/ 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 have made a significant advance in the development of a blood test for Alzheimer's, creating a new sensor design that is ultra-sensitive, outperforms competing technologies and can be built into a handheld device. /news/2025-10-ultra-sensitive-based-sensor-handheld.html Bio & Medicine Nanophysics Thu, 09 Oct 2025 12:58:04 EDT news679233482 Tiny gold particles that act as carriers for lithium can be delivered directly to the brain in the form of a nasal spray. Developed by scientists at the Università Cattolica Rome campus/Fondazione Policlinico Universitario A. Gemelli IRCCS, the new nanotechnological device can be used for the treatment and prevention of neuropsychiatric and neurodegenerative diseases. /news/2025-10-nasal-spray-gold-nanoparticles-treatment.html Bio & Medicine Nanomaterials Wed, 08 Oct 2025 12:29:04 EDT news679145334 A pioneering liquid metal combination is shaping up as a potential secret weapon in the global fight against antimicrobial resistance, and promises to outlast existing implant materials. /news/2025-10-orthopedic-implants-aim-longer-liquid.html Bio & Medicine Nanomaterials Wed, 08 Oct 2025 11:17:03 EDT news679141021 An international team of scientists has generated a new ring-shaped protein nanomaterial capable of strongly binding to and neutralizing the SARS-CoV2 virus. The study, published in Advanced Healthcare Materials, highlights the versatility of the system devised to design the nanorings, which can integrate therapeutic and diagnostic capabilities, and be adapted to combat other viruses. /news/2025-10-protein-nanorings-neutralize-sars-cov2.html Bio & Medicine Nanomaterials Wed, 08 Oct 2025 10:06:03 EDT news679136761 Abdominal pain is a hallmark of many digestive disorders, including inflammatory bowel disease and irritable bowel syndrome. In an effort to develop targeted treatments for gut pain, scientists have discovered a new enzyme in gut bacteria and are using nanoparticles to deliver drugs inside cells. /news/2025-10-bacterial-enzyme-nanoparticle-discoveries-gut.html Bio & Medicine Tue, 07 Oct 2025 16:04:05 EDT news679071841 A new study has, for the first time, uncovered a connection between bacteria living in Norway spruce needles and gold nanoparticles. This discovery could pave the way for environmentally friendly gold exploration methods, while examining similar processes in mosses may also help remove metals from mining-impacted waters. /news/2025-10-bacteria-accumulation-gold-nanoparticles-spruce.html Bio & Medicine Nanomaterials Mon, 06 Oct 2025 16:17:04 EDT news678986222 Researchers from the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine), have developed a novel RNA-based therapy that could transform treatment for metabolic dysfunction-associated steatohepatitis (MASH), previously known as non-alcoholic fatty liver disease (NAFLD), which affects approximately 25% of people worldwide, and up to 40% of adults in Singapore. /news/2025-10-fat-nanoparticles-fatty-liver-disease.html Bio & Medicine Fri, 03 Oct 2025 04:55:08 EDT news678686101 Scientists have found a nanoparticle-inspired solution to the age-old strength issue of polymer glasses. Seasoning the polymer glass recipe with single-chain nanoparticles, which are tiny, folded-up polymer strands, can make the glass stronger, tougher, and easier to process by acting as reinforcements. /news/2025-09-tiny-nanoparticles-conquer-big-polymer.html Nanophysics Nanomaterials Tue, 30 Sep 2025 07:20:01 EDT news678368522 A research team has developed a nanocomposite-modified microelectrode array (MEA) that enables long-term, high-sensitivity monitoring of neuronal activity during hibernation. Their findings were recently published in ACS Sensors. /news/2025-09-scientists-microelectrode-array-neuronal-hibernation.html Bio & Medicine Mon, 29 Sep 2025 13:00:05 EDT news678369415 Researchers led by Professor Yi-Tsu Chan at National Taiwan University have created a giant molecular cage that mimics nature's nested structures. This layered nanocage is remarkably stable and can serve as a miniature reactor for producing gold nanoparticles. /news/2025-09-nature-nanocage-gold-nanoparticle-reactor.html Nanomaterials Fri, 26 Sep 2025 10:19:03 EDT news678100741 Scientists at the Department of Applied Â鶹ÒùÔºics II of the University of Malaga have participated in the design of a new technology that controls fluids and particles in three dimensions through virtual thermal barriers generated using light. /news/2025-09-driven-thermal-barriers-fluid-dimensions.html Optics & Photonics Soft Matter Thu, 25 Sep 2025 11:57:03 EDT news678020221 Humans have been making metal alloys for thousands of years, and most of us can conjure a rough mental image of the process—it involves red-hot molten metals being mixed, poured, and shaped in a sweltering workshop or factory. This approach still works perfectly well for the traditional metals we see every day, like steel. But advanced metals with special chemical and mechanical properties, ones that scientists are investigating to use in energy technologies like long-lasting batteries and extreme-temperature engines for aerospace vehicles, need a more refined approach. /news/2025-09-electron-microscopy-reveals-method-exotic.html Analytical Chemistry Materials Science Wed, 24 Sep 2025 14:39:05 EDT news677943542 Research led by a physicist at the University of California, Riverside, shows how viruses form protective shells (capsids) around their genomes, a process that—while messy and complex—consistently results in highly symmetrical icosahedral structures. /news/2025-09-qa-viruses-symmetrical-shells.html Molecular & Computational biology Wed, 24 Sep 2025 14:00:05 EDT news677862661 An Australian research team has achieved an advanced materials breakthrough that opens the door to a new generation of nanodrug applications. From drug delivery, to diagnostics, to gene editing and beyond, the breakthrough has the potential to improve outcomes for patients around the world in coming decades. /news/2025-09-lipid-nanoparticles-complex-options-generation.html Bio & Medicine Nanomaterials Tue, 23 Sep 2025 10:35:04 EDT news677842501 Plastics are valued for their durability, but that quality also makes them difficult to break down. Tiny pieces of debris known as microplastics persist in soil, water and air and threaten ecosystems and human health. /news/2025-09-mxene-ruthenium-catalyst-upcycling-plastics.html Polymers Analytical Chemistry Mon, 22 Sep 2025 14:15:04 EDT news677769301 Biomedical engineers at Duke University have developed a platform that combines automated wet lab techniques with artificial intelligence (AI) to design nanoparticles for drug delivery. The approach could help researchers deliver difficult-to-encapsulate therapeutics more efficiently and effectively. /news/2025-09-ai-nanoparticles-drug-delivery.html Bio & Medicine Mon, 22 Sep 2025 14:09:29 EDT news677768960 A novel class of light-sensitive nanoparticles may one day enable new approaches to medical imaging. They were developed by a research team at Martin Luther University Halle-Wittenberg (MLU). The particles absorb laser light and convert them into heat, thereby changing their internal structure, similar to folded proteins. The research was published in the journal Communications Chemistry. /news/2025-09-sensitive-nanoparticles-contrast-agents-advanced.html Bio & Medicine Nanomaterials Mon, 22 Sep 2025 12:43:03 EDT news677763781 Wounds that do not heal are often caused by bacterial infections and are particularly dangerous for the elderly and people with diabetes, cancer and other conditions. Acetic acid (more commonly known as vinegar) has been used for centuries as a disinfectant, but it is only effective against a small number of bacteria, and it does not kill the most dangerous types. /news/2025-09-nanoparticles-supercharge-vinegar-fashioned-wound.html Bio & Medicine Mon, 22 Sep 2025 12:26:03 EDT news677762761 Seoul National University College of Engineering announced that a joint research team has become the first in the world to elucidate the reconstruction mechanism of copper alloy catalysts during electrochemical COâ‚‚ conversion reactions. /news/2025-09-copper-alloy-catalysts-surface-conversion.html Analytical Chemistry Materials Science Thu, 18 Sep 2025 15:31:04 EDT news677428261 The growing global demand for clean energy and rising concerns over climate change have intensified the search for sustainable alternatives. Hydrogen emerges as a promising solution due to its high energy density and zero-carbon emissions. /news/2025-09-chloride-resistant-ru-nanocatalysts-sustainable.html Analytical Chemistry Materials Science Thu, 18 Sep 2025 15:28:04 EDT news677428082 When Ph.D. student Kshitiz Parihar began combing through dozens of research papers on two seemingly different topics—tumor mechanics and extracellular vesicles, tiny packages of proteins and genetic material secreted by cells—he noticed something surprising: the two fields were speaking to each other. /news/2025-09-bioengineers-explore-tumor-mechanics-tiny.html Bio & Medicine Thu, 18 Sep 2025 11:31:05 EDT news677413861 Researchers at Tel Aviv University have developed a new approach for using locked nucleic acids (LNAs)—a particularly stable type of RNA—to treat inflammatory bowel diseases such as Crohn's disease and ulcerative colitis. The researchers encapsulated selected LNA molecules, which silence a key gene in colitis, within lipid (fat) nanoparticles that serve as targeted drug carriers and injected the nanoparticles into colitis-model mice. /news/2025-09-lipid-nanoparticles-enable-rna-therapy.html Bio & Medicine Wed, 17 Sep 2025 15:21:03 EDT news677341261 Plastic pollution represents a global environmental challenge, and once in the environment, plastic can fragment into smaller and smaller pieces. /news/2025-09-evidence-plastic-nanoparticles-accumulate-edible.html Environment Wed, 17 Sep 2025 14:10:04 EDT news677331417 Hydrogen fuel cell vehicles have long been hailed as the future of clean mobility: cars that emit nothing but water while delivering high efficiency and power density. Yet a stubborn obstacle remains. The heart of the fuel cell, the platinum-based catalyst, is both expensive and prone to degradation. Over time, the catalyst deteriorates during operation, forcing frequent replacements and keeping hydrogen vehicles costly. /news/2025-09-atomic-ct-scan-reveals-gallium.html Analytical Chemistry Materials Science Mon, 15 Sep 2025 15:05:04 EDT news677167502 In a study published in Science Advances, a team of UC Davis researchers tracked the movement of fluorescent particles inside the cells of microscopic worms, providing unprecedented insights into cellular crowding in a multicellular animal. /news/2025-09-microscopic-worms-reveals-cramped-cells.html Cell & Microbiology Molecular & Computational biology Thu, 11 Sep 2025 09:40:02 EDT news676802123 Using a combination of spectromicroscopy at BESSY II and microscopic analyses at DESY's NanoLab, a team has gained new insights into the chemical behavior of nanocatalysts during catalysis. /news/2025-09-metallic-nanocatalysts-catalysis.html Nanomaterials Wed, 10 Sep 2025 16:54:03 EDT news676742041 National University of Singapore (NUS) researchers have devised a method to safely and temporarily "switch off" and then "turn on" ribonucleic acid (RNA) inside cells. This is achieved using structurally optimized disulfide-containing chemical groups that attach to RNA and keep it inactive until conditions inside the cell naturally remove these groups, restoring normal RNA function. This strategy could potentially open new avenues in more precise RNA-based therapeutics and gene editing. /news/2025-09-triggering-rna-demand-strategy-options.html Biochemistry Analytical Chemistry Wed, 10 Sep 2025 10:03:03 EDT news676717381 A project led by University of Queensland Ph.D. student Javeria Bashir has produced specially crafted gold nanoparticles that can highlight cancer markers in samples like urine, saliva, or blood. Bashir said she hoped to use her gold nanoparticles to help improve survival rates for a cancer that is considered particularly deadly. /news/2025-09-sponge-gold-nanoparticles-ovarian-cancer.html Bio & Medicine Tue, 09 Sep 2025 11:30:12 EDT news676635607 Quantum mechanics theory predicts that, in addition to exhibiting particle-like behavior, particles of all sizes can also have wave-like properties. These properties can be represented using the wave function, a mathematical description of quantum systems that delineates a particle's movements and the probability that it is in a specific position. /news/2025-09-physicists-expansion-quantum-wavepacket-levitated.html Optics & Photonics Quantum Â鶹ÒùÔºics Tue, 09 Sep 2025 07:10:01 EDT news676554699 Researchers at National Taiwan University designed a graphene oxide biochar TiO2 nanocomposite that combines adsorption capacity with superior photocatalytic activity. With strong material characterization and optoelectronic properties, it offers a novel and sustainable solution for antibiotic removal from livestock wastewater. /news/2025-09-reusable-nanocomposite-adsorption-photocatalysis-advanced.html Nanomaterials Mon, 08 Sep 2025 12:16:03 EDT news676552561