Articles tagged with Vehicles
Researchers at Harvard University found that Beijing's traffic restrictions in November reduced NOx emissions by 40% and traffic by 30%. The study suggests that similar efforts could lead to significant changes in air quality during the 2008 Summer Olympic Games.
C6 is a 10-foot by 10-foot virtual reality cube that immerses users in computer-generated 3-D images and eight channels of audio. The upgraded room now projects more than twice the resolution produced by any other VR room, with 100 million pixels.
A study by the University of New South Wales found that 78% of pedestrian collisions occur when pedestrians are crossing roads without marked crossings, and many people misunderstand right-of-way rules at intersections. The researchers suggest that better education and awareness are needed to reduce road trauma.
Researchers at Dalhousie University found that glaucoma patients are over three times more likely to experience falls and six times more likely to be involved in motor vehicle accidents. Impaired useful field of view is the strongest risk factor for these accidents.
Carnegie Mellon University researchers developed the software that guided NASA's DEPTHX craft to safely operate in a complicated, unexplored three-dimensional space. The mission aims to explore the world's deepest sinkhole, La Pilita, and develop technologies for future ocean exploration.
Researchers have developed an artificial lateral line that mimics the functions of the biological system found in fish, enabling submarines to detect and track moving targets and avoid collisions. The device uses micro fabricated flow sensors integrated with metal-oxide-superconductor circuitry for on-chip signal processing.
A new study by Purdue University researchers found statistically significant differences in the severity of injuries suffered in accidents involving men and women drivers, as well as drivers within three age groups. The study used mathematical models to calculate various probabilities using data from one-vehicle accidents in Indiana.
Researchers at the University of Manchester have discovered that Manchester commuters inhale their biggest daily dose of harmful traffic fumes during the morning rush hour. The air pollution traps particles near ground level, which can be toxic to human health.
Renewable sources currently provide about 6 percent of all the energy used in the United States. Meeting the 25 percent renewable energy target for electricity and motor fuels together could reduce carbon dioxide emissions from fossil fuel combustion by 15% and displace 2.5 million barrels of oil consumption.
Researchers at New York University are developing molecular delivery vehicles to transport nucleic acids into cells. Their work aims to silence genes improperly produced through RNA interference, with potential applications in genetic therapies.
A national study found that media reports linked alcohol to specific crimes and accidents significantly less frequently than estimated numbers. This underreporting may lead to distorted views about the risks of alcohol use, ultimately decreasing public support for alcohol control measures.
A study of 227 individuals found that many consumers are unaware of tire aging as a potential problem. Researchers recommend improved warnings, clear information on tire degradation, and distribution through various channels to address this issue.
A New Mexico study found a 29% increase in Sunday crashes and a 42% increase in alcohol-related crash fatalities since lifting the statewide ban on Sunday packaged alcohol sales. The study, funded by the Robert Wood Johnson Foundation, analyzed data from 1990 to 2005.
Researchers found that short-term application of topical corticosteroids followed by maintenance treatment with a less potent agent can effectively manage intertriginous psoriasis. The study also showed that 0.1 percent betamethasone was more effective than 1 percent pimecrolimus in reducing symptoms.
A 10-year review of ATV-related injuries reveals serious neurological injuries, inpatient rehabilitation, spinal cord injuries, and fatalities among children under 16. Pediatric neurosurgeons recommend banning children from ATVs and implementing mandatory helmet laws, instruction programs, and restricting public use.
An international team of scientists will use remotely operated and autonomous underwater vehicles to investigate active and inactive hydrothermal vents in the western Pacific Ocean. The expedition aims to understand the formation of mineral deposits containing copper, gold, and other valuable minerals.
Researchers Montasir Abbas and Y. H. Percival Zhang received the Powe award to develop models for optimizing traffic signal timing to reduce vehicle emissions. They will also explore ways to improve ethanol production processes using enzymes that break down cellulose into biofuel.
A study of 100-Car Naturalistic Driving Study data found that driver distraction and inattention significantly contribute to crashes and near-crashes. Drowsiness is a major problem, increasing the risk by at least four times, while cell phone use is the most common distraction.
A statewide study in Wisconsin found that unbelted crash occupants represented 68% of patients dying in emergency departments. Unbelted survivors were more than twice as likely to be admitted to the hospital and suffer moderate to severe injuries. The study also linked seatbelt non-use to higher ED bills and economic costs.
A study found rodeo athletes recover from whiplash injuries faster and report fewer symptoms compared to spectators, suggesting a different attitude toward injury. The team plans to investigate why rodeo athletes can continue working despite being trampled by bulls.
A study found that small increases in fine particle air pollution resulted in increased hospital admissions for heart failure, chronic obstructive pulmonary disease, and respiratory infections. Fine particles penetrate deep into the lungs, posing a significant health risk to elderly citizens.
The Office of Naval Research has successfully tested a fast scramjet, reaching speeds of Mach 5.5 and demonstrating the feasibility of low-cost flight test techniques at hypersonic speeds. The engine, powered by liquid fuel, offers a safer alternative to other designs, making it suitable for shipboard use.
A study by Dhananjay Nayakankuppam and Himanshu Mishra found that buyers underrate items while sellers overrepresent their positive features, leading to different reservation prices. This difference in valuation affects marketing strategies, such as allowing car buyers to test drive cars at home.
A recent NIST paper explains that actual fuel tank capacity can vary from the rated capacity rating due to design characteristics, manufacturing process, and physics. Drivers are cautioned against using the 'half full' reading on the fuel gauge to determine exact fuel tank capacity.
A team of researchers, including Rensselaer Polytechnic Institute, has developed a network of distributed sensing devices and water-monitoring robots that use solar power to extend their deployment time. This technology will enable the detection of chemical and biological trends in lakes, rivers, and waterways to improve water quality ...
Researchers have discovered a more stable compound, diammoniate of diborane (DADB), that may spontaneously uptake hydrogen fuel, making it potentially reversible. This finding is part of the Grand Challenge Project to develop new materials for hydrogen storage.
NASA has delayed the launch of its NOAA-N satellite until at least May 20th following a vent hose malfunction during last Thursday's attempt. Contamination risks were identified, prompting further testing and sample collection to ensure payload safety.
The Marine Corps has created a dedicated virtual-reality training system for its assault amphibian vehicles, allowing for increased training capabilities due to range and ammunition supply constraints. The Virtual Environment Assault Amphibian Vehicle (VEAAV) training system was developed by a Navy-Marine Corps team in just six months.
Two UW ocean-diving gliders, Seagliders, have set a new record by traveling across the Pacific Ocean. They were deployed in September and traveled over 1,860 miles in 191 days. The gliders' autonomous technology allows them to collect oceanographic measurements without propellers, setting a precedent for the longest range of any autono...
Washington University will receive funding to develop a mobile science classroom that provides interactive experiences and exhibits for elementary school students. The program aims to improve science education in underrepresented public schools, aligning with Missouri standards.
Researchers found that alcohol impairs brain areas controlling motor functions, leading to increased speeding and crashing. Brain regions involved in decision-making and working memory were not affected until drivers reached a blood alcohol level of 0.08.
A randomized clinical trial found that brief alcohol counseling resulted in long-term reductions in high-risk drinking behaviors and adverse events among young adults. Counseling led to a 40-50% decrease in alcohol use and a significant reduction in emergency department visits, auto accidents, and arrests.
A low-cost robotic vehicle has been designed to detect land mines in rough terrain, marking their location with a spray of paint. The device can be controlled from up to 500 feet away and is estimated to cost $1,000 or less, including detection sensors.
A recent study by URI graduate student found that off-road vehicles significantly impact beach ecosystems, with a 30-50% decrease in invertebrate populations on beaches where driving is allowed. The research highlights the importance of protecting the wrack line, which serves as a crucial habitat for many species.
A new brain-based controller mimics the human olivo-cerebellar system to enable precise movement control. The system will be tested on a mobile autonomous research vehicle to replicate complex maneuvers and wing control of birds and insects.
Researchers have discovered that insect-derived antimicrobial peptides, such as pyrrhocoricin, can penetrate human dendritic cells and fibroblasts, potentially leading to new vaccine and immune therapies. The peptides are being explored as drug-delivery vehicles for peptide or peptide-based drugs that normally cannot cross cell membranes.
The Office of Naval Research is developing new materials to increase the survivability of future Marine Corps vehicles. Six contractors have developed new material concepts, with three selected for Phase 2 contracts. Lightweight high-strength composite materials and embedded sensors will be integrated into a vehicle demonstrator.
The Surf Zone Crawler, a fully autonomous amphibious vehicle, can follow search instruction plans, classify and map underwater mines in turbulent ocean surf zones. It has been used to search under the World Trade Center after 9/11, Afghan caves, and underwater wreckage off Normandy's beaches, with plans to deploy it in Iraq.
A study by Children's Hospital of Philadelphia found that belt-positioning booster seats significantly reduce injuries in children under 7. The study analyzed data from over 4,200 children and showed that booster seat use can virtually eliminate injuries associated with seat belt syndrome.
The National Robotics Engineering Consortium (NREC) will lead the development of a highly mobile vehicle suitable for various expeditionary missions conducted by the Marines. The project aims to deliver a complete system solution to address the Marines' needs, with an expected initial fielding in 2006.
Researchers have developed new diagnostic tools to assess injury risk in wheelchair users, measure hand movement, and improve tinnitus rehabilitation. A computerized glove and instrumented globe system enhance hand-function assessment and shoulder rehabilitation, while shock-absorbing prostheses promote active lifestyles for amputees.
A study in Hong Kong found that reducing sulphur emissions led to a 2% decline in all-cause deaths and a 5% decrease in respiratory disease-related deaths. The policy change also resulted in increased life expectancy, with women experiencing a 20-day lifetime increase and men experiencing a 40-day increase.
The new sonar system, Advanced Sonar (SAS), offers four times the range and 36 times the resolution of traditional side-looking sonar. The CTTO facilitated a rapid transition by brokering a Memorandum of Agreement to incorporate SAS into the Mine Reconnaissance System.
A national effort is underway to study traumatic injury and develop evidence-based treatments. The project will compile extensive databases and standardize care procedures to help physicians choose the best treatment for each patient.
Researchers from DSM High Performance Fibers have developed a super-strong polyethylene fiber called Dyneema, which provides maximum protection at minimal weight. The material is used in armored gear, safety products, and sports equipment, offering significant contributions to protecting human lives.
Researchers have developed a three-way drug delivery system using vesicles, allowing for the simultaneous release of different materials in a single vehicle. This innovation could minimize toxic side effects and enhance the effectiveness of medications.
Epilepsy does not increase motor vehicle crash risks compared to other medical conditions; regulations hinder patients from seeking proper care. Mandatory reporting laws are discriminatory and destroy patient-physician confidentiality.
Researchers developed a decision tree combining cause of injury with physical signs and symptoms to determine the appropriate type and level of care for children. The new triage tool aims to reduce under-triage in pediatric motor vehicle crashes, resulting in better outcomes.
A new study found that between 83-89% of federal appellate court decisions in employment-related ADA cases favored the defendants, with plaintiffs winning fewer than 17% of their cases on appeal. Despite this, some factors such as prevailing at trial, alleging discriminatory demotion, and specific types of impairments can improve outco...
A recent study published in the New England Journal of Medicine found that patients with cardiac arrhythmias have a similar accident rate to healthy drivers. The study, which analyzed data from over 600 patients, showed that only 11% of accidents were preceded by potential arrhythmia symptoms.
Small-scale human disturbances, such as heavy vehicle use and recreation, are reducing species diversity in Arctic ecosystems. The study found that these disturbances can cause lasting changes, including melting permafrost and decreased plant biodiversity.
A community-based intervention trial showed a significant decline in high-risk drinking and alcohol-related motor vehicle crashes and assaults. The study found that coordinated environmental strategies, including media advocacy and increased enforcement of drinking and driving laws, were effective in reducing these injuries.
The Virginia Tech Transportation Institute has secured a $15 million contract from the National Highway Traffic Safety Administration (NHTSA) to conduct advanced safety research. The consortium will explore human factors research using data collected on actual roadways, test facilities, and simulated driving conditions.
A four-month study of over 200 ambulance arrivals found potential for injury to children and other occupants in urban medical centers. Researchers identified opportunities for prevention, including securing EMS equipment and ensuring proper restraint.
According to a study published in JAMA, the overall percentage of alcohol-related motor vehicle deaths among children has declined from 21.6% in 1991 to 17.8% in 1996. The majority of these fatalities involved minors as passengers, with 79.5% of alcohol-related deaths resulting in child passenger fatalities
A study found that 64% of alcohol-related child passenger deaths involve a child riding with the drinking driver, emphasizing the need for deterrents such as lower legal blood alcohol limits and child endangerment laws.
A new study found that having a passenger in a vehicle increases the risk of fatal injuries for young drivers, with three or more passengers posing the highest risk. The researchers suggest that graduated licensing systems could help reduce accidents by prohibiting teen-age drivers from transporting passengers.
A semi-fuel cell hybrid has been developed to propel unmanned undersea vehicles, providing a cheap and safe energy source with four times the energy of current batteries. The technology also features a long shelf life and uses seawater as the battery fluid.
A new study led by Dr. Don Redelmeier found that people overestimate the speed of vehicles in the next lane, leading to unnecessary lane changes. Staying in one's lane is safer and achieves similar travel times as more aggressive driving.
The all-terrain wheelchair is designed to cross potholes, hobble over obstacles, and cruise along sandy beaches. It features powered rear wheels and robotic arms that anchor the chair like crutches or ski poles.