Articles tagged with Automobiles
Long-distance travel has a substantial carbon footprint, with journeys over 50 miles accounting for 70% of emissions. Research suggests targeting long-distance travel may be more effective than current efforts to reduce emissions. Changing behavior and policy can maximize reductions in carbon emissions from passenger travel.
Researchers found that ants need three main things to succeed when hitchhiking: climbing ability, foraging/colonizing behaviors, and temperature tolerance. The study tracked the spread of invasive ants through non-commercial transport on personal vehicles, highlighting a significant threat to native species.
A study found that people in affluent areas in New Zealand were contributing more than their fair share of greenhouse gas emissions from transport. They drove further and owned more cars, leading to higher emissions per week.
A new study by the National Sleep Foundation finds that approximately one in six adolescent drivers have driven drowsy, leading to 1.7 million reported incidents and over 400,000 teens driving drowsy at least once a week. The majority of teens pointed to work or school schedules as factors preventing them from getting sufficient sleep.
Researchers aim to assess the reliability and robustness of perception modules in autonomous driving systems (ADSs), which are critical for safe operation. The project seeks to develop new technologies that can detect perception errors and mitigate their impact on other modules, ultimately enhancing the overall system.
Researchers investigate traditional encryption limitations in practical communication scenarios, exploring the effectiveness of Deep Reinforcement Learning (DRL) and Blockchain technology in autonomous vehicles. DRL and Blockchain integration improves performance, lowers training costs, and creates secure, globally accessible transport...
A new study from China reveals a novel strategy for enhancing the strength-ductility synergy of particle-reinforced aluminum matrix composites. The approach involves regulating the heterostructure of the matrix grain and particle distribution to achieve a balance between strength and ductility.
The book examines the influence of automobiles on ideas about the future, technology, entrepreneurship, risk, safety, showmanship, politics, sex, gender, business, and the state. Prof. Dimitry Anastakis's work addresses the intersection of business, the state, and politics in post-1945 Canada.
A new study found that cars release harmful flame retardants into the air, posing a significant public health risk. The researchers detected these chemicals in 101 cars, including suspected carcinogens like tris (1-chloro-isopropyl) phosphate, and linked warmer weather to higher concentrations.
Researchers developed a highly reflective black paint that improves detection of dark objects by lidar sensors in self-driving cars. The new paint, made with titanium dioxide, was tested on two types of lidar sensors and showed improved performance compared to traditional carbon-based paints.
Researchers have developed a theoretical equation to predict the average buckling strength of shells with geometric imperfections. The model, which considers shapes and distribution of imperfections, offers promise for creating lightweight and sustainable structures while ensuring structural reliability.
A mathematical model developed by Alexandre Solon and Eric Bertin describes the movement of particles in situations similar to cars on a road or bacteria attracted to a nutrient source. The model identifies conditions that favor traffic jams, including high vehicle density and driver inertia.
Researchers have analyzed over a thousand images of snow to study its optical properties. The findings show promise in improving avalanche safety and autonomous car technology, but more data is needed.
A new study reveals that retention ponds and wetlands can significantly reduce the amount of tyre particles entering aquatic environments, with an average reduction of 75%. The research found that tyre wear particles outweigh other forms of microplastics, but are also removed in greater quantities.
A new study found that remote work could reduce carbon emissions from car travel by nearly 200 million tons annually, but also lead to a 27% drop in public transit fare revenue. This shift may impact urban mobility and require transit agencies to adapt their services.
A new study finds that remote work has changed urban transportation patterns in the U.S., with significant variation across regions. The research reveals that remote work has reduced vehicle miles driven by about 1% per 1% decrease in onsite workers, but had a more substantial impact on mass-transit ridership.
A new study by University of Illinois Chicago researchers found that one-third of ride-share drivers have been involved in a crash while working. The survey revealed that drivers are uniquely susceptible to crashes caused by cellphone use, tiredness, and driving on unfamiliar roads.
According to a new study, around 51% of global commutes are made by car, varying greatly across regions. In contrast, cities like Copenhagen, Paris, and Utrecht rely heavily on cycling and public transportation. The US also shows minimal variation in modal share across cities, with nearly 92% of commutes made by car.
Researchers analyzed trauma injury data from over 56,000 car crash victims and found that women have a higher shock index, indicating a greater risk of hemorrhagic shock. This suggests that female bodies may handle blood loss differently than male bodies, warranting further investigation into car safety design and first aid response.
A new traffic signal concept, known as the 'white phase,' uses autonomous vehicles to expedite traffic flow at intersections. The concept has been shown to improve travel time for both pedestrians and vehicles, especially when autonomous vehicles make up a higher percentage of traffic.
A UK study using mandatory annual vehicle inspections found exported used vehicles generated at least 13-53% more carbon dioxide per mile than those on British roads or in scrap yards. The researchers called for the UK's world-leading vehicle emissions standards to be applied to all exported vehicles.
A study by WVU researcher Nancy McIntyre reveals that individuals with ADHD tend to use routines and patterns to store stimuli from their environment, allowing them to make connections and file away resources for future use. This helps entrepreneurs with ADHD excel in qualities such as alertness, adaptability, and entrepreneurial intent.
Researchers at Duke University create a system called MadRadar that can trick automotive radar sensors into believing anything is possible without prior knowledge. The technology can hide existing cars, create phantom vehicles, or make it seem like an actual car has changed course.
Rates of fatal motor vehicle accidents were highest among military members immediately following their return from deployment, while the highest rates of fatal accidental overdose deaths occurred later in postdeployment life. Younger soldiers between 18-24 years old were at highest risk for MVA and accidental overdoses.
MIT researchers have developed a cobalt-free battery material that offers improved sustainability and comparable performance to traditional lithium-ion batteries. The new organic material can conduct electricity at similar rates, store capacity, and be charged faster than cobalt-containing batteries.
The researchers designed a means to engineer single-nanometer magnetic tunnel junctions with a CoFeB/MgO stack structure, allowing them to control the shape and interfacial anisotropies independently. This enables the MTJ performance to be tailored for applications ranging from retention-critical to speed-critical.
Researchers developed a network that combines 3D LiDAR and 2D image data to improve small object detection accuracy. The model outperformed existing methods in various noise conditions, with average precision improvements of up to 7.18%.
A computer vision system developed by University of Malaga engineers estimates vehicle speeds in real time using a single camera, reducing complexity and costs. The algorithm, published in Neurocomputing, aims to improve vehicle safety and has potential applications in autonomous driving and driver assistance.
Researchers propose optimising campus solar PV system to support over 200 electric vehicles with free or nominal charging facilities. This could reduce annual electricity costs by more than 9% while helping lower peak power demand by at least 12%.
Researchers developed an adaptable machine learning algorithm to measure driver 'workload' using driving performance signals, enabling real-time adjustments to in-vehicle systems for enhanced safety and user experience. The system can respond to changes in the driver's behavior, status, road conditions, or characteristics.
A team of researchers at North Carolina State University has developed a new experiment to better understand human moral judgments in traffic scenarios. The study aims to collect data for training autonomous vehicles to make
A large study of used cars and SUVs found battery electric vehicles driven almost 4,500 fewer miles than gas cars annually. This challenges current assumptions about emissions savings from EVs, highlighting the need for better understanding of driver behavior to accurately predict emissions reductions.
A study found that underground car parks in Germany, Austria, and Switzerland warm the groundwater throughout the year. The team proposes using geothermal energy and heat pumps to extract excess heat from the ground, which could supply sustainable heat to cities like Berlin.
A team of researchers from City University of Hong Kong and Shanghai Jiao Tong University has developed a novel aluminium alloy with unprecedented fatigue resistance using advanced 3D printing techniques. The new alloy, called NTD-Al, surpasses the fatigue strength of high-strength wrought Al alloys and conventional metals.
Researchers have developed an integrated THz vortex beam emitter to detect rotating targets with remarkable precision. The system uses spiraling electromagnetic waves with orbital angular momentum to accurately measure the speed of a rotating object, with a maximum margin of error of just around 2 percent.
A Graz University of Technology study found that e-scooter helmets can reduce head injuries by up to 44% and that a speed limit can bring more safety. The study also identified the importance of banning e-scooters on pavements and footpaths, which can significantly reduce serious injuries.
The University of Missouri's Missouri Work Zone Safety Center of Excellence aims to reduce fatalities and serious injuries in highway work zones through research and outreach. The center will focus on integrating emerging technologies, data analysis, and countermeasures to address distracted driving and other safety concerns.
Researchers developed MonoXiver, a new method to help AI extract 3D information from 2D images, making cameras more useful tools for emerging technologies. The method significantly improves accuracy when used in conjunction with existing techniques, such as MonoCon.
A study by Waseda University researchers found that car ownership among older Japanese adults is associated with higher self-rated health status, greater independence, and a more positive attitude towards receiving help. The study suggests that autonomous driving may play a key role in improving mobility for older adults.
A study analyzing data from KoalaBASE found that car strikes, dog attacks, and chlamydia-related illnesses are responsible for a significant number of koala deaths in South East Queensland. The research suggests that interventions such as road signs, overpasses, and information campaigns can help reduce these fatalities.
A new study by University of British Columbia researchers found that while some people view self-driving cars as safer, others feel reduced safety and comfort levels when interacting with pedestrians. The study suggests a gradual introduction of SDVs is needed to build comfort among all road users.
A new method can detect drivers' attention levels from their eye movements, enabling the development of more effective takeover signals. The study found that drivers who are engrossed in on-screen activities take longer to respond to warnings, highlighting a potential safety concern.
A recent MU study found that health and healthcare organizations are increasingly offering basic social services, such as transportation, housing, food, and mental health support, to address disparities in health outcomes. The research team explored innovative solutions implemented by care coordinators and social services to help overc...
Researchers at North Carolina State University found that connected vehicles improve travel time through intersections, but automated vehicles without connectivity actually increase wait times. The study suggests that incorporating vehicle-to-vehicle and vehicle-to-infrastructure communication is crucial for optimizing traffic flow.
Researchers aim to connect manufacturers and cybersecurity experts to create a community interested in solving digital manufacturing security issues. The team plans to build a website for communication and hosting workshops, conferences, and student design competitions.
Researchers developed a new method for capturing turbulent flame behavior, providing detailed insights into flame dynamics, ignition processes and combustion efficiency. The high-speed 3D imaging approach can be used to optimize energy production processes and improve fire safety measures.
Despite high ratings, child car seat installation errors are common, with most frequent errors found in seat belt installations and top tether usage. Certified technicians can provide guidance on correct installation and usage, ensuring optimal safety for young passengers.
Researchers at Arizona State University have developed a method to mix sodium with lithium in high-quality batteries, driving down costs and ensuring the supply. The technique uses a specialized technique to measure energetic stability, allowing for a more stable mixture of up to 20% sodium.
The VVE method allows for testing of driverless cars in a perfectly safe environment, enabling the car to learn to avoid collisions and increase pedestrian safety. By replacing high-resolution sensor output with simulated data, researchers were able to show that the autonomous driving system behaves as if it's driving on real roads.
The University of Houston's CYBER-CARE research center aims to prevent cyberattacks that could compromise the safe movement of people and goods in the US. The center will focus on four goals, including exploring advanced theories to mitigate the impact of large-scale cyberattacks.
A Portland State professor is studying the environmental consequences of the renewable energy transition, including lithium mining and battery manufacturing. The research aims to balance benefits with burdens on underserved communities, through interviews, focus groups, and workshops.
Researchers at Duke University have discovered a way to make rubbery materials up to nine times more durable without compromising their elasticity. This breakthrough could help reduce microplastic pollution from car tires, with estimates suggesting that tire wear alone releases millions of metric tons of debris into the environment eac...
Researchers at University of Nebraska-Lincoln are working on safeguarding US military base entry points against EV threats, focusing on high-speed ramming and zero-to-60 acceleration. The team will employ digital simulations and physical crash tests to refine barriers designed to withstand such impacts.
A computational psychological model predicts subtle behaviors in real traffic, such as hesitating before crossing and speeding up to deny pedestrians a crossing opportunity. The model accurately simulates 32 pairs of participants interacting as driver and pedestrian in a driver-pedestrian simulator.
Researchers developed a new anode material that increases lithium-ion battery storage capacity by 1.5 times, allowing for fast charging in as little as six minutes. The innovation uses electron spin to enhance storage capacity and ferromagnetic properties.
Researchers found that electric rideshare fleets can significantly reduce greenhouse gas emissions, but may also increase air pollution and traffic problems. The study used real-world data from Chicago to simulate the impacts of electrification.
A WVU researcher is developing a data-driven approach to enhance roadway maintenance operations, incorporating AI analysis of real-time data from sensors on consumer cars and roadside observation stations. The goal is to minimize time and resources spent on less affected roadways, reducing winter maintenance costs and time.
Research suggests that windshield washer fluid is a significant source of vehicle-derived pollutants, including volatile organic compounds (VOCs), which can contribute to ozone formation. The study found that the levels of these non-fuel-derived gases will likely remain unchanged even as drivers transition to electric vehicles.
A new study found that older drivers who use substances are up to four times more likely to be at fault in a car crash. The research team suggests implementing risk awareness campaigns tailored for older adults and other measures such as improved road visibility, automatic safety features and licensing requirements.
Researchers at KAUST have developed a sustainable method for producing butadiene, a key component of synthetic rubber, using the Lebedev process and modernized catalysts. The new approach eliminates the need for fossil reserves and reduces environmental impact.