Articles tagged with Vehicles
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 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.
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.
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.
Researchers at James Cook University found sophisticated tactics being used to smuggle illicit alcohol into remote Indigenous communities. Sly grog traders sell alcohol for inflated prices, often up to 11 times its retail value. The study highlights the need for collaborative responses involving law enforcement and social services.
Researchers have developed virus-derived expression vectors as a potential gene therapy vehicle for treating various diseases. These vectors use viral sequences to silence specific genes or induce RNA interference, effectively downregulating viral replication and expressing therapeutic proteins.
A Penn State researcher has been awarded a grant to develop a 'hydrogen sponge' technology that could efficiently store hydrogen fuel for use in fuel cell vehicles. The technology uses supercritical liquid form to condense the gas, allowing for storage at ambient temperature and low-pressure conditions.
Researchers found that 20% of children involved in fatal crashes were unrestrained or inappropriately restrained. A 10% improvement in child restraint use could avert approximately 232 pediatric deaths per year.
Children are more severely injured from ATV-related accidents than adults, with data showing an estimated 99,600 injuries requiring emergency treatment in the US. The primary causes of these injuries include vehicle rollover, collision with stationary objects, and ejection from the vehicle.
The study successfully detected three magnitude 5 earthquakes since December 2016 without false alarms. Individual smartphones and 'smart' appliances could be part of a crowd-sourced network for earthquake early warnings in the future.
A new study from the University of Missouri suggests that diversifying retirement savings between traditional and post-tax accounts can help individuals make the most of their investments. The research model accounted for factors like age, income, and future tax policies to determine the optimal investment strategy.
A new study estimates that traumatic brain injuries in emergency departments had a total cost of $945 million over the lifetimes of those patients. Medical treatments and lost productivity accounted for $292 million and $653 million, respectively.
Researcher Keith Moored aims to understand the forces, energetics and flow physics of collective locomotion in schools of fish to develop optimized underwater vehicles. He will use a low-speed wind tunnel facility and particle image velocimetry system to characterize flow fields and forces acting on pitching wing models.
A new computer model is being developed to simulate the mechanical properties of snow and predict its behavior in various scenarios. This model will enable more accurate forecasts for avalanches and help determine the load on buildings caused by snow.
UC researchers successfully employed fuzzy logic in a simulation to show it is an ideal system for navigating under dynamic conditions. The concept, also known as genetic-fuzzy, allows drones to make good navigational decisions amid statistical noise and has real-world applications such as autonomous delivery.
The study reveals that veterinarian movements significantly contribute to the spread of diseases, with animal exchanges playing a synergistic role. This research can help develop more accurate tools for predicting disease outbreaks and implement effective biosecurity measures.
The US Preventive Services Task Force concludes that screening for obstructive sleep apnea (OSA) in asymptomatic adults lacks sufficient evidence to assess benefits and harms. Current evidence supports treatment with CPAP, but its applicability to screen-detected populations is unknown.
The proposed scheme considers vehicle shape and road width to minimize collisions and optimize path tracking. The model predictive control method effectively tracks the desired lateral position of road centerline, avoiding collisions and ensuring low energy consumption.
Mandatory ignition interlock laws are effective in reducing alcohol-involved fatal crashes, preventing approximately 1,250 fatalities. States with such laws have seen a seven percent decrease in the rate of fatal crashes with at least one driver having a blood alcohol content over the legal limit.
A new study from the AAA Foundation for Traffic Safety reveals that drivers missing 1-2 hours of sleep nearly double their risk for a crash. The Centers for Disease Control and Prevention reports that 35% of U.S. drivers sleep less than seven hours daily.
Researchers at UTA will lead a collaborative effort to use UAVs for remote inspection of highways and railroads. The project aims to develop guidelines for safe and efficient use of UAVs, leveraging their advantages in speed, safety, and cost compared to human on-site inspections.
A new study presents alarming data on chest injuries in pediatric patients after all-terrain vehicle (ATV) accidents. The study found that pulmonary contusion, pneumothorax, and rib fractures were common, with 8 children dying from their injuries.
The spherical mechanical seal's performance is influenced by structure size, including radius, stator-ring distance, and diameter. Increasing the spherical radius reduces contact area but raises temperature and pressure.
A new study by Michigan State University researchers found that Supreme Court justices are less likely to side with briefs using flashy adjectives and emotionally charged language. Using minimal emotional language increases a petitioner's chances of winning by 29%, while respondents can win with certainty when using objective tone.
A University of Washington study found that wait times for an Uber ride are shorter in lower-income neighborhoods, with average waiting times ranging from under four minutes to over 10 minutes across the city. Lower-income areas have a shorter average waiting time compared to wealthier neighborhoods.
Researchers argue that lowering the speed limit would reduce fatalities and serious injuries for pedestrians and cyclists. A study found that a 10km/h difference can lead to significant safety gains, with slower speeds allowing for longer reaction times and greater braking distance.
Research shows that adults with moderate to severe traumatic brain injury (TBI) are twice as likely to die from an unintentional injury. Changes in cognition and balance increase the risk of subsequent injuries. A patient-centered assessment tool can help identify risks and prevent further injuries.
A nationwide Danish registry study has found that patients with an implantable cardioverter defibrillator (ICD) are at a higher risk of motor vehicle accidents compared to age- and gender-matched controls. The study included 4874 ICD patients and a control group of 9748 subjects, and found a 51% increased risk of motor vehicle accident...
Airbags and seat belts significantly reduce the likelihood of facial fractures in motor vehicle collisions. The study found that using an airbag alone reduced the risk by 18%, a seat belt by 43%, and combining both devices by 53%. Facial fractures were more common among young males who used alcohol during the collision.
Researchers used behavioral science techniques to increase online license plate renewals in Ontario, resulting in a 42% increase and a 5-point gain in on-time renewals. The study's findings suggest that simple changes to messaging can lead to significant savings.
A study found that reintroducing cougars to the Eastern US could lower deer-vehicle collision rates by 22%, preventing five human fatalities and 680 injuries annually. This would also save $50 million in costs over 30 years, as large cats thin deer populations.
Researchers at Rutgers University have developed a soft motor that enables torque without bending, making it suitable for search and rescue missions, deep space exploration, and manipulating objects during MRI. The squishy wheels allow for passive suspensions in wheeled vehicles, making the design simple yet effective.
A team of engineers from Penn State's Applied Research Laboratory have developed an innovative approach to stabilize supercavitation bubbles, reducing the pulsation and noise that can occur during underwater vehicle movement. By applying a sinusoidal air flow variation, they were able to suppress pulsation states in many cases, allowin...