Âé¶¹ÒùÔº - latest science and technology news stories / en-us Âé¶¹ÒùÔº internet news portal provides the latest news on science including: Âé¶¹ÒùÔºics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Revolution in friction: A way to make super-smooth materials Scientists from the Faculty of Âé¶¹ÒùÔºics and Applied Informatics at the University of Lodz have published an article on friction in the journal Small. Their research on "bismuth islands" moving on the surface of graphite confirmed the existence of a totally new form of so-called superlubricity—a friction-free contact between two solid bodies. /news/2025-05-revolution-friction-super-smooth-materials.html Nanophysics Nanomaterials Wed, 07 May 2025 16:19:41 EDT news665853568 Fiber-sensing technology can provide early warning for volcanic eruptions The Reykjanes Peninsula at Iceland's southwestern edge is one of the country's most populated regions, and it is also one of the most volcanically active. In 2024, sensing technology developed at Caltech was deployed in the region to study the motion of subsurface magma and its eruption into lava on the surface. /news/2025-04-fiber-technology-early-volcanic-eruptions.html Earth Sciences Fri, 25 Apr 2025 09:14:04 EDT news664791242 Nitrogen and argon plasma boosts performance of carbon-based supercapacitor electrodes Scientists from Skoltech, the Institute of Nanotechnology of Microelectronics, RAS, and other research centers have refined the understanding of how plasma treatment of carbon-based electrodes affects the key characteristics of supercapacitors. These are energy storage devices that complement batteries in electric cars, trains, port cranes, and elsewhere. /news/2025-04-nitrogen-argon-plasma-boosts-carbon.html Nanophysics Nanomaterials Thu, 03 Apr 2025 11:19:04 EDT news662897941 Climate change may reduce the number of satellites that can safely orbit in space MIT aerospace engineers have found that greenhouse gas emissions are changing the environment of near-Earth space in ways that, over time, will reduce the number of satellites that can sustainably operate there. /news/2025-03-climate-satellites-safely-orbit-space.html Space Exploration Mon, 10 Mar 2025 12:00:01 EDT news660822647 Scientists develop advanced forest monitoring systems: Will forests monitor themselves in the future? KTU researchers are proposing an innovative forest regeneration model and a sound analysis system that can predict forest conditions and detect environmental changes in real time. /news/2025-03-scientists-advanced-forest-forests-future.html Ecology Biotechnology Fri, 07 Mar 2025 11:13:16 EST news660568392 Computer vision system tracks plant growth to guide specialty crop monitoring Soilless growing systems inside greenhouses, known as controlled environment agriculture, promise to advance the year-round production of high-quality specialty crops, according to an interdisciplinary research team at Penn State. But to be competitive and sustainable, this advanced farming method will require the development and implementation of precision agriculture techniques. To meet that demand, the team developed an automated crop-monitoring system capable of providing continuous and frequent data about plant growth and needs, allowing for informed crop management. /news/2025-02-vision-tracks-growth-specialty-crop.html Biotechnology Agriculture Thu, 27 Feb 2025 15:51:52 EST news659893899 Next-gen fibers: Smart textile can sense light, pressure, smell and even taste Researchers successfully developed a multifunctional sensor based on semiconductor fibers that emulates the five human senses. The technology developed in the study is expected to be utilized in a variety of state-of-the-art technology fields, such as wearables, Internet of Things (IoT), electronic devices, and soft robotics. /news/2025-01-gen-fibers-smart-textile-pressure.html Nanomaterials Tue, 21 Jan 2025 12:56:02 EST news656686561 First electrically pumped, continuous-wave semiconductor laser advances silicon photonics integration Scientists have developed the first electrically pumped continuous-wave semiconductor laser composed exclusively of elements from the fourth group of the periodic table—the "silicon group." /news/2024-12-electrically-semiconductor-laser-advances-silicon.html Optics & Photonics Mon, 09 Dec 2024 16:55:07 EST news652985695 Viscous electronics: Fluid-like electrons are unlocking new tech possibilities In high school science class, we learned that plugging a cable into an electrical circuit sets off a flow of electrons, powering everything from our lights to our phones. Traditionally, we've understood how electrons behave in metals and semiconductors through this simple model: electrons are imagined as tiny, independent particles, much like cars on an open highway—each one moving freely, without interacting much with the others. /news/2024-10-viscous-electronics-fluid-electrons-tech.html Nanophysics Nanomaterials Mon, 21 Oct 2024 12:33:29 EDT news648732806 3D printing method could improve micro energy storage One key to making portable devices more compact and energy efficient lies in the precise nanoscale form of energy-storing capacitors. Researchers in Sweden report they've cracked the challenge with a unique 3D printing method. /news/2024-10-3d-method-micro-energy-storage.html Nanophysics Nanomaterials Mon, 14 Oct 2024 12:04:03 EDT news648126242 Developing innovative new display technologies to create ultrahigh-definition screens efficiently A research team has developed a double-layer dry transfer printing technology that simultaneously transfers light-emitting and electron-transferring layers onto a substrate. This technology is expected to provide a more life-like view in augmented reality (AR) and virtual reality (VR), greatly enhancing the immersive experience. /news/2024-08-display-technologies-ultrahigh-definition-screens.html Optics & Photonics Thu, 22 Aug 2024 10:22:24 EDT news643540942 Printed electronics material can store 1,000 times more charge than current forms Imagine knowing your milk has gone bad without having to open your fridge. A technology called printed electronics could one day make innovations like this possible. /news/2024-08-electronics-material-current.html Analytical Chemistry Materials Science Mon, 19 Aug 2024 11:57:48 EDT news643287465 New possibilities for reservoir computing with topological magnetic and ferroelectric systems Speech recognition, weather forecasts, smart home applications: Artificial intelligence and the Internet of Things are enhancing our everyday lives. Systems based on reservoir computing are a very promising new field. /news/2024-07-possibilities-reservoir-topological-magnetic-ferroelectric.html Condensed Matter Wed, 03 Jul 2024 10:03:03 EDT news639219782 New wind speed sensor uses minimal power for advanced weather tracking Researchers have unveiled a pioneering breeze wake-up anemometer (B-WA), employing a rolling-bearing triboelectric nanogenerator (RB-TENG) that provides a new strategy for low-energy consumption environmental monitoring. The ability of the B-WA to operate autonomously and efficiently in varying wind conditions marks a substantial advancement in the field of sustainable environmental monitoring. /news/2024-05-sensor-minimal-power-advanced-weather.html Nanomaterials Wed, 29 May 2024 16:24:26 EDT news636218664 Researchers overcome lattice mismatch issue to advance optoelectronic applications A research team from City University of Hong Kong (CityU) recently successfully achieved lattice-mismatch-free construction of III-V/chalcogenide core-shell heterostructure nanowires for electronic and optoelectronic applications. This breakthrough addresses crucial technological challenges related to the lattice mismatch problem in the growth of high-quality heterostructure semiconductors, leading to enhanced carrier transport and photoelectric properties. /news/2024-03-lattice-mismatch-issue-advance-optoelectronic.html Nanomaterials Thu, 14 Mar 2024 09:44:03 EDT news629628242 Researchers develop world-leading microwave photonics chip for high-speed signal processing A research team led by Professor Wang Cheng from the Department of Electrical Engineering (EE) at City University of Hong Kong (CityUHK) has developed a world-leading microwave photonic chip that is capable of performing ultrafast analog electronic signal processing and computation using optics. /news/2024-02-world-microwave-photonics-chip-high.html Optics & Photonics Wed, 28 Feb 2024 11:00:01 EST news628247695 Networking nano-biosensors for wireless communication in the blood Biological computing machines, such as micro and nano-implants that can collect important information inside the human body, are transforming medicine. Yet, networking them for communication has proven challenging. Now, a global team, including EPFL researchers, has developed a protocol that enables a molecular network with multiple transmitters. /news/2023-11-networking-nano-biosensors-wireless-communication-blood.html Bio & Medicine Wed, 22 Nov 2023 12:42:01 EST news619879318 Researchers may have solved the 'mirror twins' defect plaguing the next generation of 2D semiconductors The next generation of 2D semiconductor materials doesn't like what it sees when it looks in the mirror. Current synthesizing approaches to make single-layer nanosheets of semiconducting material for atomically thin electronics develop a peculiar "mirror twin" defect when the material is deposited on single-crystal substrates like sapphire. The synthesized nanosheet contains grain boundaries that act as a mirror, with the arrangement of atoms on each side organized in reflected opposition to one another. /news/2023-08-mirror-twins-defect-plaguing-generation.html Nanophysics Nanomaterials Fri, 04 Aug 2023 08:08:42 EDT news610355318 Lights could be the future of the internet and data transmission Fast data transmissions could be delivered in homes and offices through light-emitting diodes (LED) bulbs, complementing existing communication technologies and networks. /news/2023-07-future-internet-transmission.html Optics & Photonics Tue, 25 Jul 2023 10:03:27 EDT news609498205 Research team takes neuromorphic computing a step forward Neuromorphic computers do not calculate using zeros and ones. They instead use physical phenomena to detect patterns in large data streams at blazing fast speed and in an extremely energy-efficient manner. /news/2023-07-team-neuromorphic.html Condensed Matter Mon, 24 Jul 2023 10:23:04 EDT news609412981 Researchers create 3D printed, biodegradable, color-changing conductive material from cellulose An elastic material that changes color, conducts electricity, can be 3D printed and is also biodegradable? That is not just scientific wishful thinking: Empa researchers from the Cellulose & Wood Materials laboratory in Dübendorf have produced a material with these exact properties on the basis of cellulose and carbon nanotubes. The work is published in the journal Advanced Materials Technologies. /news/2023-07-3d-biodegradable-color-changing-material-cellulose.html Nanomaterials Wed, 05 Jul 2023 15:42:14 EDT news607790532 Discovering features of band topology in amorphous thin films In recent years, scientists have been studying special materials called topological materials, with special attention paid to the shape, or topology, of their electronic structures (electronic bands). Although it is not visible in real space, their unusual shape in topological materials produces various unique properties that can be suitable for making next-generation devices. /news/2023-06-features-band-topology-amorphous-thin.html Analytical Chemistry Materials Science Fri, 30 Jun 2023 09:38:02 EDT news607336681 Team uncovers new details of SARS-CoV-2 structure A new study led by Worcester Polytechnic Institute (WPI) brings into sharper focus the structural details of the COVID-19 virus, revealing an elliptical shape that "breathes," or changes shape, as it moves in the body. The discovery, which could lead to new antiviral therapies for the disease and quicker development of vaccines, is featured in the journal Structure. /news/2023-03-team-uncovers-sars-cov-.html Cell & Microbiology Molecular & Computational biology Thu, 30 Mar 2023 12:28:06 EDT news599398080 An archaeological rediscovery offers clues about distant human past In their recent publication in the Journal of Human Evolution, UConn Department of Anthropology Professor Christian Tryon and Shara Bailey, Director of the Center for the Study of Human Origins at New York University, detail new findings about 40,000-year-old teeth unearthed in the 1930s from a site called Ksâr 'Akil in Lebanon. /news/2023-03-archaeological-rediscovery-clues-distant-human.html Archaeology Tue, 28 Mar 2023 14:01:05 EDT news599230861 Digital technologies to better predict future city environments may be key tool in sustainable urban design Natural disasters like floods and heat waves demonstrate the real lack of control people have over the environment—although some of those disasters may actually be a consequence of human decisions and carelessness. /news/2023-03-digital-technologies-future-city-environments.html Earth Sciences Environment Thu, 02 Mar 2023 09:47:45 EST news596972859 New nanowire sensors are the next step in the Internet of Things A new miniscule nitrogen dioxide sensor could help protect the environment from vehicle pollutants that cause lung disease and acid rain. /news/2023-01-nanowire-sensors-internet.html Bio & Medicine Nanomaterials Fri, 06 Jan 2023 11:12:49 EST news592225964 Researchers develop all-optical approach to pumping chip-based nanolasers Researchers have developed a new all-optical method for driving multiple highly dense nanolaser arrays. The approach could enable chip-based optical communication links that process and move data faster than today's electronic-based devices. /news/2022-12-all-optical-approach-chip-based-nanolasers.html Optics & Photonics Thu, 15 Dec 2022 10:00:04 EST news590316932 Biomembrane research findings could advance understanding of computing and human memory While studying how bio-inspired materials might inform the design of next-generation computers, scientists at the Department of Energy's Oak Ridge National Laboratory achieved a first-of-its-kind result that could have big implications for both edge computing and human health. /news/2022-12-biomembrane-advance-human-memory.html Biotechnology Molecular & Computational biology Wed, 07 Dec 2022 09:32:53 EST news589627969 Ranches of the future could be home to cows wearing smart-watch-style sensors powered by their movements Using smart technology to monitor the health, reproductivity, location, and environmental conditions of cattle can help with food safety and supply chain efficiency, but this monitoring adds energy cost to an already highly emissive industry. To combat this, researchers publishing in the journal iScience on December 1 have designed a wearable smart device for cows that captures the kinetic energy created by even their smallest movements and uses it to power smart ranch technology. /news/2022-12-ranches-future-home-cows-smart-watch-style.html Biotechnology Agriculture Thu, 01 Dec 2022 11:00:12 EST news589107214 Researchers use infrared light to wirelessly transmit power over 30 meters Imagine walking into an airport or grocery store and your smartphone automatically starts charging. This could be a reality one day, thanks to a new wireless laser charging system that overcomes some of the challenges that have hindered previous attempts to develop safe and convenient on-the-go charging systems. /news/2022-08-infrared-wirelessly-transmit-power-meters.html Optics & Photonics Tue, 30 Aug 2022 13:26:04 EDT news581084762