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ScienceDaily: Top Technology News |
| Automated platform for plasmid production Posted: 17 May 2022 02:02 PM PDT Researchers have developed PlasmidMaker, a versatile automated platform for plasmid design & construction. These circular DNA molecules are used by scientists to introduce new genes into a target organism, and have extensive use in basic and applied biology. In particular, they have applications in the large-scale production of bioproducts. |
| Chemists skew the odds to prevent cancer Posted: 17 May 2022 02:02 PM PDT A theoretical framework shows how to increase the odds of identifying cancer-causing mutations before tumors take hold. Researchers demonstrate that only a few energetically favorable pathways are likely to lead to cancer. |
| Algorithms empower metalens design Posted: 17 May 2022 01:05 PM PDT Researchers have developed a new method for designing large-scale metasurfaces that uses techniques of machine intelligence to generate designs automatically. The method will enable new metasurface designs that can make an impact on virtual or augmented reality, self-driving cars, and machine vision for embarked systems and satellites. |
| Aerodynamics of perching birds could inform aircraft design Posted: 17 May 2022 10:07 AM PDT To uncover the mystery behind the differences in motion, a team of researchers studied the aerodynamics of bird perching maneuvers and their implications for aircraft design. |
| Major infrared breakthrough could lead to solar power at night Posted: 17 May 2022 08:22 AM PDT Based on similar technology to night-vision goggles, researchers have developed a device that can generate electricity from thermal radiation. |
| Early warning system forecasts who needs critical care for COVID-19 Posted: 17 May 2022 08:22 AM PDT An algorithm can accurately predict which hospitalized patients are at the highest risk of death and require critical care, regardless of immune protection status and virus variant. |
| New silicon nanowires can really take the heat Posted: 17 May 2022 08:22 AM PDT A research team has demonstrated an ultrathin silicon nanowire that conducts heat 150% more efficiently than conventional materials used in advanced chip technologies. The device could enable smaller, faster, energy-efficient microelectronics. |
| Rocket engine exhaust pollution extends high into Earth's atmosphere Posted: 17 May 2022 08:22 AM PDT Researchers assessed the potential impact of a rocket launch on atmospheric pollution by investigating the heat and mass transfer and rapid mixing of the combustion byproducts. The team modeled the exhaust gases and developing plume at several altitudes along a typical trajectory of a standard present-day rocket. They did this as a prototypical example of a two-stage rocket to transport people and payloads into Earth's orbit and beyond and found the impact on the atmosphere locally and momentarily in the mesosphere can be significant. |
| Improved wind forecasts save consumers millions in energy costs Posted: 17 May 2022 08:22 AM PDT Scientists determined that by increasing the accuracy of weather forecasts over the last decade, consumers netted at least $384 million in energy savings. The researchers based their predictions on NOAA's High Resolution Rapid Refresh model, which provides daily weather forecasts for every part of the U.S. These include wind speed and direction data, which utilities can use to gauge how much energy their turbines will produce. |
| Desktop air curtain system prevents spread of COVID-19 in hospital settings Posted: 17 May 2022 08:22 AM PDT Researchers have developed a desktop air curtain system that blocks all incoming aerosol particles. An air curtain, or air door, is a fan-powered ventilation system that creates an air seal over an entryway, but one challenge in developing smaller air curtains is fully blocking emitted aerosol particles over time because it is difficult to maintain the air wall over a long distance. |
| Posted: 17 May 2022 06:48 AM PDT Australia has suffered a significant drop in teenage maths proficiency in the past 20 years -- sliding from 11th in the OECD rankings to 29th place out of 38 countries, prompting widespread debate over potential curriculum changes. One researcher says hand gestures could stop the slide. |
| Magnetic nanoparticles in biological vehicles individually characterized for the first time Posted: 17 May 2022 06:48 AM PDT Magnetic nanostructures are promising tools for medical applications. Incorporated into biological structures, they can be steered via external magnetic fields inside the body to release drugs or to destroy cancer cells. However, until now, only average information on the magnetic properties of those nanoparticles could be obtained, thus limiting their successful implementations in therapies. Now a team has conceived and tested a new method to assess the characteristic parameters of every single magnetic nanoparticle. |
| New light on organic solar cells Posted: 17 May 2022 05:30 AM PDT Efficient and environmentally friendly solar cells are required for a transition to a fossil-free energy supply. Researchers at have now mapped how energy flows in organic solar cells, something that previously had been unknown. |
| New method melds data to make a 3-D map of cells' activities Posted: 16 May 2022 06:31 PM PDT Engineers are using a cell's surroundings to help biologists make more sense of gene expression information. Their new system could open the door to identifying rare cell types and choosing cancer treatment options with new precision. |
| Mars' emitted energy and seasonal energy imbalance Posted: 16 May 2022 06:31 PM PDT Seasonal imbalance between the solar energy absorbed and released by the planet Mars could be a cause of the Red Planet's dust storms, according to new research. Understanding how the system works on Mars could help scientists predict how climate change could affect Earth. |
| Scientists identify characteristics to better define long COVID Posted: 16 May 2022 06:31 PM PDT Researchers have identified characteristics of people with long COVID and those likely to have it. Scientists used machine learning techniques to analyze an unprecedented collection of electronic health records (EHRs) available for COVID-19 research to better identify who has long COVID. |
| Ultra-powerful brain scanners offer hope for treating cognitive symptoms in Parkinson's disease Posted: 16 May 2022 06:31 PM PDT Ultra-powerful 7T MRI scanners could be used to help identify those patients with Parkinson's disease and similar conditions most likely to benefit from new treatments for previously-untreatable symptoms, say scientists. |
| New theory promises to reshape how we think about polymer superstructures Posted: 16 May 2022 01:36 PM PDT Polymer scientists recently announced that they have solved a longstanding mystery surrounding a nanoscale structure, formed by collections of molecules, called a double-gyroid. This shape is one of the most desirable for materials scientists, and has a wide range of applications; but, until now, a predictable understanding of how these shapes form has eluded researchers. |
| Shaping the future of light through reconfigurable metasurfaces Posted: 16 May 2022 12:15 PM PDT Harnessing the power of 'phase-change' materials, researchers have demonstrated how reconfigurable metasurfaces -- artificial materials with extraordinary optical properties -- are crucial to the future of nanotechnology. |
| Assessing the impact of loss mechanisms in solar cell candidate Posted: 16 May 2022 09:40 AM PDT The superconductor antimony sulfide selenide is a potential candidate for solar materials, but this depends on understanding how to boost its efficiency. |
| Studying the pseudogap in superconducting cuprate materials Posted: 16 May 2022 09:40 AM PDT Despite being vital to the study of superconductivity in cuprate materials the physical origins of the pseudogap remain a mystery. |
| The way of water: Making advanced electronics with H2O Posted: 16 May 2022 09:40 AM PDT The market for expensive fabrication methods in electronics manufacturing could soon dry up after a high-performance material was created via solution processing. |
| New micro device injects a boost to IVF success Posted: 16 May 2022 09:40 AM PDT A research team has delivered a ground-breaking new micro-device to streamline the only fertility treatment procedure available for men with low sperm counts. |
| Seeing molecules inside a nanometer-sized 'sardine can' Posted: 16 May 2022 09:40 AM PDT Researchers have successfully developed a new technique allowing them to observe gas molecules packing into metal-organic frameworks (MOF) using infrared spectroscopy. Their innovation was to measure polarized light absorption of guest molecules in a MOF film to deduce molecule alignment using this common piece of lab equipment. This method is the first to show guest alignment and does so in real-time, while using an accessible and easily adoptable experimental setup. |
| Electronic skin: Physicist develops multisensory hybrid material Posted: 16 May 2022 09:40 AM PDT Recently developed 'smart skin' is very similar to human skin. It senses pressure, humidity and temperature simultaneously and produces electronic signals. More sensitive robots or more intelligent prostheses are thus conceivable. |
| New approach allows for faster ransomware detection Posted: 16 May 2022 07:46 AM PDT Engineering researchers have developed a new approach for implementing ransomware detection techniques, allowing them to detect a broad range of ransomware far more quickly than previous systems. |
| Helping EVs keep their cool during the battery weight balancing act Posted: 16 May 2022 07:46 AM PDT Researchers are trying to help electric vehicle batteries keep their cool. A group recently published a design optimization system for incorporating blood vessel-like cooling networks into the packaging of carbon-fiber-based structural batteries used in electric vehicles. |
| Eavesdroppers can hack 6G frequency with DIY metasurface Posted: 16 May 2022 07:46 AM PDT Crafty hackers can make a tool to eavesdrop on some 6G wireless signals in as little as five minutes using office paper, an inkjet printer, a metallic foil transfer and a laminator. |
| Cutting air pollution emissions would save 50,000 US lives, $600 billion each year Posted: 16 May 2022 07:14 AM PDT Eliminating air pollution emissions from energy-related activities in the United States would prevent more than 50,000 premature deaths each year and provide more than $600 billion in benefits each year from avoided illness and death, according to a new study. |
| Posted: 16 May 2022 05:17 AM PDT Photoreduction of CO2 into transportable fuel like formic acid (HCOOH) is a great way of dealing with CO2's rising levels in the atmosphere. To aid in this mission, a research team chose an easily available iron-based mineral and loaded it onto an alumina support to develop a catalyst that can efficiently convert CO2 into HCOOH with ~90% selectivity! |
| Extraterrestrial stone brings first supernova clues to Earth Posted: 16 May 2022 05:17 AM PDT The extraterrestrial Hypatia stone found in Egypt could be the first tangible evidence on Earth of a supernova type Ia explosion. These rare supernovas are some of the most energetic events in the universe. If the hypothesis is correct, Hypatia would be a 'forensic' clue of an epic cosmic story started sometime in the early formation of our solar system. |
| Smart pacifier developed to monitor infant health in the hospital Posted: 16 May 2022 05:17 AM PDT A wireless, bioelectronic pacifier could eliminate the need for invasive, twice-daily blood draws to monitor babies' electrolytes in Newborn Intensive Care Units or NICUs. This smart pacifier can also provide more continuous monitoring of sodium and potassium ion levels. These electrolytes help alert caregivers if babies are dehydrated, a danger for infants, especially those born prematurely or with other health issues. Researchers tested the smart pacifier on a selection of infants in a hospital, and the results were comparable to data gained from their normal blood draws. |
| Robotic surgery is safer and improves patient recovery time Posted: 15 May 2022 08:32 AM PDT Robot-assisted surgery used to perform bladder cancer removal and reconstruction enables patients to recover far more quickly and spend significantly (20 per cent) less time in hospital, concludes a new clinical trial. |
| Skipping tiny stones into a quantum whirlpool Posted: 12 May 2022 09:19 AM PDT Researchers confirmed silicon nanoparticles are attracted to vortices in superfluid helium. Their simulations allowed them to visualize the process of vortex line recombination. The work may lead to improvements in quantum computing and optical spectroscopy. |
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