Articles tagged with Vehicles
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A study on robot deception found that participants were overly trusting of AI and required explicit admission of lying in apologies to repair trust. Apologies that did not admit to deception were more effective at repairing trust, suggesting a need for designers to understand the ramifications of their design choices.
A pilot study uses drones to accurately map how and why pedestrians use city streets in Santiago de Chile. The study finds that drones can reliably collect data on pedestrian behavior, providing valuable insights for urban planning and infrastructure development.
A new study published in Environment International reveals that vehicle exhaust filters have limited impact on reducing ultrafine particles, which are a major contributor to air pollution. The research shows that current filters are not effective at removing smaller liquid particles, highlighting the need for alternative measures to re...
The Indian Institute of Science researchers developed a full-duplex antenna system that cancels out self-interference, enabling faster and more efficient data transfer. The compact design eliminates the need for bulky components, making it suitable for integration into devices.
A Taiwanese study found that pregnant women involved in road traffic collisions, even with minor injuries, are at increased risk of birth complications. Those on scooters faced significantly higher risks than those in cars. The study suggests providing educational materials about road traffic safety during pregnancy.
The UTSA ScooterLab will collect data on riders' mobility, context and environment to improve sustainable transportation solutions. The project aims to transform the way we think about micro-mobility.
A West Virginia University study found that patients treated for motor vehicle collision injuries during the COVID-19 pandemic used more drugs, including cannabinoids, opioids, and stimulants. The study suggests public health interventions may be needed to curb this behavior in rural areas.
The Inflation Reduction Act's target for domestic EV battery mineral extraction is achievable for some plug-in hybrid vehicles but poses significant challenges for fully electric vehicles. A mass-based standard could reduce uncertainty and incentivize production of high-value minerals domestically.
A new Argonne study compares drone energy usage to diesel trucks and electric vehicles, finding that drones consume as much energy as either on average windy days. The models are based on regional energy consumption and facility costs of direct delivery drones under various wind speed scenarios.
New research reveals that nitrogen released by gas-powered machines causes dry soil to let go of carbon and release it back into the atmosphere. The study found that excess nitrogen acidifies soils, leading to a loss of carbon stored in association with calcium.
Researchers from the University of Tsukuba found that mandatory cognitive testing during driver's license renewals in over-75-year-olds leads to decreased motor vehicle crashes. However, this policy change is associated with an increase in bike and pedestrian injuries among the same population.
Researchers at Incheon National University have developed an IoT-enabled, real-time object detection system for autonomous vehicles. The YOLOv3-based model achieved high accuracy (>96%) in detecting 2D and 3D objects, outperforming other state-of-the-art detection models.
A new study in The American Journal of Medicine found that adults who neglect COVID-19 vaccination may also neglect basic road safety guidelines. Unvaccinated individuals were more likely to be involved in traffic crashes, with a 72% increased relative risk compared to those vaccinated.
Researchers at Chalmers University have developed an optical hydrogen sensor that can detect extremely low levels of hydrogen, allowing for early detection and alarm. The sensor uses AI technology to optimize particle arrangement and geometry, achieving sensitivity in the parts per billion range.
Researchers at the University of Illinois created an experimental data set to validate models of supersonic flows around a cantilever plate. The data set reveals complex fluid-structure interactions, including three-dimensional flow in the re-circulation region under the plate.
Research by Lero and Motion-S found that fitting all UK cars with Advanced Driver Assistance Systems (ADAS) could prevent 24% of road crashes. Automatic Emergency Braking (AEB) is the most impactful technology, reducing three out of four most frequent accident categories.
The USPSTF recommends against routine screening for obstructive sleep apnea (OSA) in asymptomatic adults and those with unrecognized symptoms. OSA is linked to various adverse health outcomes, including cardiovascular disease and cognitive impairment.
A 3-year study of a 20 mph speed limit in Belfast found no significant reduction in road traffic collisions or driver speed, despite a notable decrease in traffic volume. The reduction in traffic volume was 57 vehicles per week after implementation.
The UC San Diego TREDS program aims to educate drivers and pedestrians about road safety with a new self-paced online program targeting underage drivers. The initiative seeks to reduce traffic-related injuries and deaths, particularly among teens aged 15-20 who are at higher crash rates.
The study developed an extended deep Q-network (EDQN)-incorporated context-based meta-RL model that can autonomously detect traffic states, classify regimes, and assign signal phases. The model outperformed existing algorithms in simulation experiments and showed adaptability to new tasks without adjusting parameters.
A new study by MIT researchers shows that mobile phones can collect useful structural integrity data while crossing bridges. The study found that information about bridge vibrations can be extracted from smartphone-collected accelerometer data, and that this method could add years to a road bridge's lifespan. By leveraging crowdsourced...
A study by UBC Okanagan researchers suggests that tire particles can contaminate freshwater sources, including lakes like Okanagan and Kalamalka. The researchers estimated that over 50 tonnes of tire and road wear particles are released into waterways annually.
Researchers from NC State University have developed a dynamic computational tool to help improve user access to electric vehicle (EV) charging stations. The technique accounts for factors such as charging time, cost, and wait times to provide users with the most convenient options.
Purdue researchers have developed a new formulation of the world's whitest paint that is thinner and lighter, achieving nearly the same benchmark of solar reflectance as the original. The new paint incorporates hexagonal boron nitride and voids of air, providing reduced weight and increased cooling capabilities.
Researchers designed an integrated system to support joint operations between UAVs and mobile robots for surveillance, epidemic prevention, and rescue operations. The system aims to improve public safety while ensuring privacy and security.
The AI model, trained with end-to-end and multi-task manners, achieves best drivability in a standard simulation environment, outperforming recent models. It extracts useful information from a single RGBD camera and uses sensor fusion techniques to enhance performance.
A study published in the Transportation Research Record found that wildlife crossings in Washington state can reduce wildlife-vehicle collisions, saving lives and money. The research analyzed collision data from 2011 to 2020 and found a significant reduction in deer-related crashes near bridges.
Researchers at NC State University have developed a cooperative distributed algorithm that allows autonomous vehicle software to make calculations more quickly, enabling real-time navigation of complex merging scenarios. The approach improves both traffic flow and safety, with zero incidents in simulations.
A team of researchers has created an online dashboard to track equity requirements in 239 shared micromobility programs across the US. The dashboard provides city officials with valuable insights on best practices for expanding access to these programs, including technology access, reduced fare options, and adaptive vehicles.
Researchers analyzed data from trauma centers to determine if patients with seat belt injuries and negative CT scans can be safely discharged. The study found that some patients with abdominal bruising from a seat belt following a car crash may not need hospital admission.
Researchers from Politecnico di Milano have developed a programmable photonic processor that can separate and distinguish optical beams even if they are superimposed. This device allows for high-capacity wireless communication, with transmission rates of over 5000 GHz.
Scientists developed a novel multilayer coating to improve the longevity of steel, increasing its lifespan by up to 400 hours. The coating, comprising three layers, was found to provide higher resistance to rust than conventional Zn coatings.
A new study published in Applied Economics challenges the long-held 80-20 rule in F1, finding that car and team input accounts for 20% of success, while driver skill accounts for 15%. The interaction between driver and team is found to be the biggest factor, accounting for 30-40% of success.
A new AI system uses artificial neural networks to recognize objects more accurately and stably, despite changing visual inputs. The system mimics human eye movements to improve machine vision capabilities, reducing errors in self-driving cars and other applications.
A Rutgers team created an AI-powered framework that detects trespassing events, differentiates violators, and generates video clips of infractions. The system analyzed 1,632 hours of archival footage and found nearly 70% of trespassers were men, with most incidents occurring on Saturdays around 5 p.m.
A study analyzing over 3 million EV-related Reddit posts reveals a wide spectrum of viewpoints on electric vehicles. The research found high similarities between political and fringe communities, indicating controversial opinions on environmental impacts.
A new optimization tool can quickly improve performance of various autonomous systems, including walking robots and self-driving vehicles. The tool uses automatic differentiation to identify tweaks that achieve desired outcomes, reducing trial-and-error simulations.
Researchers at Portland State University created a two-stage stochastic programming model to optimize e-scooter placement, charging, and rebalancing in Tucson. The model uses data from the City of Tucson to answer questions on demand uncertainty, idle periods, and customer satisfaction.
A new analysis suggests that Black and Hispanic Americans are disproportionately affected by traffic-related deaths, and that these disparities are larger than previous estimates show. The study found that travel distances vary among racial/ethnic groups when walking, cycling, or driving, and when these differences in activity levels a...
A new study by Carnegie Mellon University analyzed the impact of the COVID-19 pandemic and George Floyd's murder on crime rates in 28 US cities. The study found that homicides and auto thefts increased, while robberies and larcenies declined. The authors suggest that social unrest, economic conditions, and changed police behavior may b...
Researchers at MIT City Science explore the impact of autonomy on shared micro-mobility systems, proposing it as a solution to mitigate challenges such as rebalancing and vehicle oversupply. An agent-based simulation tool assesses fleet performance and user experience, providing insights for informed decisions.
Researchers have developed biodegradable nanovesicles that efficiently encapsulate and deliver PARP1 siRNA to breast cancer tumors in mice, inhibiting oncogene expression and extending survival. The polymersomes, assembled from three biodegradable block copolymers, have strong potential for precision-targeted therapeutic carriers.
New research develops a low-index BaF2 thin film-based microspectrometer technology for LWIR spectral sensing. The study demonstrates the use of flat and stress-free free-standing distributed Bragg reflectors (DBRs) for high-performance wavelength discrimination in the long-wave infrared region.
A new study by Xi'an Jiaotong-Liverpool University finds that upscale hotels in Texas benefit most from hosting Tesla charging stations between 2015-2018. The study suggests that the benefits are due to brand alignment and the presence of nearby tourist attractions, which attract customers seeking charging services.
Researchers from Korea Maritime and Ocean University have developed a way to synthesize high-performance functionally graded materials with minimized defects. By controlling the mixing gradient of component materials, they improved mechanical properties and eliminated interfacial cracks.
Nearly nine out of 10 people in the UK want self-driving vehicles to be labelled for clear distinction from human-driven vehicles. The survey found that experts tend to downplay concerns, but public scepticism persists, with many uncomfortable with the idea of using or sharing the road with self-driving cars.
Researchers at Tokyo University of Science propose two new search strategies to reduce the computational cost of rebalancing in bicycle-sharing systems. The approaches focus on finding feasible solutions more efficiently and redefine the problem to minimize solving time.
A new study found that naming legislation after a victim increases support for the law and its associated punishment, with notable benefits for laws named after African American women. The study used distracted driving as an example and surveyed a national sample of 1,000 U.S. adults.
Researchers found that speeding can decrease fuel economy by 7% and result in an extra 28 cents per gallon at current US fuel prices. They also studied human behavior during the early days of COVID-19 and simulated cosmic collisions to better understand X-ray emissions.
Researchers at Gauhati University studied roadkill on a 64-kilometer stretch of National Highway 715 in India's Kaziranga-Karbi Anglong Landscape. They found dramatic mortality rates among frogs, toads, snakes, and lizards, with over 6000 animals killed annually.
Researchers at Clemson University and SSSIHL discovered a novel way to combine curcumin and gold nanoparticles to create an electrode that efficiently converts ethanol into electricity. The discovery brings replacing hydrogen as a fuel cell feedstock one step closer, with potential applications in sensors and supercapacitors.
Researchers propose a modular Mars exploration rover system consisting of four two-wheeled robots that can operate independently or combine in various constellations. The approach enables longer missions and gathers more information about the planet's history and potential habitability.
Researchers from Tokyo University of Science analyzed usage patterns of bicycles in four major US cities to improve bicycle sharing system efficiency. They found temporal patterns and similarities between weekdays and weekends, contradicting previous studies.
Researchers discovered that fish generate movable vortex pairs of high- and low-pressure regions to propel themselves forward. This process involves precise control of body fluctuations, which enables the fish to swim with high motion control and flexibility.
A study of drivers with past-year alcohol and cannabis use found that two in five reported driving under the influence of alcohol, cannabis, or both. Simultaneous use was associated with a higher risk of DUI, particularly among young adolescents.
A West Virginia University researcher is studying the American implementation of turbo roundabouts, designed to limit weaving and lane changing movements. The study aims to reduce conflict points and severity of crashes, with a focus on gauging motorists' responses via computerized driving simulations.
A recent study found that combining cannabis and alcohol significantly worsens driving performance compared to using either substance alone. This is because the effects of cannabis on driving are additive to those of alcohol, leading to impaired lane control and increased crash risks.
A new study estimates that nitrogen dioxide from traffic pollution contributes to nearly 2 million cases of pediatric asthma annually. Cleaner air in urban areas has led to a decline in these cases, but more work is needed to curb harmful emissions.
Researchers are exploring how an engineered adeno-associated virus (AAV) can compensate for missing protein or swap out genetic mutations that cause vision problems. AAV has been found to be beneficial and is being used as a tool to deliver genes that work as they should.
Researchers have developed heat-resistant piezoelectric sheet sensors that can detect driver impairment, including drowsiness and sudden illnesses. These sensors, attached to seats, can signal a future smart car to take action, potentially preventing accidents.