum Â鶹ÒùÔºics Wed, 05 Feb 2025 12:40:32 EST news657981628 A biomaterial that can mimic certain behaviors within biological tissues could advance regenerative medicine, disease modeling, soft robotics and more, according to researchers at Penn State. /news/2025-02-biomaterial-regenerative-medicine-scientists-acellular.html Bio & Medicine Mon, 03 Feb 2025 11:35:03 EST news657804901 Spin Hall nano-oscillators (SHNOs) are nanoscale spintronic devices that convert direct current into high-frequency microwave signals through spin wave auto-oscillations. This is a type of nonlinear magnetization oscillations that are self-sustained without the need for a periodic external force. /news/2025-01-phase-tunable-mutual-synchronization-hall.html Condensed Matter Sat, 01 Feb 2025 09:00:02 EST news657456062 The temperature changes hour to hour and day to day; exchange rates behave no differently. Wherever studies of the variability of similar one-dimensional time series are concerned, analyses based on multifractals have managed to gain recognition. Now, these tools have been developed and successfully applied to two-dimensional cases, including the study of abstract paintings by Jackson Pollock. /news/2025-01-art-analysis-2d-multifractal-tools.html Mathematics Thu, 16 Jan 2025 15:09:04 EST news656262541 Skoltech researchers have presented a new simple physical model for predicting the hardness of materials based on information about the shear modulus and equations of the state of crystal structures. The model is useful for a wide range of practical applications—all parameters in it can be determined through basic calculations or measured experimentally. /news/2025-01-physical-hardness-materials.html Condensed Matter Thu, 16 Jan 2025 12:45:11 EST news656253903 A research team led by Prof. Feng Wei at the Institute of Biophysics, Chinese Academy of Sciences, has made significant strides in understanding the BORC complex, a key player in lysosome transport and localization. /news/2025-01-scientists-reveal-mechanism-key-player.html Cell & Microbiology Molecular & Computational biology Tue, 14 Jan 2025 11:03:03 EST news656074981 Numerous memory types for computing devices have emerged in recent years, aiming to overcome the limitations imposed by traditional random access memory (RAM). Magnetoresistive RAM (MRAM) is one such memory type which offers several advantages over conventional RAM, including its non-volatility, high speed, increased storage capacity and enhanced endurance. /news/2025-01-smarter-memory-generation-ram-energy.html Condensed Matter Tue, 07 Jan 2025 09:56:47 EST news655466203 A research team at Yokohama National University has developed a way to study how the orientation and behavior of electrons in titanium influence its physical characteristics. Their findings, published in Communications Â鶹ÒùÔºics on December 18, 2024, could pave the way for the development of more advanced and efficient titanium alloys. /news/2025-01-laser-technique-uncovers-titanium-electron.html Nanophysics Nanomaterials Mon, 06 Jan 2025 11:28:04 EST news655385281 Long gone are the days where all our data could fit on a two-megabyte floppy disk. In today's information-based society, the increasing volume of information being handled demands that we switch to memory options with the lowest power consumption and highest capacity possible. /news/2024-12-spintronics-memory-perpendicular-magnetized.html General Â鶹ÒùÔºics Condensed Matter Fri, 27 Dec 2024 04:54:10 EST news654497645 At the Berlin synchrotron radiation source BESSY II, the largest magnetic anisotropy of a single molecule ever measured experimentally has been determined. The larger a molecule's anisotropy is, the better suited it is as a molecular nanomagnet. Such nanomagnets have a wide range of potential applications, for example, in energy-efficient data storage. /news/2024-12-synchrotron-largest-magnetic-anisotropy-molecule.html Condensed Matter Mon, 23 Dec 2024 12:19:19 EST news654178756 Researchers from Tokyo Metropolitan University have made tungsten disulfide nanotubes which point in the same direction when formed, for the first time. They used a sapphire surface under carefully controlled conditions to form arrayed tungsten disulfide nanotubes, each consisting of rolled nanosheets, using chemical vapor deposition. /news/2024-12-scientists-nanotubes.html Nanomaterials Mon, 16 Dec 2024 09:32:03 EST news653563921 Copper-oxide (CuO2) superconductors, such as Bi2Sr2CaCu2O8+δ (Bi2212), have unusually high critical temperatures. Optical reflectivity measurements of Bi2212 have shown that it exhibits strong optical anisotropy. However, this has not been studied through optical transmittance measurements, which can offer more direct insights into bulk properties. /news/2024-12-room-temperature-superconductivity-uncover-optical.html Optics & Photonics Superconductivity Thu, 12 Dec 2024 11:41:03 EST news653226061 Researchers have pioneered a new technique at the Swiss Light Source SLS called X-ray linear dichroic orientation tomography, which probes the orientation of a material's building blocks at the nanoscale in three-dimensions. /news/2024-12-ray-technique-nanoscale-architecture-functional.html Nanomaterials Wed, 11 Dec 2024 11:00:01 EST news653128741 Researchers from Auburn University, partnering with the University of Basel in Switzerland, have discovered a new way to make a cancer-targeting protein complex more stable, opening doors to better cancer treatments. Led by Dr. Rafael Bernardi from Auburn's Department of Â鶹ÒùÔºics and Dr. Michael Nash from the Department of Chemistry at the University of Basel, the study focuses on PD-L1, a protein that tumors use to hide from the immune system. /news/2024-11-scientists-stable-protein-complexes-cancer.html Bio & Medicine Thu, 14 Nov 2024 13:36:04 EST news650813761