Articles tagged with Buses
Research from the University of Michigan shows that switching to fuel cells or batteries can reduce lifetime greenhouse gas emissions by up to 90% compared to diesel-powered vehicles. The study found that hydrogen fuel cells and battery electric powertrains offered the largest emissions reductions.
A Finnish study found that residential environments, health status, and health behaviours are associated with reduced car commuting. However, these factors only explained a small part of the overall modal shift towards active and sustainable commuting.
Researchers analyzed two years of data on electric buses in Ithaca, finding batteries consume 48% more energy in cold temperatures. Short-term strategies include storing buses indoors and limiting door opening time to improve performance.
A study found that social influence and trust play key roles in older adults' adoption of demand-responsive transportation. The research, conducted in Senboku New Town, Osaka, revealed significant relationships between behavioral intention and performance expectancy among older people.
Researchers explored using electric bus depots to generate solar energy and stabilize the grid. The study found that these depots could net out to be energy producers, further stabilizing the grid.
A recent study by New York University reveals that nearly 90% of NYC transit workers have experienced harassment or assault, with women facing higher rates. The survey found that public-facing transit workers, including bus and subway staff, are disproportionately targeted.
Replacing diesel school buses with electric ones can yield up to $247,600 in climate and health benefits per individual bus, according to a new study. The benefits include reduced greenhouse gas emissions and lower rates of adult mortality and childhood asthma.
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 framework by Concordia researchers shows that electrifying bus fleets can lead to significant reductions in greenhouse-gas emissions and maintenance costs. The study analyzed four Canadian cities and found a 18.7-34.6% reduction in cumulative GHG emissions from 2019 to 2030
A study by Ohio State University researchers uses mobile cameras installed on campus buses to count vehicles, detect objects in the road, and track movements. The AI-powered YOLOv4 model provides accurate measurements with high spatial and temporal coverage, which could enhance current traffic systems and improve efficiency.
A recent study in Columbus reveals striking disparities in accessibility for wheelchair users traveling by public bus. Manual wheelchair users have access to only 1% of the city, while powered wheelchair users can reach about 25%. The main obstacle is infrastructure, particularly sidewalks, which are damaged or missing in many areas.
The WVU SMARTER center aims to improve mobility in rural areas through self-driving cars, ride-sharing services, and bike sharing. The center will develop infrastructure and technology barriers to ensure accessibility for all people.
A Florida Atlantic University study reveals that while private automobiles remain dominant, the share of car trips has decreased since its peak in 2001. In contrast, transit, non-motorized, and taxicab trips have increased. Lower-income groups rely heavily on public transportation due to limited mobility options.
A new modeling and visualization tool assists transit agencies in making the transition to electric buses, considering both cost and environmental equity. The bi-objective optimization framework model enables agencies to explore the interdependency of an electric bus transit system and a city's energy infrastructure.
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.
A new AI method accurately estimates timetable robustness within milliseconds, enabling efficient optimization. This improves balance between passenger needs and economic conditions.
A study by Portland State University found that household car ownership correlates with better self-reported health, while bus or paratransit use is associated with poorer health. The researchers also discovered that having fewer vehicles per individual in the household increases the likelihood of reporting poor physical health.
A multi-year study found that cashless fare systems can exclude lower-income riders due to lack of access to smartphones, internet, and banking services. Maintaining cash options can mitigate this issue, offering a more equitable solution for all riders.
Researchers at Portland State University developed data-driven speed management strategies to improve safety and efficiency in multimodal transportation. They found that disabling speed feedback signs on conventional roadways resulted in reduced driver speeds and a lower likelihood of severe crashes.
A study in the Journal of School Health monitored 1,154 students for asymptomatic COVID-19 cases during high community transmission. The researchers found no transmission linked to bus transportation, despite near-capacity operations with universal masking and ventilation.
Despite growing demand, Ontario doctors are hesitant to prescribe medical cannabis due to potential ill-effects and limited knowledge about its effectiveness as a painkiller. The study highlights the need for more evidence, education, and guidance to help physicians better assist patients seeking this treatment.
A new study by University of Utah researchers found a correlation between media coverage of weather and air quality, and transit ridership. The study suggests that favorable weather conditions and comfort are associated with increased ridership, while poor air quality may discourage usage.
Two new evidence reviews from McMaster University suggest that alternative treatments are as effective as opioids in managing acute musculoskeletal injuries like strains and sprains. The studies found that opioids have a higher risk of harms to patients, particularly those with past or current substance use disorders.
A McMaster University study found that half of online vaccination information on chiropractors' websites was removed after media coverage. The removal was associated with a large increase in Canadian media attention on anti-vaccination statements by some chiropractors.
Researchers at University of Utah used high-resolution rider data to quantify emissions saved by buses and commuter rail lines, finding a balance on weekdays during rush hours. Upgrading the bus and rail fleet could save up to 75% in some pollutants.
A recent study by University at Buffalo researcher Yingjie Hu analyzed neighborhood reviews from over 7,600 users on Niche.com to identify features of neighborhoods that people talked about online. The analysis revealed discrepancies between reviewers' perceptions and other data, such as crime statistics and employment rates.
A study from McMaster University and the Netherlands found that the impairment rating of injured workers significantly differs depending on the edition of the American Medical Association (AMA) guides used. The researchers compared two editions and found that the sixth edition resulted in lower impairment ratings.
Scientists at Tufts University have found that amputation of one limb immediately reflects in the bioelectric properties of the opposing, un-damaged limb in developing frogs. The phenomenon, dubbed 'bioelectric injury mirroring,' indicates that information about damage to tissues is available within 30 seconds.
A Montreal study reveals that bus travel is significantly safer than car travel, with four times fewer injuries for passengers, cyclists, and pedestrians. The study's findings suggest that permanent speed-reducing structures and public transit are key to reducing road injuries.
A Norwegian University of Science and Technology study found that women who initiate sex are less likely to regret it due to their ability to make autonomous decisions. The researchers also discovered that quality matters, with women feeling less regret if the partner is skilled and they feel sexually satisfied.
A new staining method allows specialists to investigate three-dimensional tissue samples using the Nano-CT system, delivering resolutions of up to 100 nanometers. The technique is time-efficient and compatible with conventional methods, enabling enhanced insights into tissue distribution and microscopic origins of diseases.
A recent Norwegian study found that religious individuals regret casual sex only slightly more than non-religious individuals. However, women regret their most recent one-night stand much more than men do, while men regret missing an opportunity much more than women do.
A new study reveals that diesel vehicles worldwide exceed emissions standards by 4.6 million tons, resulting in 38,000 premature deaths each year. The findings emphasize the need for stricter emission certification tests and real-world compliance measures to improve air quality.
A recent study by National University of Singapore researchers found that yellow taxis have significantly fewer accidents than blue taxis due to their higher visibility. This could lead to substantial cost savings for taxi operators, with an estimated annual savings of S$2 million.
A novel agent has significantly reduced episodes of swelling in patients with a rare genetic disorder. The drug, lanadelumab, works by suppressing the production of bradykinin, which causes swelling, and has been shown to be well-tolerated in a phase 1b clinical trial.
A Norwegian study finds that women regret casual sex encounters more frequently than men, contradicting earlier American research. Women are also less likely to be happy with the experience and more concerned about potential consequences such as pregnancy or STD infections. The researchers suggest that evolutionary differences in repro...
The University of Arizona's INSITE Center helps Fortaleza city planners use big data to understand bus delays and overcrowding. The team developed an online dashboard with real-time data on bus movements, passenger numbers, and weather conditions to inform decision-making.
Researchers developed a system using Wi-Fi and Bluetooth signals to collect accurate travel data, matching origin and destination information collected by riders. The technology has the potential to improve equity in transit systems, particularly for less-privileged neighborhoods.
A study by the University of Michigan found that cleaner school bus fuels can improve children's health, particularly those with asthma, by reducing inflammation and airborne particles. The research suggests a potential 14 million fewer absences from school annually if all vehicles were altered to reduce emissions.
A new on-board air filtration system developed for school buses reduces exposure to vehicular pollutants by up to 88%, making it cleaner way to transport children. The HECA filtration system could protect the 25 million American children who commute on school buses nearly every day from harmful exposures.
Researchers at MIT have developed software that assesses risk in planning algorithms, suggesting low-risk alternatives when a solution is not possible. The system uses probabilistic models to determine the feasibility of a plan and can offer modifications to relax constraints or add resources to mitigate risks.
A new study found that chronic migraine significantly impacts family relationships and activities, causing feelings of guilt, anger, and annoyance towards family members. Chronic migraine is also linked to reduced quality time with partners and children, cancelled vacation plans, and avoidance of sexual intimacy.
Researchers analyzed the cost-effectiveness of electric school buses that discharge their batteries into the electrical grid when not in use. Over 14 years, a V2G-capable electric bus fleet could save an estimated $38 million compared to diesel buses.
Windshield washer fluid has been found to be a source of Legionnaires bacteria, which can cause severe respiratory illness and pneumonia. Nearly 75% of school buses tested in Arizona were contaminated with the bacteria, highlighting the potential for automobile windshield washing systems to transmit deadly infections.
Researchers at Berkeley Lab's Advanced Light Source found that vitamin D deficiency not only reduces bone mineralization but also induces premature aging of existing bone. This accelerates the risk of fractures in patients with vitamin D deficiency.
Researchers at Simon Fraser University have discovered links between electrode degradation processes and bus membrane durability. The study aims to improve fuel cell module durability and predict longevity for competitive with diesel hybrids.
Tiramisu Transit LLC, a Carnegie Mellon University spinoff, has received Small Business Innovation Research (SBIR) Phase I funding to commercialize its smartphone application enabling real-time bus schedule and seating information. The team plans to identify sustainable business models for crowd-sourced transit systems.
Researchers at Georgia Tech have devised a way to compute delays and self-equalize gaps between buses, improving service for riders and reducing work for management. The system uses GPS and cell phones to optimize bus arrival times, ensuring more consistent headways.
MIT researchers develop techniques to address limitations of current bus-based communication systems in multicore chips. Virtual bypassing and low-swing signaling allow for faster data transmission and reduced energy consumption, promising significant improvements in chip efficiency.
A new study found that men who are more attractive tend to overestimate women's interest in casual sex, while women underestimate men's desire. This misperception may have evolved as a strategy for increased reproductive success.
The University of Houston is testing Metro's hybrid and regular buses for fuel efficiency, measuring emissions under controlled conditions. Researchers will track fuel economy and emissions using the university's chassis dynamometer test cell.
The Tiramisu app uses crowdsourced data to provide real-time bus arrival information, benefiting riders with disabilities and enhancing the overall transit experience. The app's success in a field test demonstrates its potential to improve public transportation in Pittsburgh and beyond.
The University of Houston will retrofit 10 school buses with a new technology designed to reduce ozone pollutants emitted by diesel-powered vehicles. The goal is to achieve a 65% reduction in NOx emissions, and the study's findings will determine whether the technology can be approved for use on larger scales.
A new study found that combining exenatide with insulin provides better blood sugar control in patients with type 2 diabetes, achieving near-normal levels in 60% of participants. Additionally, Byetta recipients lost an average of four pounds during the study, while placebo recipients gained two pounds.
A team of UC Riverside researchers is working with the California Air Resources Board to improve a method for measuring diesel particulate emissions. The research could provide the groundwork for strengthening standards for diesel particulates, and has already led to the collection of over 24,000 analytical samples.
New research reveals that women's libido increases as they age due to declining fertility, leading to more adventurous sexual behavior. Women aged 27-45 experience a heightened sex drive and are more willing to engage in casual sex.
The UK's first dual-fuel diesel-biomethane powered bus will significantly reduce pollutant and greenhouse gas emissions. The innovative technology, developed in collaboration with the University of East Anglia and leading bus operators, aims to be rolled out across the country and further afield.
Researchers propose a simple redesign of public buses to enhance cooling airflow through wide vents and adjustable roof designs. This design improvement increases the comfort zone of the bus from 11% to over 50%, benefiting all passengers.
A computer simulation suggests that large buses running on separate traffic lanes can achieve a comfortable level of crowding without gridlock. The study's findings support mass transportation as the preferred option for most commuters, even with a few individuals choosing to drive by car.
Researchers at Iowa State University's Center for Transportation Research and Education have tested the performance of the country's first hybrid school buses. The buses feature electric drive trains that can move at street speeds, capturing energy from braking to recharge their batteries. Initial results show improved fuel efficiency ...