Articles tagged with Bicycles
Researchers discovered spoked vertebrae in azhdarchid pterosaurs that supported their long necks, enabling them to fly with heavy prey. The internal structure was found to be helically arranged like bicycle wheel spokes.
A new study published in the Journal of Transport & Health found that a jughandle design can virtually eliminate single bicycle crashes at railway crossings. The design realigns the approach angle to about 60 degrees, reducing the risk of tire being caught in the gap between the rail and pavement.
A study by Portland State University researchers reveals that the presence of cyclists does not significantly slow down cars on low speed, low volume urban roads without bicycle lanes. The 1 mph differential in speed caused by cyclists was found to be negligible from a practical perspective.
Low birth weight is linked to poor cardiorespiratory fitness in young adults. The study found that babies born at term weighing more than average had better fitness levels, with a 7.9-watt increase for every 450 grams of extra weight.
New Cornell research reveals that bike-share systems often deter users due to long distances between docking stations. The study recommends creating denser networks with smaller stations and increasing bike availability to grow ridership. Placing stations near grocery stores provides the most benefit, according to the findings.
The mind composes meanings from separate words through a dynamic interaction between brain regions, using multi-modal cues. Humans and artificial intelligence systems differ in representing meaning, with humans using contextual knowledge and emotional cues.
A Queensland University of Technology observational study found nearly half of shared e-scooters being ridden without helmets, on roads or carrying passengers. The study calls for improved helmet availability and police enforcement to address safety risks.
A recent study published in the Journal of Transport and Land Use found that people living in high-density, mixed-use neighborhoods are more likely to commute by bike. High-density areas such as downtowns and college campuses tend to have higher rates of bike commuting due to increased safety and accessibility.
Researchers found that participants overestimated their effort when the feedback indicated faster heartbeat and did not underestimate it when the feedback indicated slower heartbeat. The study suggests that false cardiac feedback can produce an interoceptive illusion of effort.
A study by James Cook University researcher Jemma King found that a lack of suitable roads is a major reason for low cycling participation rates in Australia and Queensland. Key findings include the majority of non-cyclists citing ill-health, age or lack of time as reasons, while rural residents often cite environmental concerns.
A study by University of Colorado Denver researchers found that cycling infrastructure significantly reduces fatalities and improves road safety outcomes. Cities like Portland and Seattle saw a decrease in fatal crash rates after introducing protected bike lanes.
A study published in Accident Analysis and Prevention found that marked on-road bicycle lanes and parked cars do not provide enough space for safe passing. The research, which analyzed over 18,000 vehicle passing events, suggests that a single stripe of paint is insufficient to protect cyclists.
Kate Hyun and her team are exploring a new approach to estimate bicycle volumes by fusing data from sensors, surveys, mobile apps, and GPS-enabled systems. The goal is to provide cities with more accurate information to establish viable bike networks.
The Graduate School of Creative Design Engineering at UNIST showcased its innovative 'stool.D' design, combining technology and art to create a functional and stylish piece. The stool features LED lights that provide visual feedback with pedaling speed, promoting exercise while sitting.
A study by the University of Sydney found that middle-aged men in affluent suburbs are cycling more, with nearly 20% of those aged 45-65 years cycling at least once a week. However, most Mamils (middle-aged male cyclists) cycle only on weekends.
A team of researchers analyzed aerial video footage of bicycle races to determine the causes of changes in peloton collective behavior. They found two types of propagating waves within pelotons, driven by rider vision and sensory input, which challenge previous assumptions about aerodynamics' role in group dynamics.
A study by ISGlobal found that cycling yields the best results in every analysis, linked to better self-perceived general health, mental health, and vitality. Walking is also beneficial, associated with greater vitality and more contact with friends and family.
Researchers found that training with an e-bike is as effective as regular bicycling for improving cardiorespiratory fitness. After a month of riding at least three days a week, participants showed significant improvements in oxygen uptake capacity.
A study reveals that cyclist accidents are increasing due to inadequate infrastructures and risk behavior from drivers and cyclists. The research found that 47.2% of serious injuries occur on conventional urban roads, highlighting the need for improved road safety education and infrastructure design.
A new study reveals that swapping cars for shared bicycles avoids up to 73 deaths and saves $226 million annually. The use of mechanical bicycles offers the most health benefits, with Paris and Barcelona experiencing notable reductions in fatalities and pollution exposure.
A QUT-led study found that lane widths and speed limits significantly influence the distance drivers leave when passing, not cyclist characteristics. The study's key finding is that cycling would be safer with improved road infrastructure, such as more cycling lanes and stronger enforcement of the law.
The RegioMOVE project aims to create a user-friendly, environmentally compatible and system-overlapping portfolio of mobility offers for the region of Karlsruhe. Karlsruhe Institute of Technology (KIT) will contribute its know-how to the project.
A study by Johns Hopkins University found that pictures of junk food are almost twice as distracting as healthy food images, even when people are focused on a task. The researchers tested this theory with participants who ate candy before completing a computer task.
The UNIST-Mando team has developed a self-charging electric bike called Hybrid Module Mobility, which uses regenerative technology to recharge batteries while riding or pedaling. The bike can transform into different forms to suit users' needs, including cargo-carrying and family modes.
A study by the University of Seville found that investing in cycling infrastructure yields a significant social return, with an average profitability rate of 130% on public investment. The research estimated a €550m profit for the city of Seville, outperforming traditional transport infrastructure investments.
A study by Carnegie Mellon University researchers found that gift givers tend to choose superficial gifts over sentimental ones, even when recipients prefer sentimentally valuable gifts. The study suggests that givers view sentimental gifts as uncertain in their impact, but view preference-matching gifts as a sure single.
Computer scientists in Saarbræcken have created an electric version of Karl von Drais' 200-year-old bicycle, dubbed the Draisine 200.0, to test the validity of mathematical proofs and improve e-bike software safety.
A new study found that bicycle injuries to adults in the US resulted in $237 billion in medical costs over a 17-year period. Medical costs from non-fatal bike crashes increased by 137 percent, with older men accounting for a significant proportion of total costs.
Researchers at McMaster University have demonstrated that early in-bed cycling sessions can safely start with critically ill ICU patients. The TryCYCLE study shows cycling within four days of mechanical ventilation can help these patients walk farther upon hospital discharge.
A new type of bike helmet with an air bag system shows promise in reducing the risk of skull fracture and other brain injuries. The helmet's larger size and cushioning provide added protection, but initial pressure is crucial for optimal performance.
A University of Colorado Boulder study reveals that regular pedelec use improves cardiovascular health, boosts aerobic capacity, and regulates blood sugar control. By incorporating physical activity into daily commutes, riders can increase their fitness levels without requiring separate exercise sessions.
A study in the Journal of Transport & Health found that car ownership reduces exercise during travel, while bike ownership promotes it. Londoners who mainly walk or cycle for their trips tend to be more active.
A new study found that wearing a helmet can increase sensation-seeking behavior and risk-taking in adults, challenging common safety advice. Researchers used a computer-based simulation to test participants' willingness to take risks while wearing different types of headgear.
A University of Washington study reveals that people's motivation to walk and bike differs significantly based on their income level. Lower- and middle-income residents in densely populated areas are more inclined to walk or bike due to factors such as easy access to destinations, neighborhood attractiveness, and the number of bicycles...
Researchers found children with ADHD struggle to pay attention and make impulsive decisions while crossing roads on bicycles, putting them at risk of accidents. The study suggests teaching children to look for longer gaps between cars can help compensate for timing deficits.
The study found that global bicycle ownership has declined from 60% to 32% over the past three decades, with significant variations across regions. The data highlights the need for policy makers to develop targeted strategies to boost cycling as a sustainable mode of transport.
Researchers propose a novel way to create robust electron waves by exploiting magnetic ions to bind together electron's direction of movement and its spin. This could drive advances in data- and energy-storage technologies.
A recent study by UC San Francisco found that bicycle accidents among riders older than 45 have increased significantly, resulting in more hospitalizations. The study showed a 66% increase in hospital admissions to older riders and an 81% rise in injuries occurring to riders above age 45.
Researchers found that 'Bicycles May Use Full Lane' signs were more effective in clarifying the rules of the road for both drivers and cyclists. This new signage could lead to increased bike usage, reducing traffic congestion and greenhouse gas emissions, while improving public health and mobility for disadvantaged groups.
A study by McGill University researchers found that homes near BIXI bike-sharing stations in central Montreal saw an average increase of 2.7% in sales price, with each station valued at $700 more in property value. The study suggests that other cities with similar systems may also experience similar effects on housing prices.
A new study from Lund University reveals that car travel is six times more expensive than cycling. The study found that cars have a greater negative impact on the economy than bicycles, with costs ranging from EUR 0.15 per kilometre for driving versus EUR 0.08 per kilometre for cycling.
Researchers call for police to use electronic tablets to gather bicycle-specific data, enabling safer environments and increased cycling. Automatic uploads of data could guide building of safer bike lanes.
A study led by the University of Colorado Denver found that cities using bike-to-work days can capture a wide range of bicyclists and gather insights into barriers to increasing their commuting. The study suggests that cities should use these events to understand participants' motivations and identify obstacles, such as safety concerns...
A study in the Journal of Public Policy & Marketing reveals that Irish citizens' perceptions of biking as inconvenient, dangerous and unsuitable for wet climates hinder adoption. However, benefits like saving time and improving physical fitness are cited by supporters.
A University of Colorado Denver study found that increased bicycle use leads to reduced collisions between cyclists and motorists, attributed to the 'safety in numbers effect'. The study focused on Boulder, Colorado, where high bicycling rates resulted in lower crash rates.
The study found that the scheme had a positive overall health effect, with reduced disease rates linked to increased cycling. However, benefits varied by age and sex, with older men experiencing larger benefits than younger cyclists or women.
The Bloomberg Administration's public health policies were developed using a data-driven approach, which included rigorous appraisal of published studies and collection of local health survey data. The resulting policies have improved the health and life expectancy of New Yorkers, providing a blueprint for other cities to follow.
A study published in The Journal of Craniofacial Surgery analyzes a video of a failed bike stunt to estimate the traumatic forces causing facial fractures. The researchers used frame-by-frame analysis to calculate velocity and impact force, revealing Le Fort types 2 and 3 fractures indicative of high-impact trauma.
A UT Dallas study shows that preschoolers tend to trust nice people with no expertise over mean experts who clearly know the answer. Children as young as 4 years old recognize expertise in specific areas and prioritize niceness when deciding whom to believe.
A recent study by the American Academy of Pediatrics found that only 11% of children involved in bike accidents in Los Angeles County wore a helmet. Children over age 12 and from low-income and minority communities were less likely to wear helmets. The study highlights the need for targeted safety programs to address these disparities.
A study published in Traffic Injury Prevention found that bicycle helmets certified to Australia's national standard significantly reduce linear and angular head accelerations and impact force. Helmet use greatly reduces the risk of head, skull and brain injury by up to 9.5 times.
A new study from Harvard School of Public Health recommends overhauling US bicycle engineering guidelines to reflect current cyclists' preferences and safety data. The study suggests endorsing cycle tracks, physically separated paths adjacent to sidewalks, to encourage more people of all ages to ride bicycles.
A study by the American Academy of Pediatrics found that states with mandatory helmet laws have significantly lower rates of fatalities and incapacitating injuries among children. The research showed a 2-per-1-million-child difference in fatal and incapacitating injury rates between states with and without helmet laws.
A new study found that consumers from less individualistic cultures are more likely to use price as a signal for product quality, whereas individualists focus on separate attributes. This insight can help companies target higher-priced brands towards collectivistic markets.
Injuries from bicycling, roller sports, and trampolines decreased by 38.1%, 20.8%, and 17.5% respectively between 2000 and 2010. Football and soccer injuries increased by 22.8% and 10.8%, with overall musculoskeletal-specific injuries declining 12.4%.
A study found that exercise programs on stationary bicycles improve Parkinson's disease symptoms, with faster pedaling leading to greater brain connectivity and motor ability improvements. The therapy is low-cost and effective, even for patients who don't need forced-rate exercise.
Researchers discover that short bursts of intense exercise, like sprint intervals, can boost calorie burn for up to two days after the workout. The study's findings suggest that incorporating such exercises into a daily routine could aid in weight maintenance by burning an additional 200 calories.
A new study reveals that handlebars at a lower position increase pressure on the genital region, reducing sensation in female cyclists. Proper bicycle setup can help prevent genital nerve damage and maintain sexual health.
A recent study found that UK cities exhibit striking differences in cycling cultures, from traditional modes of transport to edgy subcultures. In contrast, cyclists in certain locations face barriers such as bike theft and worrying about what to wear on their bikes.
A study by Georgetown University Medical Center researchers found that 7 out of 10 Capital Bikeshare commuters do not wear helmets, compared to 70.8% of private cyclists. The study aims to encourage helmet use among frequent riders through targeted marketing and incentives.