Articles tagged with Vehicles
The technology uses light field imaging techniques and machine learning to capture high-quality composite images of subjects through windshields. This enables long-range identity verification, vehicle recognition, navigation systems, and traffic monitoring systems.
SwRI's team will develop a more accurate and cost-effective model to predict failure and cracking in combat situations. The goal is to create tougher and safer vehicles for soldiers by improving the Army's daily modeling process.
Researchers found that pavement burns account for a significant number of burn-related injuries, particularly in the Southwestern United States. Temperatures above 95 degrees significantly increase the risk of pavement burns, with the risk increasing exponentially as temperatures exceed 105 degrees.
A team of international scientists uncovered a previously unclear inflammatory mechanism caused by airborne particles that worsen asthma symptoms. Diesel fumes activate AhR receptors in immune cells, leading to increased production of inflammatory molecules.
The University of Texas at Arlington's team, led by Associate Professor Yan Wan, excelled in the 2019 Swarm and Search AI Challenge. They developed algorithms for multiple UAVs to map wildfires efficiently. The technology can provide real-time information and forecasts to firefighters.
The RoboBee has successfully flown solo for the first time, with a wingspan of four wings allowing it to lift off without additional power. The vehicle's weight is 259 milligrams, making it the lightest untethered flight ever achieved.
A new study by Gregory Erhardt and colleagues found that popular ride-sharing companies like Uber and Lyft increased traffic congestion in San Francisco by 62% between 2010-2016. The analysis also revealed that average speeds decreased by 13%, leading to less reliable travel times.
Researchers discovered instances of epistasis, a phenomenon where two changes produce a behavior different from individual changes. This finding could impact future drug delivery and therapeutic strategies by learning the rules of virus scaffold assembly.
Researchers at the University of Waterloo found that adjusting traffic light timing in response to weather conditions can significantly reduce intersection delays. By analyzing video data and running computer simulations, they determined that weather-responsive signal plans could ease congestion and improve safety during snowstorms.
Researchers at the University of Missouri found that drivers who are distracted while driving in a highway work zone are 29 times more likely to be involved in a collision or near-miss. The study analyzed data from over 3,000 drivers and provides recommendations for behavioral countermeasures to reduce injuries and fatalities.
The University of Texas at Arlington's new wind tunnel will be used for Navy grants to develop heat shields for hypersonic vehicles and measure plasma flow. The facility will also house a femtosecond laser system to non-intrusively measure temperature and composition.
A University of British Columbia study found that automated photo enforcement programs significantly reduce property-related crimes, in addition to collisions, by deterring unsafe driving behaviors. Researchers developed a planning chart to optimize the deployment of mobile speed enforcement units.
A new study published in JAMA Network Open found that driving while on prescription opioids significantly increases the risk of fatal motor vehicle crashes. The study analyzed data from over 18,000 fatal car crashes and found that drivers who tested positive for prescription opioids were more likely to be involved in fatal crashes.
A new virtual tool uses sensor data to predict unsafe passing events, allowing urban planners to optimize bike lane placement and improve cycling safety. The research, conducted by the University of Waterloo, found that bike lanes can virtually eliminate close calls between cyclists and motorists.
A study examining EMS response times to motor vehicle crashes found longer response times associated with higher mortality rates, particularly in rural areas. Prolonged response times accounted for nearly 10% of fatalities in rural/wilderness areas and 14% in urban/suburban areas.
A recent study found that 10% of firearm injury survivors will be readmitted to the hospital within 90 days, highlighting a significant burden of morbidity. The researchers also discovered a 30% increased risk of readmission among those with firearm injuries compared to occupant motor vehicle injury patients.
Researchers at USTC create a new structure of atomically dispersed iron hydroxide on platinum nanoparticles to efficiently purify hydrogen fuel over a broad temperature range. This breakthrough enables protection against CO poisoning during frequent cold-starts and continuous operations in extremely cold temperatures.
The University of Texas at Arlington Research Institute is collaborating with Newcastle Manufacturing to create a network of unmanned aerial vehicles (UAVs) equipped with lights. The goal is to support emergency responders in nighttime operations, potentially reducing the risk of accidents and improving response times.
A new study found that more than half of medical cannabis users drive under the influence within two hours of use, with one in five driving 'very high'. The researchers urge for clearer guidelines and public education to increase awareness of cannabis-related driving impairment.
Half of ambulances targeted in Syrian conflict sustained serious damage, with 49% severely damaged or withdrawn from service. Cluster bombs and barrel bombs were frequently used by Syrian government and Russian forces.
Dr. Terry Alger, a Southwest Research Institute director, received the 2019 Edith and Peter O'Donnell Award for his role in developing vehicle engine technologies that lower pollution levels and improve fuel economy. The award recognizes his innovative work on novel hybrid engines, connected and autonomous features, and abnormal combus...
A new model simulates and understands flow transitions in hypersonic vehicles, revealing points of transition from smooth to turbulent flows. This research has the potential to inform safer vehicle design and improve overall performance.
Researchers at Stanford University have developed small flying robots called FlyCroTugs that can pull objects up to 40 times their weight using advanced gripping technologies. The robots' ability to anchor themselves to various surfaces using gecko-inspired adhesives and microspines enables them to navigate through snug spaces and inte...
Researchers at IIASA and the Complexity Science Hub found that non-financial firms, such as vehicle manufacturers and energy companies, introduce more systemic risk than the financial sector. Strong regulations are needed for systemically important companies, regardless of their financial status.
Researchers from UC San Diego use reinforcement learning to train gliders to navigate atmospheric thermals, achieving heights of 700 meters. The study highlights vertical wind accelerations and roll-wise torques as key cues for soaring birds, with implications for autonomous flying vehicle development.
Researchers at RUDN University simulated a communication system using drones to increase cellular network coverage. The approach, which takes into account random distances and three-dimensional modeling, can significantly improve the quality and reliability of service.
A study by Benjamin Trump and his team analyzed over 800 cryptocurrency forks and found a substantial growth in separate blockchains. The researchers believe that stable governance is essential for cryptocurrencies to be adopted for daily financial transactions.
A recent expedition demonstrated how AI can dramatically accelerate exploration of deep sea ecosystems using autonomous robots and high-throughput data analysis. Scientists used unsupervised clustering to analyze seafloor images and identify biological hotspots, which were then surveyed and sampled within days.
A study of over 1,000 motor vehicle accident survivors found a common genetic variant in the stress response gene FKBP5 linked to increased chronic pain. The researchers discovered that addressing this interaction between the genetic variant and post-traumatic stress may represent a supplemental or alternative treatment option.
A study found that individuals shot by police have arrest histories similar to those involved in assaults and homicides, and medical histories similar to those with self-inflicted firearm injuries. The study identified patterns among intent-specific firearm injuries, including increased risk of interpersonal and self-directed violence,...
A study analyzed weather data from various sources in the US from 2000 to 2017, revealing links between temperature and risk of fatal crashes, food safety violations, and police stops. Climate projections suggest future warming may impact regulatory oversight, with potential implications for governance.
Researchers are creating self-guided packages made of biodegradable materials to map coastlines and sea bottoms. These devices aim to dissolve upon reaching shore, providing up-to-date information on potentially hostile regions. Additionally, a swarm of drones will be developed using cameras, sonar, and sensors to evade tracking, with ...
Researchers found that even low levels of air pollution can cause significant changes in the structure of the heart, similar to those seen in early stages of heart failure. The study, which included over 4,000 participants, linked higher exposures to pollutants like PM2.5 and NO2 to larger ventricles and more pronounced remodelling.
Researchers at University of Kent and Copenhagen University link rise in vehicle ramming attacks to social media networks and viral contagion. The study suggests that exposure to these actions through news media and online discussion forums encourages others to engage in similar acts, often with different motives.
A new study found that injury crashes were more frequent in areas with more retail alcohol outlets, including bars. The research also showed that crash risks are associated with local outlet density and alcohol availability across neighboring areas.
A study by the NIH found that teenage drivers are eight times more likely to be involved in a collision or near miss during their first three months of independent driving. During this period, teens also exhibit four times more risky behaviors, such as rapid acceleration and hard turns.
Researchers at MIT have developed a new chip design called Navion that can process camera images and inertial measurements in real-time, allowing for accurate navigation of miniature drones. The chip consumes just 24 milliwatts of power and is about the size of a LEGO minifigure's footprint.
Sheereen Majd aims to improve nanoparticle drug delivery by targeting diseased cells and minimizing off-targeting. Her research combines existing technologies to create a precise and stable carrier system, promising efficient delivery of bioactive molecules to specific sites in the body.
Florida Atlantic University has been awarded a $1.25 million grant by the US Navy to develop autonomous unmanned marine vehicle platforms for coastal surveillance, target tracking, and protection of at-sea assets. The project aims to create a multi-vehicle system that can safely navigate coastal waters with high autonomy.
Microgap cooling technology aims to remove excessive heat from tightly packed electronics and devices, which are vulnerable to overheating in space. The test on the Blue Origin New Shepard launch vehicle will validate the system's performance under microgravity conditions.
Following the Kumamoto earthquake, investigators found a high risk of venous thromboembolism in people who remained seated in cars overnight. In many cases, this led to pulmonary thromboembolism, emphasizing the need for preventive measures and public awareness campaigns.
Researchers found a 76% slowdown in nitrogen oxide emissions reduction from 2005 to 2015, contradicting EPA predictions of a 16% decrease. The discrepancy was largely due to increased industrial and off-road vehicle emissions while on-road gasoline vehicles declined.
Researchers at the University of Huddersfield will conduct exhaustive tests on a lightweight carbon fiber rail bogie frame, which could lead to significant savings for operators. The project uses recycled carbon fibers to reduce weight by up to 50% and track wear, resulting in lower maintenance costs.
A University of Michigan study found that energy-efficient lighting availability and price vary with poverty levels. In high-poverty areas, the upfront cost of LED bulbs is twice as high as conventional incandescent bulbs, limiting access to energy efficiency.
Scientists at the University of Bonn and Caesar research institute built a one-wheeled vehicle using DNA rings, achieving a length of 240 nanometers on its test drive. The nanomachine uses chemical energy to rotate and is controlled by an RNA thread that grows as it moves.
Researchers have developed an algorithm that mimics aquatic sensory intelligence, allowing underwater vehicles to detect specific flow patterns. The technology has potential applications in navigation and obstacle avoidance, enabling vehicles to leave behind inconspicuous wakes.
Chronic sleep deprivation increases risk of motor vehicle crashes due to impaired cognitive function. The study found severe sleep apnea is associated with a 123% increased risk, while mild to moderate sleep apnea elevates the risk by 13%. Short sleep duration also contributes to crash risks.
The study analyzed the influence of belt structure on tire vibration and noise, revealing that optimized belt structures can reduce vibration noise by 7.55 dB. The findings provide a theoretical basis for developing low-noise tires in the future.
Researchers at Tomsk Polytechnic University have developed a multi-agent robotic system for flying a swarm of intelligent drones. The drones can synchronize their movements, reconfigure their flightpath, and land with high accuracy, avoiding obstacles up to 5 meters away.
Researchers from Tohoku University found that angling quad-rotor rotors by 20 degrees can reduce pitching by a quarter, improving stability in heavy winds. The study also identified the effects of rotor tilting on pitching moment generation, with outward tilting reducing pitch by 26%.
A £680,000 EU-funded project aims to enhance rolling stock maintenance with condition monitoring techniques, resulting in cost savings and improved passenger satisfaction. The University of Huddersfield's Institute of Railway Research is testing new methods on London Underground trains.
Researchers have developed a multifunctional vehicle using gold nanoparticles to transport and release the CRISPR-Cas9 system for targeted gene editing in tumors. The platform combines hyperthermal cancer therapy with genetic modification, offering a promising approach for tumor therapy.
Recent studies have identified off-road diesel vehicles in oil sands production as a major contributor to regional levels of isocyanic acid pollution. Laboratory experiments show that these vehicles release up to 6 kilograms of the compound per hour, with secondary emissions potentially being up to four fold larger.
A new underwater acoustic localization system has been developed to estimate the trajectory of sound sources in the ocean without multiple receivers or anchor nodes. The system uses bathymetry information to discriminate the location of the source of the signal.
A team of UCLA engineers is developing an Internet of Things (IoT) system tailored to the challenges of the battlefield, enabled by data-driven decision making and secure platforms. The system aims to increase mission success and reduce casualties in rapidly changing situations.
Researchers aim to create adaptive autonomous agents capable of self-reflection and adaptation in complex environments. The project will focus on developing AI and machine learning techniques to enable UUVs and other agents to operate reliably in uncertain conditions.
Researchers at the University of Texas at Arlington are using unmanned aerial vehicles to create highly accurate 3D and profile maps of storm debris in Beaumont, Texas. The project aims to help the city prioritize cleanup efforts by providing an accurate representation of the debris.
Researchers at Woods Hole Oceanographic Institution are developing tools and technology for mass production of seaweed for biofuels and chemicals. A breeding program and monitoring system will be created to improve efficiency and reduce environmental impact.
A new study by Brown University describes the frequency of various nontraffic incidents, injuries, and fatalities to children using a unique surveillance system and database. The analysis found nearly 3,400 deaths of young children over 25 years due to preventable nontraffic events.
A new analysis finds that victims of gunshots and stabbings are less likely to die if transported to a trauma center by private vehicle rather than ground emergency medical services. Penetrating injuries such as knife and gun wounds showed a significant reduction in mortality rates when transported privately.